MAYBE
(ignored inputs)COMMENT [Becker , 1993] Example 7.1
*** Computating Strongly Quasi-Reducible Parts ***
TRS:
   [ s(p(?x)) -> ?x,
     p(s(?x)) -> ?x,
     +(?x,0) -> ?x,
     +(?x,s(?y)) -> s(+(?x,?y)),
     +(?x,p(?y)) -> p(+(?x,?y)),
     -(?x,0) -> ?x,
     -(?x,s(?y)) -> p(-(?x,?y)),
     -(?x,p(?y)) -> s(-(?x,?y)),
     *(?x,0) -> 0,
     *(?x,s(?y)) -> +(*(?x,?y),?x),
     *(?x,p(?y)) -> -(*(?x,?y),?x) ]
Constructors: {0,p,s}
Defined function symbols: {*,+,-}
Constructor subsystem:
   [ s(p(?x)) -> ?x,
     p(s(?x)) -> ?x ]
Rule part & Conj Part:
   [ s(p(?x)) -> ?x,
     p(s(?x)) -> ?x,
     +(?x,0) -> ?x,
     +(?x,s(?y)) -> s(+(?x,?y)),
     +(?x,p(?y)) -> p(+(?x,?y)),
     -(?x,0) -> ?x,
     -(?x,s(?y)) -> p(-(?x,?y)),
     -(?x,p(?y)) -> s(-(?x,?y)),
     *(?x,0) -> 0,
     *(?x,s(?y)) -> +(*(?x,?y),?x),
     *(?x,p(?y)) -> -(*(?x,?y),?x) ]
   [ ]
*** Ground Confluence Check by Rewriting Induction ***
Sort: {Int}
Signature:
   [ + : Int,Int -> Int,
     - : Int,Int -> Int,
     * : Int,Int -> Int,
     s : Int -> Int,
     p : Int -> Int,
     0 : Int ]
Rule Part:
   [ s(p(?x)) -> ?x,
     p(s(?x)) -> ?x,
     +(?x,0) -> ?x,
     +(?x,s(?y)) -> s(+(?x,?y)),
     +(?x,p(?y)) -> p(+(?x,?y)),
     -(?x,0) -> ?x,
     -(?x,s(?y)) -> p(-(?x,?y)),
     -(?x,p(?y)) -> s(-(?x,?y)),
     *(?x,0) -> 0,
     *(?x,s(?y)) -> +(*(?x,?y),?x),
     *(?x,p(?y)) -> -(*(?x,?y),?x) ]
Conjecture Part:
   [ ]
Precedence (by weight): {(*,6),(+,5),(-,4),(0,2),(p,1),(s,0)}
Rule part is not confluent.
Check ground confluence of Rule part (R0) by basic RI.
Rules:
   [ s(p(?x)) -> ?x,
     p(s(?x)) -> ?x,
     +(?x,0) -> ?x,
     +(?x,s(?y)) -> s(+(?x,?y)),
     +(?x,p(?y)) -> p(+(?x,?y)),
     -(?x,0) -> ?x,
     -(?x,s(?y)) -> p(-(?x,?y)),
     -(?x,p(?y)) -> s(-(?x,?y)),
     *(?x,0) -> 0,
     *(?x,s(?y)) -> +(*(?x,?y),?x),
     *(?x,p(?y)) -> -(*(?x,?y),?x) ]
Conjectures:
   [ *(?x_9,?x) = +(-(*(?x_9,?x),?x_9),?x_9),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
STEP 0
ES:
   [ *(?x_9,?x) = +(-(*(?x_9,?x),?x_9),?x_9),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS:
   [ ]
ES0:
   [ *(?x_9,?x) = +(-(*(?x_9,?x),?x_9),?x_9),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS0:
   [ ]
ES1:
   [ *(?x_9,?x) = +(-(*(?x_9,?x),?x_9),?x_9),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS1:
   [ ]
Expand +(-(*(?x_9,?x),?x_9),?x_9) = *(?x_9,?x)
   [ +(-(0,?x_18),?x_18) = *(?x_18,0),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = *(?x_20,p(?y_20)) ]
ES2:
   [ +(-(0,?x_18),?x_18) = *(?x_18,0),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = *(?x_20,p(?y_20)),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS2:
   [ +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 1
ES:
   [ +(-(0,?x_18),?x_18) = *(?x_18,0),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = *(?x_20,p(?y_20)),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS:
   [ +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(0,?x_18),?x_18) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS0:
   [ +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(0,?x_18),?x_18) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10) ]
HS1:
   [ +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(0,?x_18),?x_18) = 0
   [ +(0,0) = 0,
     +(p(-(0,?y_7)),s(?y_7)) = 0,
     +(s(-(0,?y_8)),p(?y_8)) = 0 ]
ES2:
   [ 0 = 0,
     s(+(p(-(0,?y_7)),?y_7)) = 0,
     p(+(s(-(0,?y_8)),?y_8)) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 2
ES:
   [ 0 = 0,
     s(+(p(-(0,?y_7)),?y_7)) = 0,
     p(+(s(-(0,?y_8)),?y_8)) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(0,?y_7)),?y_7)) = 0,
     p(+(s(-(0,?y_8)),?y_8)) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(0,?y_7)),?y_7)) = 0,
     p(+(s(-(0,?y_8)),?y_8)) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(0,?y_7)),?y_7)) = 0
   [ s(p(-(0,0))) = 0,
     s(s(+(p(-(0,s(?y_4))),?y_4))) = 0,
     s(p(+(p(-(0,p(?y_5))),?y_5))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     0 = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     p(+(s(-(0,?y_8)),?y_8)) = 0 ]
HS2:
   [ s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 3
ES:
   [ 0 = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     0 = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     p(+(s(-(0,?y_8)),?y_8)) = 0 ]
HS:
   [ s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     0 = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     p(+(s(-(0,?y_8)),?y_8)) = 0 ]
HS0:
   [ s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     p(+(s(-(0,?y_8)),?y_8)) = 0 ]
HS1:
   [ s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(0,?y_8)),?y_8)) = 0
   [ p(s(-(0,0))) = 0,
     p(s(+(s(-(0,s(?y_4))),?y_4))) = 0,
     p(p(+(s(-(0,p(?y_5))),?y_5))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(+(s(s(-(0,?y_5))),?y_5))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 4
ES:
   [ 0 = 0,
     0 = 0,
     p(p(+(s(s(-(0,?y_5))),?y_5))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(+(s(s(-(0,?y_5))),?y_5))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(0,?y_5))),?y_5))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(+(s(s(-(0,?y_5))),?y_5))) = 0
   [ p(p(s(s(-(0,0))))) = 0,
     p(p(s(+(s(s(-(0,s(?y_4)))),?y_4)))) = 0,
     p(p(p(+(s(s(-(0,p(?y_5)))),?y_5)))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0 ]
HS2:
   [ p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 5
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0 ]
HS:
   [ p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0 ]
HS0:
   [ p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     *(?x_10,?x_1) = -(+(*(?x_10,?x_1),?x_10),?x_10),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0 ]
HS1:
   [ p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(*(?x_10,?x_1),?x_10),?x_10) = *(?x_10,?x_1)
   [ -(+(0,?x_18),?x_18) = *(?x_18,0),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     -(+(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = *(?x_20,p(?y_20)) ]
ES2:
   [ -(+(0,?x_18),?x_18) = *(?x_18,0),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     -(*(?x_20,?y_20),?x_20) = *(?x_20,p(?y_20)),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 6
ES:
   [ -(+(0,?x_18),?x_18) = *(?x_18,0),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = *(?x_19,s(?y_19)),
     -(*(?x_20,?y_20),?x_20) = *(?x_20,p(?y_20)),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(-(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(0,?x_18),?x_18) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     -(*(?x_20,?y_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     +(*(?x_19,?y_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(0,?x_18),?x_18) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20) ]
HS1:
   [ -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(0,?x_18),?x_18) = 0
   [ -(0,0) = 0,
     -(s(+(0,?y_4)),s(?y_4)) = 0,
     -(p(+(0,?y_5)),p(?y_5)) = 0 ]
ES2:
   [ 0 = 0,
     p(-(s(+(0,?y_4)),?y_4)) = 0,
     s(-(p(+(0,?y_5)),?y_5)) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 7
ES:
   [ 0 = 0,
     p(-(s(+(0,?y_4)),?y_4)) = 0,
     s(-(p(+(0,?y_5)),?y_5)) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(0,?y_4)),?y_4)) = 0,
     s(-(p(+(0,?y_5)),?y_5)) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(0,?y_4)),?y_4)) = 0,
     s(-(p(+(0,?y_5)),?y_5)) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(0,?y_4)),?y_4)) = 0
   [ p(s(+(0,0))) = 0,
     p(p(-(s(+(0,s(?y_7))),?y_7))) = 0,
     p(s(-(s(+(0,p(?y_8))),?y_8))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(-(p(+(0,?y_5)),?y_5)) = 0 ]
HS2:
   [ p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 8
ES:
   [ 0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(-(p(+(0,?y_5)),?y_5)) = 0 ]
HS:
   [ p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(-(p(+(0,?y_5)),?y_5)) = 0 ]
HS0:
   [ p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(-(p(+(0,?y_5)),?y_5)) = 0 ]
HS1:
   [ p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(0,?y_5)),?y_5)) = 0
   [ s(p(+(0,0))) = 0,
     s(p(-(p(+(0,s(?y_7))),?y_7))) = 0,
     s(s(-(p(+(0,p(?y_8))),?y_8))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 9
ES:
   [ 0 = 0,
     0 = 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(0,?y_8))),?y_8))) = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(-(p(p(+(0,?y_8))),?y_8))) = 0
   [ s(s(p(p(+(0,0))))) = 0,
     s(s(p(-(p(p(+(0,s(?y_7)))),?y_7)))) = 0,
     s(s(s(-(p(p(+(0,p(?y_8)))),?y_8)))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0 ]
HS2:
   [ s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 10
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0 ]
HS:
   [ s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0 ]
HS0:
   [ s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(+(p(p(-(0,?y_4))),?y_4))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0 ]
HS1:
   [ s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(+(p(p(-(0,?y_4))),?y_4))) = 0
   [ s(s(p(p(-(0,0))))) = 0,
     s(s(s(+(p(p(-(0,s(?y_4)))),?y_4)))) = 0,
     s(s(p(+(p(p(-(0,p(?y_5)))),?y_5)))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 11
ES:
   [ 0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     0 = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(-(s(s(+(0,?y_7))),?y_7))) = 0
   [ p(p(s(s(+(0,0))))) = 0,
     p(p(p(-(s(s(+(0,s(?y_7)))),?y_7)))) = 0,
     p(p(s(-(s(s(+(0,p(?y_8)))),?y_8)))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0 ]
HS2:
   [ p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 12
ES:
   [ 0 = 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0 ]
HS:
   [ p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0 ]
HS0:
   [ p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0 ]
HS1:
   [ p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) = 0
   [ p(p(p(s(s(s(+(0,0))))))) = 0,
     p(p(p(p(-(s(s(s(+(0,s(?y_7))))),?y_7))))) = 0,
     p(p(p(s(-(s(s(s(+(0,p(?y_8))))),?y_8))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 13
ES:
   [ 0 = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     0 = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) = 0
   [ s(s(s(p(p(p(-(0,0))))))) = 0,
     s(s(s(s(+(p(p(p(-(0,s(?y_4))))),?y_4))))) = 0,
     s(s(s(p(+(p(p(p(-(0,p(?y_5))))),?y_5))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS2:
   [ s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 14
ES:
   [ 0 = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS:
   [ s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS0:
   [ s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS1:
   [ s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) = 0
   [ s(s(s(p(p(p(+(0,0))))))) = 0,
     s(s(s(p(-(p(p(p(+(0,s(?y_7))))),?y_7))))) = 0,
     s(s(s(s(-(p(p(p(+(0,p(?y_8))))),?y_8))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 15
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) = 0
   [ p(p(p(s(s(s(-(0,0))))))) = 0,
     p(p(p(s(+(s(s(s(-(0,s(?y_4))))),?y_4))))) = 0,
     p(p(p(p(+(s(s(s(-(0,p(?y_5))))),?y_5))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS2:
   [ p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 16
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS:
   [ p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS0:
   [ p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0 ]
HS1:
   [ p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) = 0
   [ p(p(p(p(s(s(s(s(-(0,0))))))))) = 0,
     p(p(p(p(s(+(s(s(s(s(-(0,s(?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(+(s(s(s(s(-(0,p(?y_5)))))),?y_5)))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS2:
   [ p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 17
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS:
   [ p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS0:
   [ p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19) ]
HS1:
   [ p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) = 0
   [ p(p(p(p(s(s(s(s(+(0,0))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(+(0,s(?y_7)))))),?y_7)))))) = 0,
     p(p(p(p(s(-(s(s(s(s(+(0,p(?y_8)))))),?y_8)))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0 ]
HS2:
   [ p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 18
ES:
   [ 0 = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0 ]
HS:
   [ p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     0 = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0 ]
HS0:
   [ p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19),
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0 ]
HS1:
   [ p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) = +(*(?x_19,?y_19),?x_19)
   [ -(+(+(0,?x_9),?x_9),?x_9) = +(*(?x_9,0),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(*(?x_10,s(?y_10)),?x_10),
     -(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = +(*(?x_11,p(?y_11)),?x_11) ]
ES2:
   [ -(+(+(0,?x_9),?x_9),?x_9) = +(*(?x_9,0),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(*(?x_10,s(?y_10)),?x_10),
     *(?x_11,?y_11) = +(*(?x_11,p(?y_11)),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0 ]
HS2:
   [ -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 19
ES:
   [ -(+(+(0,?x_9),?x_9),?x_9) = +(*(?x_9,0),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(*(?x_10,s(?y_10)),?x_10),
     *(?x_11,?y_11) = +(*(?x_11,p(?y_11)),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0 ]
HS:
   [ -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(0,?x_9),?x_9),?x_9) = +(0,?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     *(?x_11,?y_11) = *(?x_11,?y_11),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0 ]
HS0:
   [ -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(0,?x_9),?x_9),?x_9) = +(0,?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0 ]
HS1:
   [ -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(0,?x_9),?x_9),?x_9) = +(0,?x_9)
   [ -(+(0,0),0) = +(0,0),
     -(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)) = +(0,s(?y_4)),
     -(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)) = +(0,p(?y_5)) ]
ES2:
   [ 0 = +(0,0),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) = +(0,s(?y_4)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = +(0,p(?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 20
ES:
   [ 0 = +(0,0),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) = +(0,s(?y_4)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = +(0,p(?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS:
   [ -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) = s(+(0,?y_4)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) = s(+(0,?y_4)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) = s(+(0,?y_4))
   [ p(s(+(s(+(0,0)),0))) = s(+(0,0)),
     p(p(-(s(+(s(+(0,s(?y_7))),s(?y_7))),?y_7))) = s(+(0,s(?y_7))),
     p(s(-(s(+(s(+(0,p(?y_8))),p(?y_8))),?y_8))) = s(+(0,p(?y_8))) ]
ES2:
   [ s(0) = s(+(0,0)),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(+(0,s(?y_7))),
     +(0,?y_8) = s(+(0,p(?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)) ]
HS2:
   [ p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 21
ES:
   [ s(0) = s(+(0,0)),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(+(0,s(?y_7))),
     +(0,?y_8) = s(+(0,p(?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)) ]
HS:
   [ p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(0) = s(0),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     +(0,?y_8) = +(0,?y_8),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)) ]
HS0:
   [ p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20),
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)) ]
HS1:
   [ p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) = -(*(?x_20,?y_20),?x_20)
   [ +(-(-(0,?x_9),?x_9),?x_9) = -(*(?x_9,0),?x_9),
     +(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = -(*(?x_10,s(?y_10)),?x_10),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(*(?x_11,p(?y_11)),?x_11) ]
ES2:
   [ +(-(-(0,?x_9),?x_9),?x_9) = -(*(?x_9,0),?x_9),
     *(?x_10,?y_10) = -(*(?x_10,s(?y_10)),?x_10),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(*(?x_11,p(?y_11)),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS2:
   [ +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 22
ES:
   [ +(-(-(0,?x_9),?x_9),?x_9) = -(*(?x_9,0),?x_9),
     *(?x_10,?y_10) = -(*(?x_10,s(?y_10)),?x_10),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(*(?x_11,p(?y_11)),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS:
   [ +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(0,?x_9),?x_9),?x_9) = -(0,?x_9),
     *(?x_10,?y_10) = *(?x_10,?y_10),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS0:
   [ +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(0,?x_9),?x_9),?x_9) = -(0,?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10) ]
HS1:
   [ +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(0,?x_9),?x_9),?x_9) = -(0,?x_9)
   [ +(-(0,0),0) = -(0,0),
     +(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)) = -(0,s(?y_7)),
     +(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)) = -(0,p(?y_8)) ]
ES2:
   [ 0 = -(0,0),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) = -(0,s(?y_7)),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = -(0,p(?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 23
ES:
   [ 0 = -(0,0),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) = -(0,s(?y_7)),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = -(0,p(?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) = p(-(0,?y_7)),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) = p(-(0,?y_7)),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) = p(-(0,?y_7))
   [ s(p(-(p(-(0,0)),0))) = p(-(0,0)),
     s(s(+(p(-(p(-(0,s(?y_4))),s(?y_4))),?y_4))) = p(-(0,s(?y_4))),
     s(p(+(p(-(p(-(0,p(?y_5))),p(?y_5))),?y_5))) = p(-(0,p(?y_5))) ]
ES2:
   [ p(0) = p(-(0,0)),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(-(0,s(?y_4))),
     -(0,?y_5) = p(-(0,p(?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)) ]
HS2:
   [ s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 24
ES:
   [ p(0) = p(-(0,0)),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(-(0,s(?y_4))),
     -(0,?y_5) = p(-(0,p(?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)) ]
HS:
   [ s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(0) = p(0),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     -(0,?y_5) = -(0,?y_5),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)) ]
HS0:
   [ s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5)),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)) ]
HS1:
   [ s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) = p(+(0,?y_5))
   [ s(p(+(p(+(0,0)),0))) = p(+(0,0)),
     s(p(-(p(+(p(+(0,s(?y_7))),s(?y_7))),?y_7))) = p(+(0,s(?y_7))),
     s(s(-(p(+(p(+(0,p(?y_8))),p(?y_8))),?y_8))) = p(+(0,p(?y_8))) ]
ES2:
   [ p(0) = p(+(0,0)),
     +(0,?y_7) = p(+(0,s(?y_7))),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(+(0,p(?y_8))),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 25
ES:
   [ p(0) = p(+(0,0)),
     +(0,?y_7) = p(+(0,s(?y_7))),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(+(0,p(?y_8))),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(0) = p(0),
     +(0,?y_7) = +(0,?y_7),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8)),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) = s(-(0,?y_8))
   [ p(s(-(s(-(0,0)),0))) = s(-(0,0)),
     p(s(+(s(-(s(-(0,s(?y_4))),s(?y_4))),?y_4))) = s(-(0,s(?y_4))),
     p(p(+(s(-(s(-(0,p(?y_5))),p(?y_5))),?y_5))) = s(-(0,p(?y_5))) ]
ES2:
   [ s(0) = s(-(0,0)),
     -(0,?y_4) = s(-(0,s(?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(-(0,p(?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS2:
   [ p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 26
ES:
   [ s(0) = s(-(0,0)),
     -(0,?y_4) = s(-(0,s(?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(-(0,p(?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS:
   [ p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(0) = s(0),
     -(0,?y_4) = -(0,?y_4),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS0:
   [ p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS1:
   [ p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) = 0
   [ s(s(s(s(p(p(p(p(-(0,0))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(-(0,s(?y_4)))))),?y_4)))))) = 0,
     s(s(s(s(p(+(p(p(p(p(-(0,p(?y_5)))))),?y_5)))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 27
ES:
   [ 0 = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) = 0
   [ s(s(s(s(p(p(p(p(+(0,0))))))))) = 0,
     s(s(s(s(p(-(p(p(p(p(+(0,s(?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(-(p(p(p(p(+(0,p(?y_8)))))),?y_8)))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS2:
   [ s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 28
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS:
   [ s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS0:
   [ s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS1:
   [ s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) = 0
   [ s(s(s(s(s(p(p(p(p(p(+(0,0))))))))))) = 0,
     s(s(s(s(s(p(-(p(p(p(p(p(+(0,s(?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(+(0,p(?y_8))))))),?y_8))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 29
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) = 0
   [ p(p(p(p(p(s(s(s(s(s(-(0,0))))))))))) = 0,
     p(p(p(p(p(s(+(s(s(s(s(s(-(0,s(?y_4))))))),?y_4))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(-(0,p(?y_5))))))),?y_5))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS2:
   [ p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 30
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS:
   [ p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS0:
   [ p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS1:
   [ p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) = 0
   [ p(p(p(p(p(s(s(s(s(s(+(0,0))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(+(0,s(?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(s(-(s(s(s(s(s(+(0,p(?y_8))))))),?y_8))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 31
ES:
   [ 0 = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) = 0
   [ s(s(s(s(s(p(p(p(p(p(-(0,0))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(-(0,s(?y_4))))))),?y_4))))))) = 0,
     s(s(s(s(s(p(+(p(p(p(p(p(-(0,p(?y_5))))))),?y_5))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) = 0,
     0 = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS2:
   [ s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 32
ES:
   [ 0 = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) = 0,
     0 = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS:
   [ s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) = 0,
     0 = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS0:
   [ s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) = 0,
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))) ]
HS1:
   [ s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) = 0
   [ s(s(s(s(s(s(p(p(p(p(p(p(-(0,0))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,s(?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(s(s(s(p(+(p(p(p(p(p(p(-(0,p(?y_5)))))))),?y_5)))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS2:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 33
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS0:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11) ]
HS1:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) = p(p(+(0,?y_8)))
   [ s(s(p(p(+(p(p(+(0,0))),0))))) = p(p(+(0,0))),
     s(s(p(-(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),?y_7)))) = p(p(+(0,s(?y_7)))),
     s(s(s(-(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),?y_8)))) = p(p(+(0,p(?y_8)))) ]
ES2:
   [ p(p(0)) = p(p(+(0,0))),
     p(+(0,?y_7)) = p(p(+(0,s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(+(0,p(?y_8)))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0 ]
HS2:
   [ s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 34
ES:
   [ p(p(0)) = p(p(+(0,0))),
     p(+(0,?y_7)) = p(p(+(0,s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(+(0,p(?y_8)))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0 ]
HS:
   [ s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(0)) = p(p(0)),
     p(+(0,?y_7)) = p(+(0,?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0 ]
HS0:
   [ s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0 ]
HS1:
   [ s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,?y_11),?x_11),?x_11)
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(*(?x_9,0),?x_9),?x_9),
     +(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(*(?x_10,s(?y_10)),?x_10),?x_10),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,p(?y_11)),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(*(?x_9,0),?x_9),?x_9),
     -(*(?x_10,?y_10),?x_10) = -(-(*(?x_10,s(?y_10)),?x_10),?x_10),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,p(?y_11)),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))) ]
HS2:
   [ +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 35
ES:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(*(?x_9,0),?x_9),?x_9),
     -(*(?x_10,?y_10),?x_10) = -(-(*(?x_10,s(?y_10)),?x_10),?x_10),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(*(?x_11,p(?y_11)),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))) ]
HS:
   [ +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(0,?x_9),?x_9),
     -(*(?x_10,?y_10),?x_10) = -(*(?x_10,?y_10),?x_10),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))) ]
HS0:
   [ +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(0,?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))) ]
HS1:
   [ +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) = -(-(0,?x_9),?x_9)
   [ +(-(-(0,0),0),0) = -(-(0,0),0),
     +(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(0,s(?y_7)),s(?y_7)),
     +(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(0,p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(0,0),0),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = -(-(0,s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = -(-(0,p(?y_8)),p(?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 36
ES:
   [ 0 = -(-(0,0),0),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = -(-(0,s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = -(-(0,p(?y_8)),p(?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4))),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) = p(p(-(0,?y_4)))
   [ s(s(p(p(-(p(p(-(0,0))),0))))) = p(p(-(0,0))),
     s(s(s(+(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),?y_4)))) = p(p(-(0,s(?y_4)))),
     s(s(p(+(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),?y_5)))) = p(p(-(0,p(?y_5)))) ]
ES2:
   [ p(p(0)) = p(p(-(0,0))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(-(0,s(?y_4)))),
     p(-(0,?y_5)) = p(p(-(0,p(?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)) ]
HS2:
   [ s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 37
ES:
   [ p(p(0)) = p(p(-(0,0))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(-(0,s(?y_4)))),
     p(-(0,?y_5)) = p(p(-(0,p(?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)) ]
HS:
   [ s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(0)) = p(p(0)),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(-(0,?y_5)) = p(-(0,?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)) ]
HS0:
   [ s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)) ]
HS1:
   [ s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,?y_10),?x_10),?x_10)
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(*(?x_9,0),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,s(?y_10)),?x_10),?x_10),
     -(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(*(?x_11,p(?y_11)),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(*(?x_9,0),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,s(?y_10)),?x_10),?x_10),
     +(*(?x_11,?y_11),?x_11) = +(+(*(?x_11,p(?y_11)),?x_11),?x_11),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS2:
   [ -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 38
ES:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(*(?x_9,0),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(*(?x_10,s(?y_10)),?x_10),?x_10),
     +(*(?x_11,?y_11),?x_11) = +(+(*(?x_11,p(?y_11)),?x_11),?x_11),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS:
   [ -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(0,?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     +(*(?x_11,?y_11),?x_11) = +(*(?x_11,?y_11),?x_11),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS0:
   [ -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(0,?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11) ]
HS1:
   [ -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) = +(+(0,?x_9),?x_9)
   [ -(+(+(0,0),0),0) = +(+(0,0),0),
     -(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(0,s(?y_4)),s(?y_4)),
     -(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(0,p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(0,0),0),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = +(+(0,s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = +(+(0,p(?y_5)),p(?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 39
ES:
   [ 0 = +(+(0,0),0),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = +(+(0,s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = +(+(0,p(?y_5)),p(?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) = s(s(+(0,?y_7)))
   [ p(p(s(s(+(s(s(+(0,0))),0))))) = s(s(+(0,0))),
     p(p(p(-(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),?y_7)))) = s(s(+(0,s(?y_7)))),
     p(p(s(-(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),?y_8)))) = s(s(+(0,p(?y_8)))) ]
ES2:
   [ s(s(0)) = s(s(+(0,0))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(+(0,s(?y_7)))),
     s(+(0,?y_8)) = s(s(+(0,p(?y_8)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)) ]
HS2:
   [ p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 40
ES:
   [ s(s(0)) = s(s(+(0,0))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(+(0,s(?y_7)))),
     s(+(0,?y_8)) = s(s(+(0,p(?y_8)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)) ]
HS:
   [ p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(0)) = s(s(0)),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(+(0,?y_8)) = s(+(0,?y_8)),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)) ]
HS0:
   [ p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)) ]
HS1:
   [ p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) = s(s(-(0,?y_5)))
   [ p(p(s(s(-(s(s(-(0,0))),0))))) = s(s(-(0,0))),
     p(p(s(+(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),?y_4)))) = s(s(-(0,s(?y_4)))),
     p(p(p(+(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),?y_5)))) = s(s(-(0,p(?y_5)))) ]
ES2:
   [ s(s(0)) = s(s(-(0,0))),
     s(-(0,?y_4)) = s(s(-(0,s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(-(0,p(?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 41
ES:
   [ s(s(0)) = s(s(-(0,0))),
     s(-(0,?y_4)) = s(s(-(0,s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(-(0,p(?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(0)) = s(s(0)),
     s(-(0,?y_4)) = s(-(0,?y_4)),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) = 0
   [ s(s(s(s(s(s(p(p(p(p(p(p(+(0,0))))))))))))) = 0,
     s(s(s(s(s(s(p(-(p(p(p(p(p(p(+(0,s(?y_7)))))))),?y_7)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,p(?y_8)))))))),?y_8)))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS2:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 42
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS0:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS1:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) = 0
   [ p(p(p(p(p(p(s(s(s(s(s(s(-(0,0))))))))))))) = 0,
     p(p(p(p(p(p(s(+(s(s(s(s(s(s(-(0,s(?y_4)))))))),?y_4)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,p(?y_5)))))))),?y_5)))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 43
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) = 0
   [ p(p(p(p(p(p(s(s(s(s(s(s(+(0,0))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,s(?y_7)))))))),?y_7)))))))) = 0,
     p(p(p(p(p(p(s(-(s(s(s(s(s(s(+(0,p(?y_8)))))))),?y_8)))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS2:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 44
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS0:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS1:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) = 0
   [ p(p(p(p(p(p(p(s(s(s(s(s(s(s(+(0,0))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,s(?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(+(0,p(?y_8))))))))),?y_8))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 45
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     0 = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) = 0
   [ s(s(s(s(s(s(s(p(p(p(p(p(p(p(-(0,0))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,s(?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(-(0,p(?y_5))))))))),?y_5))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS2:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 46
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     0 = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS0:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))) ]
HS1:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(0,?y_7)),?y_7))
   [ s(p(-(p(-(p(-(0,0)),0)),0))) = p(-(p(-(0,0)),0)),
     s(s(+(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = p(-(p(-(0,s(?y_4))),s(?y_4))),
     s(p(+(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = p(-(p(-(0,p(?y_5))),p(?y_5))) ]
ES2:
   [ p(p(0)) = p(-(p(-(0,0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(0,s(?y_4))),s(?y_4))),
     -(-(0,?y_5),?y_5) = p(-(p(-(0,p(?y_5))),p(?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS2:
   [ s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 47
ES:
   [ p(p(0)) = p(-(p(-(0,0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(0,s(?y_4))),s(?y_4))),
     -(-(0,?y_5),?y_5) = p(-(p(-(0,p(?y_5))),p(?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS:
   [ s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(0)) = p(p(0)),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(-(0,?y_5),?y_5) = -(-(0,?y_5),?y_5),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS0:
   [ s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10) ]
HS1:
   [ s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(0,?y_4)),?y_4))
   [ p(s(+(s(+(s(+(0,0)),0)),0))) = s(+(s(+(0,0)),0)),
     p(p(-(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = s(+(s(+(0,s(?y_7))),s(?y_7))),
     p(s(-(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = s(+(s(+(0,p(?y_8))),p(?y_8))) ]
ES2:
   [ s(s(0)) = s(+(s(+(0,0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(0,s(?y_7))),s(?y_7))),
     +(+(0,?y_8),?y_8) = s(+(s(+(0,p(?y_8))),p(?y_8))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 48
ES:
   [ s(s(0)) = s(+(s(+(0,0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(0,s(?y_7))),s(?y_7))),
     +(+(0,?y_8),?y_8) = s(+(s(+(0,p(?y_8))),p(?y_8))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(0)) = s(s(0)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     +(+(0,?y_8),?y_8) = +(+(0,?y_8),?y_8),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8)),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(0,?y_8)),?y_8))
   [ p(s(-(s(-(s(-(0,0)),0)),0))) = s(-(s(-(0,0)),0)),
     p(s(+(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = s(-(s(-(0,s(?y_4))),s(?y_4))),
     p(p(+(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = s(-(s(-(0,p(?y_5))),p(?y_5))) ]
ES2:
   [ s(s(0)) = s(-(s(-(0,0)),0)),
     -(-(0,?y_4),?y_4) = s(-(s(-(0,s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(0,p(?y_5))),p(?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 49
ES:
   [ s(s(0)) = s(-(s(-(0,0)),0)),
     -(-(0,?y_4),?y_4) = s(-(s(-(0,s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(0,p(?y_5))),p(?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(0)) = s(s(0)),
     -(-(0,?y_4),?y_4) = -(-(0,?y_4),?y_4),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5)),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(0,?y_5)),?y_5))
   [ s(p(+(p(+(p(+(0,0)),0)),0))) = p(+(p(+(0,0)),0)),
     s(p(-(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = p(+(p(+(0,s(?y_7))),s(?y_7))),
     s(s(-(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = p(+(p(+(0,p(?y_8))),p(?y_8))) ]
ES2:
   [ p(p(0)) = p(+(p(+(0,0)),0)),
     +(+(0,?y_7),?y_7) = p(+(p(+(0,s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(0,p(?y_8))),p(?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 50
ES:
   [ p(p(0)) = p(+(p(+(0,0)),0)),
     +(+(0,?y_7),?y_7) = p(+(p(+(0,s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(0,p(?y_8))),p(?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(0)) = p(p(0)),
     +(+(0,?y_7),?y_7) = +(+(0,?y_7),?y_7),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) = 0
   [ s(s(s(s(s(s(s(p(p(p(p(p(p(p(+(0,0))))))))))))))) = 0,
     s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(+(0,s(?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,p(?y_8))))))))),?y_8))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 51
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) = 0
   [ p(p(p(p(p(p(p(s(s(s(s(s(s(s(-(0,0))))))))))))))) = 0,
     p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(-(0,s(?y_4))))))))),?y_4))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,p(?y_5))))))))),?y_5))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 52
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) = 0
   [ p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))),?y_5)))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 53
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(0,?y_4))))
   [ s(s(s(p(p(p(-(p(p(p(-(0,0)))),0))))))) = p(p(p(-(0,0)))),
     s(s(s(s(+(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),?y_4))))) = p(p(p(-(0,s(?y_4))))),
     s(s(s(p(+(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),?y_5))))) = p(p(p(-(0,p(?y_5))))) ]
ES2:
   [ p(p(p(0))) = p(p(p(-(0,0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(0,s(?y_4))))),
     p(p(-(0,?y_5))) = p(p(p(-(0,p(?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 54
ES:
   [ p(p(p(0))) = p(p(p(-(0,0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(0,s(?y_4))))),
     p(p(-(0,?y_5))) = p(p(p(-(0,p(?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(0))) = p(p(p(0))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(-(0,?y_5))) = p(p(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(0,?y_8))))
   [ s(s(s(p(p(p(+(p(p(p(+(0,0)))),0))))))) = p(p(p(+(0,0)))),
     s(s(s(p(-(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),?y_7))))) = p(p(p(+(0,s(?y_7))))),
     s(s(s(s(-(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),?y_8))))) = p(p(p(+(0,p(?y_8))))) ]
ES2:
   [ p(p(p(0))) = p(p(p(+(0,0)))),
     p(p(+(0,?y_7))) = p(p(p(+(0,s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(0,p(?y_8))))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 55
ES:
   [ p(p(p(0))) = p(p(p(+(0,0)))),
     p(p(+(0,?y_7))) = p(p(p(+(0,s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(0,p(?y_8))))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(0))) = p(p(p(0))),
     p(p(+(0,?y_7))) = p(p(+(0,?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) = 0
   [ p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))),?y_8)))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 56
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) = 0
   [ s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))),?y_5)))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 57
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5)))),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(0,?y_5))))
   [ p(p(p(s(s(s(-(s(s(s(-(0,0)))),0))))))) = s(s(s(-(0,0)))),
     p(p(p(s(+(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),?y_4))))) = s(s(s(-(0,s(?y_4))))),
     p(p(p(p(+(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),?y_5))))) = s(s(s(-(0,p(?y_5))))) ]
ES2:
   [ s(s(s(0))) = s(s(s(-(0,0)))),
     s(s(-(0,?y_4))) = s(s(s(-(0,s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(0,p(?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS2:
   [ p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 58
ES:
   [ s(s(s(0))) = s(s(s(-(0,0)))),
     s(s(-(0,?y_4))) = s(s(s(-(0,s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(0,p(?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS:
   [ p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(0))) = s(s(s(0))),
     s(s(-(0,?y_4))) = s(s(-(0,?y_4))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS0:
   [ p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))) ]
HS1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(*(?x_9,0),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     -(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(*(?x_9,0),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     +(+(*(?x_11,?y_11),?x_11),?x_11) = +(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS2:
   [ -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 59
ES:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(*(?x_9,0),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     +(+(*(?x_11,?y_11),?x_11),?x_11) = +(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS:
   [ -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     +(+(*(?x_11,?y_11),?x_11),?x_11) = +(+(*(?x_11,?y_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS0:
   [ -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))) ]
HS1:
   [ -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(0,?x_9),?x_9),?x_9)
   [ -(+(+(+(0,0),0),0),0) = +(+(+(0,0),0),0),
     -(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(0,0),0),0),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 60
ES:
   [ 0 = +(+(+(0,0),0),0),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7)))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(0,?y_7))))
   [ p(p(p(s(s(s(+(s(s(s(+(0,0)))),0))))))) = s(s(s(+(0,0)))),
     p(p(p(p(-(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),?y_7))))) = s(s(s(+(0,s(?y_7))))),
     p(p(p(s(-(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),?y_8))))) = s(s(s(+(0,p(?y_8))))) ]
ES2:
   [ s(s(s(0))) = s(s(s(+(0,0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(0,s(?y_7))))),
     s(s(+(0,?y_8))) = s(s(s(+(0,p(?y_8))))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 61
ES:
   [ s(s(s(0))) = s(s(s(+(0,0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(0,s(?y_7))))),
     s(s(+(0,?y_8))) = s(s(s(+(0,p(?y_8))))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(0))) = s(s(s(0))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(+(0,?y_8))) = s(s(+(0,?y_8))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(*(?x_9,0),?x_9),?x_9),?x_9),
     +(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(*(?x_9,0),?x_9),?x_9),?x_9),
     -(-(*(?x_10,?y_10),?x_10),?x_10) = -(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 62
ES:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(*(?x_9,0),?x_9),?x_9),?x_9),
     -(-(*(?x_10,?y_10),?x_10),?x_10) = -(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(0,?x_9),?x_9),?x_9),
     -(-(*(?x_10,?y_10),?x_10),?x_10) = -(-(*(?x_10,?y_10),?x_10),?x_10),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(0,?x_9),?x_9),?x_9)
   [ +(-(-(-(0,0),0),0),0) = -(-(-(0,0),0),0),
     +(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(0,0),0),0),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 63
ES:
   [ 0 = -(-(-(0,0),0),0),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) = 0
   [ s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))),?y_8)))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 64
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(+(0,s(?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,p(?y_8))))))))))),?y_8))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 65
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(-(0,s(?y_4))))))))))),?y_4))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,p(?y_5))))))))))),?y_5))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 66
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,s(?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(+(0,p(?y_8))))))))))),?y_8))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 67
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,s(?y_4))))))))))),?y_4))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(-(0,p(?y_5))))))))))),?y_5))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 68
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) = 0,
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))))),?y_5)))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 69
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8))
   [ p(s(-(s(-(s(-(s(-(0,0)),0)),0)),0))) = s(-(s(-(s(-(0,0)),0)),0)),
     p(s(+(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ s(s(s(0))) = s(-(s(-(s(-(0,0)),0)),0)),
     -(-(-(0,?y_4),?y_4),?y_4) = s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0 ]
HS2:
   [ p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 70
ES:
   [ s(s(s(0))) = s(-(s(-(s(-(0,0)),0)),0)),
     -(-(-(0,?y_4),?y_4),?y_4) = s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0 ]
HS:
   [ p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(0))) = s(s(s(0))),
     -(-(-(0,?y_4),?y_4),?y_4) = -(-(-(0,?y_4),?y_4),?y_4),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0 ]
HS0:
   [ p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0 ]
HS1:
   [ p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     -(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10) = -(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) ]
HS2:
   [ +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 71
ES:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     -(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10) = -(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) ]
HS:
   [ +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     -(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10) = -(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) ]
HS0:
   [ +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) ]
HS1:
   [ +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(0,?x_9),?x_9),?x_9),?x_9)
   [ +(-(-(-(-(0,0),0),0),0),0) = -(-(-(-(0,0),0),0),0),
     +(-(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(-(0,0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 72
ES:
   [ 0 = -(-(-(-(0,0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5))
   [ s(p(+(p(+(p(+(p(+(0,0)),0)),0)),0))) = p(+(p(+(p(+(0,0)),0)),0)),
     s(p(-(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ p(p(p(0))) = p(+(p(+(p(+(0,0)),0)),0)),
     +(+(+(0,?y_7),?y_7),?y_7) = p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 73
ES:
   [ p(p(p(0))) = p(+(p(+(p(+(0,0)),0)),0)),
     +(+(+(0,?y_7),?y_7),?y_7) = p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(0))) = p(p(p(0))),
     +(+(+(0,?y_7),?y_7),?y_7) = +(+(+(0,?y_7),?y_7),?y_7),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     -(+(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     +(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11) = +(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) ]
HS2:
   [ -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 74
ES:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),
     +(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11) = +(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) ]
HS:
   [ -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11) = +(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) ]
HS0:
   [ -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) ]
HS1:
   [ -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(0,?x_9),?x_9),?x_9),?x_9)
   [ -(+(+(+(+(0,0),0),0),0),0) = +(+(+(+(0,0),0),0),0),
     -(+(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(+(0,0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 75
ES:
   [ 0 = +(+(+(+(0,0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(0,?y_4))),?y_4)))
   [ s(s(p(p(-(p(p(-(p(p(-(0,0))),0))),0))))) = p(p(-(p(p(-(0,0))),0))),
     s(s(s(+(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),
     s(s(p(+(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))) ]
ES2:
   [ p(p(p(p(0)))) = p(p(-(p(p(-(0,0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),
     p(-(p(-(0,?y_5)),?y_5)) = p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 76
ES:
   [ p(p(p(p(0)))) = p(p(-(p(p(-(0,0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),
     p(-(p(-(0,?y_5)),?y_5)) = p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(-(p(-(0,?y_5)),?y_5)) = p(-(p(-(0,?y_5)),?y_5)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(0,?y_7))),?y_7)))
   [ p(p(s(s(+(s(s(+(s(s(+(0,0))),0))),0))))) = s(s(+(s(s(+(0,0))),0))),
     p(p(p(-(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),
     p(p(s(-(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))) ]
ES2:
   [ s(s(s(s(0)))) = s(s(+(s(s(+(0,0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),
     s(+(s(+(0,?y_8)),?y_8)) = s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS2:
   [ p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 77
ES:
   [ s(s(s(s(0)))) = s(s(+(s(s(+(0,0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),
     s(+(s(+(0,?y_8)),?y_8)) = s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS:
   [ p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(s(+(0,?y_8)),?y_8)) = s(+(s(+(0,?y_8)),?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS0:
   [ p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(0,?y_5))),?y_5)))
   [ p(p(s(s(-(s(s(-(s(s(-(0,0))),0))),0))))) = s(s(-(s(s(-(0,0))),0))),
     p(p(s(+(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))) ]
ES2:
   [ s(s(s(s(0)))) = s(s(-(s(s(-(0,0))),0))),
     s(-(s(-(0,?y_4)),?y_4)) = s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 78
ES:
   [ s(s(s(s(0)))) = s(s(-(s(s(-(0,0))),0))),
     s(-(s(-(0,?y_4)),?y_4)) = s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     s(-(s(-(0,?y_4)),?y_4)) = s(-(s(-(0,?y_4)),?y_4)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(0,?y_8))),?y_8)))
   [ s(s(p(p(+(p(p(+(p(p(+(0,0))),0))),0))))) = p(p(+(p(p(+(0,0))),0))),
     s(s(p(-(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))) ]
ES2:
   [ p(p(p(p(0)))) = p(p(+(p(p(+(0,0))),0))),
     p(+(p(+(0,?y_7)),?y_7)) = p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS2:
   [ s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 79
ES:
   [ p(p(p(p(0)))) = p(p(+(p(p(+(0,0))),0))),
     p(+(p(+(0,?y_7)),?y_7)) = p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS:
   [ s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     p(+(p(+(0,?y_7)),?y_7)) = p(+(p(+(0,?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS0:
   [ s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(0,?y_8)))))
   [ s(s(s(s(p(p(p(p(+(p(p(p(p(+(0,0))))),0))))))))) = p(p(p(p(+(0,0))))),
     s(s(s(s(p(-(p(p(p(p(+(p(p(p(p(+(0,s(?y_7)))))),s(?y_7)))))),?y_7)))))) = p(p(p(p(+(0,s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,p(?y_8)))))),p(?y_8)))))),?y_8)))))) = p(p(p(p(+(0,p(?y_8)))))) ]
ES2:
   [ p(p(p(p(0)))) = p(p(p(p(+(0,0))))),
     p(p(p(+(0,?y_7)))) = p(p(p(p(+(0,s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(+(0,p(?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 80
ES:
   [ p(p(p(p(0)))) = p(p(p(p(+(0,0))))),
     p(p(p(+(0,?y_7)))) = p(p(p(p(+(0,s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(+(0,p(?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     p(p(p(+(0,?y_7)))) = p(p(p(+(0,?y_7)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(0,?y_4)))))
   [ s(s(s(s(p(p(p(p(-(p(p(p(p(-(0,0))))),0))))))))) = p(p(p(p(-(0,0))))),
     s(s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,s(?y_4)))))),s(?y_4)))))),?y_4)))))) = p(p(p(p(-(0,s(?y_4)))))),
     s(s(s(s(p(+(p(p(p(p(-(p(p(p(p(-(0,p(?y_5)))))),p(?y_5)))))),?y_5)))))) = p(p(p(p(-(0,p(?y_5)))))) ]
ES2:
   [ p(p(p(p(0)))) = p(p(p(p(-(0,0))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(-(0,s(?y_4)))))),
     p(p(p(-(0,?y_5)))) = p(p(p(p(-(0,p(?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS2:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 81
ES:
   [ p(p(p(p(0)))) = p(p(p(p(-(0,0))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(-(0,s(?y_4)))))),
     p(p(p(-(0,?y_5)))) = p(p(p(p(-(0,p(?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(-(0,?y_5)))) = p(p(p(-(0,?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS0:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7))))),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS1:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(0,?y_7)))))
   [ p(p(p(p(s(s(s(s(+(s(s(s(s(+(0,0))))),0))))))))) = s(s(s(s(+(0,0))))),
     p(p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,s(?y_7)))))),s(?y_7)))))),?y_7)))))) = s(s(s(s(+(0,s(?y_7)))))),
     p(p(p(p(s(-(s(s(s(s(+(s(s(s(s(+(0,p(?y_8)))))),p(?y_8)))))),?y_8)))))) = s(s(s(s(+(0,p(?y_8)))))) ]
ES2:
   [ s(s(s(s(0)))) = s(s(s(s(+(0,0))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(+(0,s(?y_7)))))),
     s(s(s(+(0,?y_8)))) = s(s(s(s(+(0,p(?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 82
ES:
   [ s(s(s(s(0)))) = s(s(s(s(+(0,0))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(+(0,s(?y_7)))))),
     s(s(s(+(0,?y_8)))) = s(s(s(s(+(0,p(?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(+(0,?y_8)))) = s(s(s(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(0,?y_5)))))
   [ p(p(p(p(s(s(s(s(-(s(s(s(s(-(0,0))))),0))))))))) = s(s(s(s(-(0,0))))),
     p(p(p(p(s(+(s(s(s(s(-(s(s(s(s(-(0,s(?y_4)))))),s(?y_4)))))),?y_4)))))) = s(s(s(s(-(0,s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,p(?y_5)))))),p(?y_5)))))),?y_5)))))) = s(s(s(s(-(0,p(?y_5)))))) ]
ES2:
   [ s(s(s(s(0)))) = s(s(s(s(-(0,0))))),
     s(s(s(-(0,?y_4)))) = s(s(s(s(-(0,s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(-(0,p(?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS2:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 83
ES:
   [ s(s(s(s(0)))) = s(s(s(s(-(0,0))))),
     s(s(s(-(0,?y_4)))) = s(s(s(s(-(0,s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(-(0,p(?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     s(s(s(-(0,?y_4)))) = s(s(s(-(0,?y_4)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS0:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))) ]
HS1:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7))
   [ s(p(-(p(-(p(-(p(-(0,0)),0)),0)),0))) = p(-(p(-(p(-(0,0)),0)),0)),
     s(s(+(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     s(p(+(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ p(p(p(0))) = p(-(p(-(p(-(0,0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(0,?y_5),?y_5),?y_5) = p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 84
ES:
   [ p(p(p(0))) = p(-(p(-(p(-(0,0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(0,?y_5),?y_5),?y_5) = p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(0))) = p(p(p(0))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     -(-(-(0,?y_5),?y_5),?y_5) = -(-(-(0,?y_5),?y_5),?y_5),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4))
   [ p(s(+(s(+(s(+(s(+(0,0)),0)),0)),0))) = s(+(s(+(s(+(0,0)),0)),0)),
     p(p(-(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     p(s(-(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ s(s(s(0))) = s(+(s(+(s(+(0,0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(0,?y_8),?y_8),?y_8) = s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 85
ES:
   [ s(s(s(0))) = s(+(s(+(s(+(0,0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(0,?y_8),?y_8),?y_8) = s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(0))) = s(s(s(0))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     +(+(+(0,?y_8),?y_8),?y_8) = +(+(+(0,?y_8),?y_8),?y_8),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))))),?y_7)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))))),?y_8)))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 86
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))))),?y_5)))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 87
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))))),?y_7)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))))),?y_8)))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 88
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8))))))))))))),?y_8))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 89
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     0 = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5))))))))))))),?y_5))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 90
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     0 = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8))))))))))))),?y_8))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 91
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4))))))))))))),?y_4))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5))))))))))))),?y_5))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 92
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))))))),?y_5)))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 93
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(0,?y_4))))))
   [ s(s(s(s(s(p(p(p(p(p(-(p(p(p(p(p(-(0,0)))))),0))))))))))) = p(p(p(p(p(-(0,0)))))),
     s(s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,s(?y_4))))))),s(?y_4))))))),?y_4))))))) = p(p(p(p(p(-(0,s(?y_4))))))),
     s(s(s(s(s(p(+(p(p(p(p(p(-(p(p(p(p(p(-(0,p(?y_5))))))),p(?y_5))))))),?y_5))))))) = p(p(p(p(p(-(0,p(?y_5))))))) ]
ES2:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(-(0,0)))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(-(0,s(?y_4))))))),
     p(p(p(p(-(0,?y_5))))) = p(p(p(p(p(-(0,p(?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 94
ES:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(-(0,0)))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(-(0,s(?y_4))))))),
     p(p(p(p(-(0,?y_5))))) = p(p(p(p(p(-(0,p(?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(0))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(-(0,?y_5))))) = p(p(p(p(-(0,?y_5))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(0,?y_8))))))
   [ s(s(s(s(s(p(p(p(p(p(+(p(p(p(p(p(+(0,0)))))),0))))))))))) = p(p(p(p(p(+(0,0)))))),
     s(s(s(s(s(p(-(p(p(p(p(p(+(p(p(p(p(p(+(0,s(?y_7))))))),s(?y_7))))))),?y_7))))))) = p(p(p(p(p(+(0,s(?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,p(?y_8))))))),p(?y_8))))))),?y_8))))))) = p(p(p(p(p(+(0,p(?y_8))))))) ]
ES2:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(+(0,0)))))),
     p(p(p(p(+(0,?y_7))))) = p(p(p(p(p(+(0,s(?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(+(0,p(?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 95
ES:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(+(0,0)))))),
     p(p(p(p(+(0,?y_7))))) = p(p(p(p(p(+(0,s(?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(+(0,p(?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(0))))),
     p(p(p(p(+(0,?y_7))))) = p(p(p(p(+(0,?y_7))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5)))))),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(0,?y_5))))))
   [ p(p(p(p(p(s(s(s(s(s(-(s(s(s(s(s(-(0,0)))))),0))))))))))) = s(s(s(s(s(-(0,0)))))),
     p(p(p(p(p(s(+(s(s(s(s(s(-(s(s(s(s(s(-(0,s(?y_4))))))),s(?y_4))))))),?y_4))))))) = s(s(s(s(s(-(0,s(?y_4))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,p(?y_5))))))),p(?y_5))))))),?y_5))))))) = s(s(s(s(s(-(0,p(?y_5))))))) ]
ES2:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(-(0,0)))))),
     s(s(s(s(-(0,?y_4))))) = s(s(s(s(s(-(0,s(?y_4))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(-(0,p(?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 96
ES:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(-(0,0)))))),
     s(s(s(s(-(0,?y_4))))) = s(s(s(s(s(-(0,s(?y_4))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(-(0,p(?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(0))))),
     s(s(s(s(-(0,?y_4))))) = s(s(s(s(-(0,?y_4))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7)))))),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(0,?y_7))))))
   [ p(p(p(p(p(s(s(s(s(s(+(s(s(s(s(s(+(0,0)))))),0))))))))))) = s(s(s(s(s(+(0,0)))))),
     p(p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,s(?y_7))))))),s(?y_7))))))),?y_7))))))) = s(s(s(s(s(+(0,s(?y_7))))))),
     p(p(p(p(p(s(-(s(s(s(s(s(+(s(s(s(s(s(+(0,p(?y_8))))))),p(?y_8))))))),?y_8))))))) = s(s(s(s(s(+(0,p(?y_8))))))) ]
ES2:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(+(0,0)))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(+(0,s(?y_7))))))),
     s(s(s(s(+(0,?y_8))))) = s(s(s(s(s(+(0,p(?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 97
ES:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(+(0,0)))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(+(0,s(?y_7))))))),
     s(s(s(s(+(0,?y_8))))) = s(s(s(s(s(+(0,p(?y_8))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(0))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(+(0,?y_8))))) = s(s(s(s(+(0,?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS2:
   [ +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 98
ES:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS:
   [ +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS0:
   [ +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) ]
HS1:
   [ +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9)
   [ +(-(-(-(-(-(0,0),0),0),0),0),0) = -(-(-(-(-(0,0),0),0),0),0),
     +(-(-(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(-(-(0,0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 99
ES:
   [ 0 = -(-(-(-(-(0,0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))))))),?y_8)))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 100
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     0 = 0,
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     -(+(+(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 101
ES:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9)
   [ -(+(+(+(+(+(0,0),0),0),0),0),0) = +(+(+(+(+(0,0),0),0),0),0),
     -(+(+(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(+(+(0,0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 102
ES:
   [ 0 = +(+(+(+(+(0,0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))))))),?y_5)))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 103
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))))))),?y_8)))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 104
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8))))))))))))))),?y_8))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 105
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5))
   [ s(p(+(p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),0))) = p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),
     s(p(-(p(+(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(+(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ p(p(p(p(0)))) = p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),
     +(+(+(+(0,?y_7),?y_7),?y_7),?y_7) = p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 106
ES:
   [ p(p(p(p(0)))) = p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),
     +(+(+(+(0,?y_7),?y_7),?y_7),?y_7) = p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     +(+(+(+(0,?y_7),?y_7),?y_7),?y_7) = +(+(+(+(0,?y_7),?y_7),?y_7),?y_7),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(0,?y_4)))),?y_4))))
   [ s(s(s(p(p(p(-(p(p(p(-(p(p(p(-(0,0)))),0)))),0))))))) = p(p(p(-(p(p(p(-(0,0)))),0)))),
     s(s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),
     s(s(s(p(+(p(p(p(-(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),?y_5))))) = p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(p(-(p(p(p(-(0,0)))),0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),
     p(p(-(p(p(-(0,?y_5))),?y_5))) = p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 107
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(p(-(p(p(p(-(0,0)))),0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),
     p(p(-(p(p(-(0,?y_5))),?y_5))) = p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(-(p(p(-(0,?y_5))),?y_5))) = p(p(-(p(p(-(0,?y_5))),?y_5))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5))))))))))))))),?y_5))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 108
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8))
   [ p(s(-(s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),0))) = s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),
     p(s(+(s(-(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(-(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ s(s(s(s(0)))) = s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),
     -(-(-(-(0,?y_4),?y_4),?y_4),?y_4) = s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 109
ES:
   [ s(s(s(s(0)))) = s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),
     -(-(-(-(0,?y_4),?y_4),?y_4),?y_4) = s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     -(-(-(-(0,?y_4),?y_4),?y_4),?y_4) = -(-(-(-(0,?y_4),?y_4),?y_4),?y_4),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4))
   [ p(s(+(s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),0))) = s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),
     p(p(-(s(+(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     p(s(-(s(+(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ s(s(s(s(0)))) = s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(+(0,?y_8),?y_8),?y_8),?y_8) = s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 110
ES:
   [ s(s(s(s(0)))) = s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(+(0,?y_8),?y_8),?y_8),?y_8) = s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(0)))) = s(s(s(s(0)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(+(+(+(0,?y_8),?y_8),?y_8),?y_8) = +(+(+(+(0,?y_8),?y_8),?y_8),?y_8),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7))
   [ s(p(-(p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),0))) = p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),
     s(s(+(p(-(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     s(p(+(p(-(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ p(p(p(p(0)))) = p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(-(0,?y_5),?y_5),?y_5),?y_5) = p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 111
ES:
   [ p(p(p(p(0)))) = p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(-(0,?y_5),?y_5),?y_5),?y_5) = p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(0)))) = p(p(p(p(0)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(-(-(-(0,?y_5),?y_5),?y_5),?y_5) = -(-(-(-(0,?y_5),?y_5),?y_5),?y_5),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(0,?y_7)))),?y_7))))
   [ p(p(p(s(s(s(+(s(s(s(+(s(s(s(+(0,0)))),0)))),0))))))) = s(s(s(+(s(s(s(+(0,0)))),0)))),
     p(p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),
     p(p(p(s(-(s(s(s(+(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),?y_8))))) = s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(s(+(s(s(s(+(0,0)))),0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),
     s(s(+(s(s(+(0,?y_8))),?y_8))) = s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 112
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(s(+(s(s(s(+(0,0)))),0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),
     s(s(+(s(s(+(0,?y_8))),?y_8))) = s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(+(s(s(+(0,?y_8))),?y_8))) = s(s(+(s(s(+(0,?y_8))),?y_8))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8))))))))))))))),?y_8))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 113
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(0,?y_8)))),?y_8))))
   [ s(s(s(p(p(p(+(p(p(p(+(p(p(p(+(0,0)))),0)))),0))))))) = p(p(p(+(p(p(p(+(0,0)))),0)))),
     s(s(s(p(-(p(p(p(+(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),?y_7))))) = p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(p(+(p(p(p(+(0,0)))),0)))),
     p(p(+(p(p(+(0,?y_7))),?y_7))) = p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 114
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(p(+(p(p(p(+(0,0)))),0)))),
     p(p(+(p(p(+(0,?y_7))),?y_7))) = p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     p(p(+(p(p(+(0,?y_7))),?y_7))) = p(p(+(p(p(+(0,?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(0,?y_5)))),?y_5))))
   [ p(p(p(s(s(s(-(s(s(s(-(s(s(s(-(0,0)))),0)))),0))))))) = s(s(s(-(s(s(s(-(0,0)))),0)))),
     p(p(p(s(+(s(s(s(-(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),?y_4))))) = s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(s(-(s(s(s(-(0,0)))),0)))),
     s(s(-(s(s(-(0,?y_4))),?y_4))) = s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 115
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(s(-(s(s(s(-(0,0)))),0)))),
     s(s(-(s(s(-(0,?y_4))),?y_4))) = s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     s(s(-(s(s(-(0,?y_4))),?y_4))) = s(s(-(s(s(-(0,?y_4))),?y_4))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5))))))))))))))),?y_5))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 116
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     0 = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))))))))),?y_5)))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 117
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     0 = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7)))
   [ p(p(s(s(+(s(s(+(s(s(+(s(s(+(0,0))),0))),0))),0))))) = s(s(+(s(s(+(s(s(+(0,0))),0))),0))),
     p(p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     p(p(s(-(s(s(+(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(+(s(s(+(s(s(+(0,0))),0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)) = s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 118
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(+(s(s(+(s(s(+(0,0))),0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)) = s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)) = s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS2:
   [ +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 119
ES:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS:
   [ +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS0:
   [ +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) ]
HS1:
   [ +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ +(-(-(-(-(-(-(0,0),0),0),0),0),0),0) = -(-(-(-(-(-(0,0),0),0),0),0),0),
     +(-(-(-(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(-(-(-(0,0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 120
ES:
   [ 0 = -(-(-(-(-(-(0,0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4)))
   [ s(s(p(p(-(p(p(-(p(p(-(p(p(-(0,0))),0))),0))),0))))) = p(p(-(p(p(-(p(p(-(0,0))),0))),0))),
     s(s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     s(s(p(+(p(p(-(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(-(p(p(-(p(p(-(0,0))),0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)) = p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 121
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(-(p(p(-(p(p(-(0,0))),0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)) = p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)) = p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))))))))),?y_8)))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 122
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))))))))),?y_5)))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 123
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     -(+(+(+(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS2:
   [ -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 124
ES:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS:
   [ -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS0:
   [ -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) ]
HS1:
   [ -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ -(+(+(+(+(+(+(0,0),0),0),0),0),0),0) = +(+(+(+(+(+(0,0),0),0),0),0),0),
     -(+(+(+(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(+(+(+(0,0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 125
ES:
   [ 0 = +(+(+(+(+(+(0,0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8)))
   [ s(s(p(p(+(p(p(+(p(p(+(p(p(+(0,0))),0))),0))),0))))) = p(p(+(p(p(+(p(p(+(0,0))),0))),0))),
     s(s(p(-(p(p(+(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(+(p(p(+(p(p(+(0,0))),0))),0))),
     p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)) = p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 126
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(+(p(p(+(p(p(+(0,0))),0))),0))),
     p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)) = p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)) = p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) = p(p(p(p(p(p(-(0,?y_4)))))))
   [ s(s(s(s(s(s(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,0))))))),0))))))))))))) = p(p(p(p(p(p(-(0,0))))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,s(?y_4)))))))),s(?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(-(0,s(?y_4)))))))),
     s(s(s(s(s(s(p(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,p(?y_5)))))))),p(?y_5)))))))),?y_5)))))))) = p(p(p(p(p(p(-(0,p(?y_5)))))))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(-(0,0))))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(-(0,s(?y_4)))))))),
     p(p(p(p(p(-(0,?y_5)))))) = p(p(p(p(p(p(-(0,p(?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 127
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(-(0,0))))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(-(0,s(?y_4)))))))),
     p(p(p(p(p(-(0,?y_5)))))) = p(p(p(p(p(p(-(0,p(?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     p(p(p(p(p(-(0,?y_5)))))) = p(p(p(p(p(-(0,?y_5)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) = p(p(p(p(p(p(+(0,?y_8)))))))
   [ s(s(s(s(s(s(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,0))))))),0))))))))))))) = p(p(p(p(p(p(+(0,0))))))),
     s(s(s(s(s(s(p(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,s(?y_7)))))))),s(?y_7)))))))),?y_7)))))))) = p(p(p(p(p(p(+(0,s(?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,p(?y_8)))))))),p(?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(+(0,p(?y_8)))))))) ]
ES2:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(+(0,0))))))),
     p(p(p(p(p(+(0,?y_7)))))) = p(p(p(p(p(p(+(0,s(?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(+(0,p(?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 128
ES:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(+(0,0))))))),
     p(p(p(p(p(+(0,?y_7)))))) = p(p(p(p(p(p(+(0,s(?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(+(0,p(?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(0)))))) = p(p(p(p(p(p(0)))))),
     p(p(p(p(p(+(0,?y_7)))))) = p(p(p(p(p(+(0,?y_7)))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5)))
   [ p(p(s(s(-(s(s(-(s(s(-(s(s(-(0,0))),0))),0))),0))))) = s(s(-(s(s(-(s(s(-(0,0))),0))),0))),
     p(p(s(+(s(s(-(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(-(s(s(-(s(s(-(0,0))),0))),0))),
     s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)) = s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 129
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(-(s(s(-(s(s(-(0,0))),0))),0))),
     s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)) = s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)) = s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))))))))),?y_8)))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 130
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) = s(s(s(s(s(s(-(0,?y_5)))))))
   [ p(p(p(p(p(p(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,0))))))),0))))))))))))) = s(s(s(s(s(s(-(0,0))))))),
     p(p(p(p(p(p(s(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,s(?y_4)))))))),s(?y_4)))))))),?y_4)))))))) = s(s(s(s(s(s(-(0,s(?y_4)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,p(?y_5)))))))),p(?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(-(0,p(?y_5)))))))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(-(0,0))))))),
     s(s(s(s(s(-(0,?y_4)))))) = s(s(s(s(s(s(-(0,s(?y_4)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(-(0,p(?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 131
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(-(0,0))))))),
     s(s(s(s(s(-(0,?y_4)))))) = s(s(s(s(s(s(-(0,s(?y_4)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(-(0,p(?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     s(s(s(s(s(-(0,?y_4)))))) = s(s(s(s(s(-(0,?y_4)))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) = s(s(s(s(s(s(+(0,?y_7)))))))
   [ p(p(p(p(p(p(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,0))))))),0))))))))))))) = s(s(s(s(s(s(+(0,0))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,s(?y_7)))))))),s(?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(+(0,s(?y_7)))))))),
     p(p(p(p(p(p(s(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,p(?y_8)))))))),p(?y_8)))))))),?y_8)))))))) = s(s(s(s(s(s(+(0,p(?y_8)))))))) ]
ES2:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(+(0,0))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(+(0,s(?y_7)))))))),
     s(s(s(s(s(+(0,?y_8)))))) = s(s(s(s(s(s(+(0,p(?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 132
ES:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(+(0,0))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(+(0,s(?y_7)))))))),
     s(s(s(s(s(+(0,?y_8)))))) = s(s(s(s(s(s(+(0,p(?y_8)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(0)))))) = s(s(s(s(s(s(0)))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(+(0,?y_8)))))) = s(s(s(s(s(+(0,?y_8)))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8))))))))))))))))),?y_8))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 133
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5))))))))))))))))),?y_5))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 134
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     0 = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8))))))))))))))))),?y_8))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 135
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5))))))))))))))))),?y_5))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 136
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 137
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8))
   [ p(s(-(s(-(s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),0)),0))) = s(-(s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),0)),
     p(s(+(s(-(s(-(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = s(-(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = s(-(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ s(s(s(s(s(0))))) = s(-(s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),0)),
     -(-(-(-(-(0,?y_4),?y_4),?y_4),?y_4),?y_4) = s(-(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 138
ES:
   [ s(s(s(s(s(0))))) = s(-(s(-(s(-(s(-(s(-(0,0)),0)),0)),0)),0)),
     -(-(-(-(-(0,?y_4),?y_4),?y_4),?y_4),?y_4) = s(-(s(-(s(-(s(-(s(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(-(s(-(s(-(s(-(s(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(0))))),
     -(-(-(-(-(0,?y_4),?y_4),?y_4),?y_4),?y_4) = -(-(-(-(-(0,?y_4),?y_4),?y_4),?y_4),?y_4),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7)))))
   [ p(p(p(p(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,0))))),0))))),0))))))))) = s(s(s(s(+(s(s(s(s(+(0,0))))),0))))),
     p(p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,s(?y_7)))))),s(?y_7)))))),s(?y_7)))))),?y_7)))))) = s(s(s(s(+(s(s(s(s(+(0,s(?y_7)))))),s(?y_7)))))),
     p(p(p(p(s(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,p(?y_8)))))),p(?y_8)))))),p(?y_8)))))),?y_8)))))) = s(s(s(s(+(s(s(s(s(+(0,p(?y_8)))))),p(?y_8)))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(+(s(s(s(s(+(0,0))))),0))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(+(s(s(s(s(+(0,s(?y_7)))))),s(?y_7)))))),
     s(s(s(+(s(s(s(+(0,?y_8)))),?y_8)))) = s(s(s(s(+(s(s(s(s(+(0,p(?y_8)))))),p(?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 139
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(+(s(s(s(s(+(0,0))))),0))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(+(s(s(s(s(+(0,s(?y_7)))))),s(?y_7)))))),
     s(s(s(+(s(s(s(+(0,?y_8)))),?y_8)))) = s(s(s(s(+(s(s(s(s(+(0,p(?y_8)))))),p(?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(+(s(s(s(+(0,?y_8)))),?y_8)))) = s(s(s(+(s(s(s(+(0,?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5)))))
   [ p(p(p(p(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,0))))),0))))),0))))))))) = s(s(s(s(-(s(s(s(s(-(0,0))))),0))))),
     p(p(p(p(s(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,s(?y_4)))))),s(?y_4)))))),s(?y_4)))))),?y_4)))))) = s(s(s(s(-(s(s(s(s(-(0,s(?y_4)))))),s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,p(?y_5)))))),p(?y_5)))))),p(?y_5)))))),?y_5)))))) = s(s(s(s(-(s(s(s(s(-(0,p(?y_5)))))),p(?y_5)))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(-(s(s(s(s(-(0,0))))),0))))),
     s(s(s(-(s(s(s(-(0,?y_4)))),?y_4)))) = s(s(s(s(-(s(s(s(s(-(0,s(?y_4)))))),s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(-(s(s(s(s(-(0,p(?y_5)))))),p(?y_5)))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 140
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(-(s(s(s(s(-(0,0))))),0))))),
     s(s(s(-(s(s(s(-(0,?y_4)))),?y_4)))) = s(s(s(s(-(s(s(s(s(-(0,s(?y_4)))))),s(?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(-(s(s(s(s(-(0,p(?y_5)))))),p(?y_5)))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     s(s(s(-(s(s(s(-(0,?y_4)))),?y_4)))) = s(s(s(-(s(s(s(-(0,?y_4)))),?y_4)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8)))))
   [ s(s(s(s(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,0))))),0))))),0))))))))) = p(p(p(p(+(p(p(p(p(+(0,0))))),0))))),
     s(s(s(s(p(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,s(?y_7)))))),s(?y_7)))))),s(?y_7)))))),?y_7)))))) = p(p(p(p(+(p(p(p(p(+(0,s(?y_7)))))),s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,p(?y_8)))))),p(?y_8)))))),p(?y_8)))))),?y_8)))))) = p(p(p(p(+(p(p(p(p(+(0,p(?y_8)))))),p(?y_8)))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(+(p(p(p(p(+(0,0))))),0))))),
     p(p(p(+(p(p(p(+(0,?y_7)))),?y_7)))) = p(p(p(p(+(p(p(p(p(+(0,s(?y_7)))))),s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(+(p(p(p(p(+(0,p(?y_8)))))),p(?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS2:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 141
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(+(p(p(p(p(+(0,0))))),0))))),
     p(p(p(+(p(p(p(+(0,?y_7)))),?y_7)))) = p(p(p(p(+(p(p(p(p(+(0,s(?y_7)))))),s(?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(+(p(p(p(p(+(0,p(?y_8)))))),p(?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     p(p(p(+(p(p(p(+(0,?y_7)))),?y_7)))) = p(p(p(+(p(p(p(+(0,?y_7)))),?y_7)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS0:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) ]
HS1:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 142
ES:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ +(-(-(-(-(-(-(-(0,0),0),0),0),0),0),0),0) = -(-(-(-(-(-(-(0,0),0),0),0),0),0),0),
     +(-(-(-(-(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(-(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(-(-(-(-(0,0),0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 143
ES:
   [ 0 = -(-(-(-(-(-(-(0,0),0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7))
   [ s(p(-(p(-(p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),0)),0))) = p(-(p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),0)),
     s(s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),?y_4))) = p(-(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     s(p(+(p(-(p(-(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),?y_5))) = p(-(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))) ]
ES2:
   [ p(p(p(p(p(0))))) = p(-(p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(-(-(0,?y_5),?y_5),?y_5),?y_5),?y_5) = p(-(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 144
ES:
   [ p(p(p(p(p(0))))) = p(-(p(-(p(-(p(-(p(-(0,0)),0)),0)),0)),0)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(-(p(-(p(-(p(-(p(-(0,s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),s(?y_4))),
     -(-(-(-(-(0,?y_5),?y_5),?y_5),?y_5),?y_5) = p(-(p(-(p(-(p(-(p(-(0,p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),p(?y_5))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(0))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(-(-(-(-(0,?y_5),?y_5),?y_5),?y_5),?y_5) = -(-(-(-(-(0,?y_5),?y_5),?y_5),?y_5),?y_5),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5))
   [ s(p(+(p(+(p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),0)),0))) = p(+(p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),0)),
     s(p(-(p(+(p(+(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = p(+(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = p(+(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ p(p(p(p(p(0))))) = p(+(p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),0)),
     +(+(+(+(+(0,?y_7),?y_7),?y_7),?y_7),?y_7) = p(+(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS2:
   [ s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 145
ES:
   [ p(p(p(p(p(0))))) = p(+(p(+(p(+(p(+(p(+(0,0)),0)),0)),0)),0)),
     +(+(+(+(+(0,?y_7),?y_7),?y_7),?y_7),?y_7) = p(+(p(+(p(+(p(+(p(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(+(p(+(p(+(p(+(p(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS:
   [ s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(0))))) = p(p(p(p(p(0))))),
     +(+(+(+(+(0,?y_7),?y_7),?y_7),?y_7),?y_7) = +(+(+(+(+(0,?y_7),?y_7),?y_7),?y_7),?y_7),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS0:
   [ s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS1:
   [ s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) = p(p(p(p(p(p(p(-(0,?y_4))))))))
   [ s(s(s(s(s(s(s(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,0)))))))),0))))))))))))))) = p(p(p(p(p(p(p(-(0,0)))))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,s(?y_4))))))))),s(?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(-(0,s(?y_4))))))))),
     s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,p(?y_5))))))))),p(?y_5))))))))),?y_5))))))))) = p(p(p(p(p(p(p(-(0,p(?y_5))))))))) ]
ES2:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(-(0,0)))))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(-(0,s(?y_4))))))))),
     p(p(p(p(p(p(-(0,?y_5))))))) = p(p(p(p(p(p(p(-(0,p(?y_5))))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 146
ES:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(-(0,0)))))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(-(0,s(?y_4))))))))),
     p(p(p(p(p(p(-(0,?y_5))))))) = p(p(p(p(p(p(p(-(0,p(?y_5))))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(0))))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(p(p(p(-(0,?y_5))))))) = p(p(p(p(p(p(-(0,?y_5))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4))
   [ p(s(+(s(+(s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),0)),0))) = s(+(s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),0)),
     p(p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),?y_7))) = s(+(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     p(s(-(s(+(s(+(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),?y_8))) = s(+(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))) ]
ES2:
   [ s(s(s(s(s(0))))) = s(+(s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(+(+(0,?y_8),?y_8),?y_8),?y_8),?y_8) = s(+(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS2:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 147
ES:
   [ s(s(s(s(s(0))))) = s(+(s(+(s(+(s(+(s(+(0,0)),0)),0)),0)),0)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(+(s(+(s(+(s(+(s(+(0,s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),s(?y_7))),
     +(+(+(+(+(0,?y_8),?y_8),?y_8),?y_8),?y_8) = s(+(s(+(s(+(s(+(s(+(0,p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),p(?y_8))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(0))))) = s(s(s(s(s(0))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     +(+(+(+(+(0,?y_8),?y_8),?y_8),?y_8),?y_8) = +(+(+(+(+(0,?y_8),?y_8),?y_8),?y_8),?y_8),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS0:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4)))))
   [ s(s(s(s(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,0))))),0))))),0))))))))) = p(p(p(p(-(p(p(p(p(-(0,0))))),0))))),
     s(s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,s(?y_4)))))),s(?y_4)))))),s(?y_4)))))),?y_4)))))) = p(p(p(p(-(p(p(p(p(-(0,s(?y_4)))))),s(?y_4)))))),
     s(s(s(s(p(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,p(?y_5)))))),p(?y_5)))))),p(?y_5)))))),?y_5)))))) = p(p(p(p(-(p(p(p(p(-(0,p(?y_5)))))),p(?y_5)))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(-(p(p(p(p(-(0,0))))),0))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(-(p(p(p(p(-(0,s(?y_4)))))),s(?y_4)))))),
     p(p(p(-(p(p(p(-(0,?y_5)))),?y_5)))) = p(p(p(p(-(p(p(p(p(-(0,p(?y_5)))))),p(?y_5)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 148
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(-(p(p(p(p(-(0,0))))),0))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(-(p(p(p(p(-(0,s(?y_4)))))),s(?y_4)))))),
     p(p(p(-(p(p(p(-(0,?y_5)))),?y_5)))) = p(p(p(p(-(p(p(p(p(-(0,p(?y_5)))))),p(?y_5)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(-(p(p(p(-(0,?y_5)))),?y_5)))) = p(p(p(-(p(p(p(-(0,?y_5)))),?y_5)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     -(+(+(+(+(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS2:
   [ -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 149
ES:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS:
   [ -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS0:
   [ -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) ]
HS1:
   [ -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ -(+(+(+(+(+(+(+(0,0),0),0),0),0),0),0),0) = +(+(+(+(+(+(+(0,0),0),0),0),0),0),0),
     -(+(+(+(+(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(+(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(+(+(+(+(0,0),0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 150
ES:
   [ 0 = +(+(+(+(+(+(+(0,0),0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8)))))))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) = p(p(p(p(p(p(p(+(0,?y_8))))))))
   [ s(s(s(s(s(s(s(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,0)))))))),0))))))))))))))) = p(p(p(p(p(p(p(+(0,0)))))))),
     s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,s(?y_7))))))))),s(?y_7))))))))),?y_7))))))))) = p(p(p(p(p(p(p(+(0,s(?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,p(?y_8))))))))),p(?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(+(0,p(?y_8))))))))) ]
ES2:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(+(0,0)))))))),
     p(p(p(p(p(p(+(0,?y_7))))))) = p(p(p(p(p(p(p(+(0,s(?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(+(0,p(?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 151
ES:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(+(0,0)))))))),
     p(p(p(p(p(p(+(0,?y_7))))))) = p(p(p(p(p(p(p(+(0,s(?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(+(0,p(?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(0))))))) = p(p(p(p(p(p(p(0))))))),
     p(p(p(p(p(p(+(0,?y_7))))))) = p(p(p(p(p(p(+(0,?y_7))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) = s(s(s(s(s(s(s(-(0,?y_5))))))))
   [ p(p(p(p(p(p(p(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,0)))))))),0))))))))))))))) = s(s(s(s(s(s(s(-(0,0)))))))),
     p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,s(?y_4))))))))),s(?y_4))))))))),?y_4))))))))) = s(s(s(s(s(s(s(-(0,s(?y_4))))))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,p(?y_5))))))))),p(?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(-(0,p(?y_5))))))))) ]
ES2:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(-(0,0)))))))),
     s(s(s(s(s(s(-(0,?y_4))))))) = s(s(s(s(s(s(s(-(0,s(?y_4))))))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(-(0,p(?y_5))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 152
ES:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(-(0,0)))))))),
     s(s(s(s(s(s(-(0,?y_4))))))) = s(s(s(s(s(s(s(-(0,s(?y_4))))))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(-(0,p(?y_5))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(0))))))),
     s(s(s(s(s(s(-(0,?y_4))))))) = s(s(s(s(s(s(-(0,?y_4))))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) = s(s(s(s(s(s(s(+(0,?y_7))))))))
   [ p(p(p(p(p(p(p(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,0)))))))),0))))))))))))))) = s(s(s(s(s(s(s(+(0,0)))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,s(?y_7))))))))),s(?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(+(0,s(?y_7))))))))),
     p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,p(?y_8))))))))),p(?y_8))))))))),?y_8))))))))) = s(s(s(s(s(s(s(+(0,p(?y_8))))))))) ]
ES2:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(+(0,0)))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(+(0,s(?y_7))))))))),
     s(s(s(s(s(s(+(0,?y_8))))))) = s(s(s(s(s(s(s(+(0,p(?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 153
ES:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(+(0,0)))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(+(0,s(?y_7))))))))),
     s(s(s(s(s(s(+(0,?y_8))))))) = s(s(s(s(s(s(s(+(0,p(?y_8))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(0))))))) = s(s(s(s(s(s(s(0))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(+(0,?y_8))))))) = s(s(s(s(s(s(+(0,?y_8))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 154
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 155
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
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     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 156
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 157
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 158
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,0))))))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,s(?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,p(?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 159
ES:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
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     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 160
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     0 = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0,
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) = 0
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,0))))))))))))))))))))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))))))))))))),?y_5)))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 161
ES:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     0 = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10)
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     -(+(+(+(+(+(+(+(+(+(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0 ]
HS2:
   [ -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 162
ES:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(+(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0 ]
HS:
   [ -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(+(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = +(+(+(+(+(+(+(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0 ]
HS0:
   [ -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0 ]
HS1:
   [ -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ -(+(+(+(+(+(+(+(+(0,0),0),0),0),0),0),0),0),0) = +(+(+(+(+(+(+(+(0,0),0),0),0),0),0),0),0),
     -(+(+(+(+(+(+(+(+(s(+(0,?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)) = +(+(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     -(+(+(+(+(+(+(+(+(p(+(0,?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) = +(+(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)) ]
ES2:
   [ 0 = +(+(+(+(+(+(+(+(0,0),0),0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS2:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 163
ES:
   [ 0 = +(+(+(+(+(+(+(+(0,0),0),0),0),0),0),0),0),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = +(+(+(+(+(+(+(+(0,s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),s(?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = +(+(+(+(+(+(+(+(0,p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),p(?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS0:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) ]
HS1:
   [ -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4)))
   [ s(s(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,0))),0))),0))),0))),0))))) = p(p(-(p(p(-(p(p(-(p(p(-(0,0))),0))),0))),0))),
     s(s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     s(s(p(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = p(p(-(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(-(p(p(-(p(p(-(p(p(-(0,0))),0))),0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(-(p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(p(-(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 164
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(-(p(p(-(p(p(-(p(p(-(0,0))),0))),0))),0))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(-(p(p(-(p(p(-(p(p(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(-(p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(p(-(p(p(-(p(p(-(p(p(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(-(p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)),?y_5)) = p(-(p(-(p(-(p(-(0,?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8))))
   [ s(s(s(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,0)))),0)))),0)))),0))))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,0)))),0)))),0)))),
     s(s(s(p(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),s(?y_7))))),?y_7))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),p(?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,0)))),0)))),0)))),
     p(p(+(p(p(+(p(p(+(0,?y_7))),?y_7))),?y_7))) = p(p(p(+(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS2:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 165
ES:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,0)))),0)))),0)))),
     p(p(+(p(p(+(p(p(+(0,?y_7))),?y_7))),?y_7))) = p(p(p(+(p(p(p(+(p(p(p(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(+(p(p(p(+(p(p(p(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(p(p(p(p(p(p(0))))))))),
     p(p(+(p(p(+(p(p(+(0,?y_7))),?y_7))),?y_7))) = p(p(+(p(p(+(p(p(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS0:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4))))
   [ s(s(s(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,0)))),0)))),0)))),0))))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,0)))),0)))),0)))),
     s(s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),s(?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     s(s(s(p(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),p(?y_5))))),?y_5))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,0)))),0)))),0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     p(p(-(p(p(-(p(p(-(0,?y_5))),?y_5))),?y_5))) = p(p(p(-(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 166
ES:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,0)))),0)))),0)))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(-(p(p(p(-(p(p(p(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     p(p(-(p(p(-(p(p(-(0,?y_5))),?y_5))),?y_5))) = p(p(p(-(p(p(p(-(p(p(p(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(p(0))))))))) = p(p(p(p(p(p(p(p(p(0))))))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(-(p(p(-(p(p(-(0,?y_5))),?y_5))),?y_5))) = p(p(-(p(p(-(p(p(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7)))
   [ p(p(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,0))),0))),0))),0))),0))))) = s(s(+(s(s(+(s(s(+(s(s(+(0,0))),0))),0))),0))),
     p(p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     p(p(s(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = s(s(+(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(+(s(s(+(s(s(+(s(s(+(0,0))),0))),0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(+(s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(s(+(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS2:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
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     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
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     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
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     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 167
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(+(s(s(+(s(s(+(s(s(+(0,0))),0))),0))),0))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(+(s(s(+(s(s(+(s(s(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(+(s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(s(+(s(s(+(s(s(+(s(s(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)),?y_8)) = s(+(s(+(s(+(s(+(0,?y_8)),?y_8)),?y_8)),?y_8)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS0:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS1:
   [ p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5))))
   [ p(p(p(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,0)))),0)))),0)))),0))))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,0)))),0)))),0)))),
     p(p(p(s(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),s(?y_4))))),?y_4))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),p(?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,0)))),0)))),0)))),
     s(s(-(s(s(-(s(s(-(0,?y_4))),?y_4))),?y_4))) = s(s(s(-(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS2:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 168
ES:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,0)))),0)))),0)))),
     s(s(-(s(s(-(s(s(-(0,?y_4))),?y_4))),?y_4))) = s(s(s(-(s(s(s(-(s(s(s(-(0,s(?y_4))))),s(?y_4))))),s(?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(-(s(s(s(-(s(s(s(-(0,p(?y_5))))),p(?y_5))))),p(?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(s(s(s(s(s(s(0))))))))),
     s(s(-(s(s(-(s(s(-(0,?y_4))),?y_4))),?y_4))) = s(s(-(s(s(-(s(s(-(0,?y_4))),?y_4))),?y_4))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS0:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) ]
HS1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11)
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
ES2:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS2:
   [ +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 169
ES:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(*(?x_9,0),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(-(*(?x_10,s(?y_10)),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(*(?x_11,p(?y_11)),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS:
   [ +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(-(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = -(-(-(-(-(-(-(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS0:
   [ +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) ]
HS1:
   [ +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) = -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9)
   [ +(-(-(-(-(-(-(-(-(0,0),0),0),0),0),0),0),0),0) = -(-(-(-(-(-(-(-(0,0),0),0),0),0),0),0),0),
     +(-(-(-(-(-(-(-(-(p(-(0,?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)) = -(-(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     +(-(-(-(-(-(-(-(-(s(-(0,?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) = -(-(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)) ]
ES2:
   [ 0 = -(-(-(-(-(-(-(-(0,0),0),0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 170
ES:
   [ 0 = -(-(-(-(-(-(-(-(0,0),0),0),0),0),0),0),0),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = -(-(-(-(-(-(-(-(0,s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),s(?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = -(-(-(-(-(-(-(-(0,p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),p(?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) = p(p(p(p(p(p(p(p(-(0,?y_4)))))))))
   [ s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,0))))))))),0))))))))))))))))) = p(p(p(p(p(p(p(p(-(0,0))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))),s(?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))),
     s(s(s(s(s(s(s(s(p(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))),p(?y_5)))))))))),?y_5)))))))))) = p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(-(0,0))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))),
     p(p(p(p(p(p(p(-(0,?y_5)))))))) = p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 171
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(-(0,0))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(-(0,s(?y_4)))))))))),
     p(p(p(p(p(p(p(-(0,?y_5)))))))) = p(p(p(p(p(p(p(p(-(0,p(?y_5)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(p(p(-(0,?y_5)))))))) = p(p(p(p(p(p(p(-(0,?y_5)))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
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     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
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     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
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     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5)))
   [ p(p(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,0))),0))),0))),0))),0))))) = s(s(-(s(s(-(s(s(-(s(s(-(0,0))),0))),0))),0))),
     p(p(s(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),?y_4)))) = s(s(-(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(-(s(s(-(s(s(-(s(s(-(0,0))),0))),0))),0))),
     s(-(s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(s(-(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS2:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 172
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(-(s(s(-(s(s(-(s(s(-(0,0))),0))),0))),0))),
     s(-(s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(s(-(s(s(-(s(s(-(s(s(-(0,s(?y_4)))),s(?y_4)))),s(?y_4)))),s(?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(-(s(s(-(s(s(-(s(s(-(0,p(?y_5)))),p(?y_5)))),p(?y_5)))),p(?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     s(-(s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)),?y_4)) = s(-(s(-(s(-(s(-(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS0:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) ]
HS1:
   [ p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7))))
   [ p(p(p(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,0)))),0)))),0)))),0))))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,0)))),0)))),0)))),
     p(p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),s(?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     p(p(p(s(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),p(?y_8))))),?y_8))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,0)))),0)))),0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     s(s(+(s(s(+(s(s(+(0,?y_8))),?y_8))),?y_8))) = s(s(s(+(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 173
ES:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,0)))),0)))),0)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(+(s(s(s(+(s(s(s(+(0,s(?y_7))))),s(?y_7))))),s(?y_7))))),
     s(s(+(s(s(+(s(s(+(0,?y_8))),?y_8))),?y_8))) = s(s(s(+(s(s(s(+(s(s(s(+(0,p(?y_8))))),p(?y_8))))),p(?y_8))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(s(0))))))))) = s(s(s(s(s(s(s(s(s(0))))))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     s(s(+(s(s(+(s(s(+(0,?y_8))),?y_8))),?y_8))) = s(s(+(s(s(+(s(s(+(0,?y_8))),?y_8))),?y_8))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) = p(p(p(p(p(p(p(p(+(0,?y_8)))))))))
   [ s(s(s(s(s(s(s(s(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,0))))))))),0))))))))))))))))) = p(p(p(p(p(p(p(p(+(0,0))))))))),
     s(s(s(s(s(s(s(s(p(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))),s(?y_7)))))))))),?y_7)))))))))) = p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))),p(?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(+(0,0))))))))),
     p(p(p(p(p(p(p(+(0,?y_7)))))))) = p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) ]
HS2:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 174
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(+(0,0))))))))),
     p(p(p(p(p(p(p(+(0,?y_7)))))))) = p(p(p(p(p(p(p(p(+(0,s(?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(+(0,p(?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) ]
HS:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     p(p(p(p(p(p(p(+(0,?y_7)))))))) = p(p(p(p(p(p(p(+(0,?y_7)))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) ]
HS0:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) ]
HS1:
   [ s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8)))
   [ s(s(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,0))),0))),0))),0))),0))))) = p(p(+(p(p(+(p(p(+(p(p(+(0,0))),0))),0))),0))),
     s(s(p(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),?y_7)))) = p(p(+(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))) ]
ES2:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(+(p(p(+(p(p(+(p(p(+(0,0))),0))),0))),0))),
     p(+(p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(p(+(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 175
ES:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(+(p(p(+(p(p(+(p(p(+(0,0))),0))),0))),0))),
     p(+(p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(p(+(p(p(+(p(p(+(p(p(+(0,s(?y_7)))),s(?y_7)))),s(?y_7)))),s(?y_7)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(+(p(p(+(p(p(+(p(p(+(0,p(?y_8)))),p(?y_8)))),p(?y_8)))),p(?y_8)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
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     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ p(p(p(p(p(p(p(p(0)))))))) = p(p(p(p(p(p(p(p(0)))))))),
     p(+(p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)),?y_7)) = p(+(p(+(p(+(p(+(0,?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) = s(s(s(s(s(s(s(s(+(0,?y_7)))))))))
   [ p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,0))))))))),0))))))))))))))))) = s(s(s(s(s(s(s(s(+(0,0))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))),s(?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))),
     p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))),p(?y_8)))))))))),?y_8)))))))))) = s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(+(0,0))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))),
     s(s(s(s(s(s(s(+(0,?y_8)))))))) = s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 176
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(+(0,0))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))),
     s(s(s(s(s(s(s(+(0,?y_8)))))))) = s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
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     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
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     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
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     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(+(0,?y_8)))))))) = s(s(s(s(s(s(s(+(0,?y_8)))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) = s(s(s(s(s(s(s(s(-(0,?y_5)))))))))
   [ p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,0))))))))),0))))))))))))))))) = s(s(s(s(s(s(s(s(-(0,0))))))))),
     p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))),s(?y_4)))))))))),?y_4)))))))))) = s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))),p(?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))) ]
ES2:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(-(0,0))))))))),
     s(s(s(s(s(s(s(-(0,?y_4)))))))) = s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 177
ES:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(-(0,0))))))))),
     s(s(s(s(s(s(s(-(0,?y_4)))))))) = s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
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     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ s(s(s(s(s(s(s(s(0)))))))) = s(s(s(s(s(s(s(s(0)))))))),
     s(s(s(s(s(s(s(-(0,?y_4)))))))) = s(s(s(s(s(s(s(-(0,?y_4)))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS1:
   [ p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,0))))))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,s(?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,p(?y_8)))))))))))))))))))),?y_8)))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 178
ES:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
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     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     0 = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) ]
HS1:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
Expand p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) = 0
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,0))))))))))))))))))))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(s(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,s(?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,p(?y_5)))))))))))))))))))),?y_5)))))))))))))))))))) = 0 ]
ES2:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))))),?y_5)))))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS2:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
STEP 179
ES:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))))),?y_5)))))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
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     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
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     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
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     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
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     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
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     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
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     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
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     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
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     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
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     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
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     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
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     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
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     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
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     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
ES0:
   [ 0 = 0,
     0 = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))))),?y_5)))))))))))))))))))) = 0,
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) = p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) = s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) = p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) = s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))),?y_8))))) = p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))),?y_7))))) = s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),
     +(-(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) = -(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))),?y_4)))))))))) = p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))),?y_5)))))))))) = s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))),?y_7)))))) = s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))))),?y_4)))))))))))))))))))) = 0,
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))),?y_8)))))) = p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))))),?y_8))))))))))))))))))) = 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))))),?y_7)))))))))))))))))))) = 0,
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))),?y_4)))))) = p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))),?y_5)))))) = s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))),?y_7)))))))))) = s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))),?y_8)))))))))) = p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),
     -(+(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) = +(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) = p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) = p(+(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))),?y_5))))) = s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))),?y_4))))) = p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) = s(+(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) = s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) = s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) = p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) = p(-(p(-(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) = s(-(s(-(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) ]
HS0:
   [ p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))))),?y_5))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))))),?y_7))))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))),?y_5))))))))) -> s(s(s(s(s(s(s(s(-(0,?y_5))))))))),
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))),?y_7))))))))) -> s(s(s(s(s(s(s(s(+(0,?y_7))))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))),?y_8))))))))) -> p(p(p(p(p(p(p(p(+(0,?y_8))))))))),
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))),?y_4))))))))) -> p(p(p(p(p(p(p(p(-(0,?y_4))))))))),
     +(-(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),
     -(+(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))))),?y_4))))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))))),?y_4)))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))))),?y_8)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))))),?y_5)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))))),?y_7)))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))))),?y_7))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))))),?y_4))))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))))),?y_8))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))),?y_7)))))))) -> s(s(s(s(s(s(s(+(0,?y_7)))))))),
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))),?y_5)))))))) -> s(s(s(s(s(s(s(-(0,?y_5)))))))),
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))),?y_8)))))))) -> p(p(p(p(p(p(p(+(0,?y_8)))))))),
     -(+(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),
     p(-(s(+(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))),?y_4)))))))) -> p(p(p(p(p(p(p(-(0,?y_4)))))))),
     s(-(p(+(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),
     s(+(p(-(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),
     +(-(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),
     p(+(s(-(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))))),?y_5))))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))))),?y_5)))))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))))),?y_7)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))))),?y_4)))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))))),?y_8)))))))))))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))),?y_7))))))) -> s(s(s(s(s(s(+(0,?y_7))))))),
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))),?y_5))))))) -> s(s(s(s(s(s(-(0,?y_5))))))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))))),?y_7))))))))))))))) -> 0,
     p(p(+(s(s(-(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))),?y_8))))))) -> p(p(p(p(p(p(+(0,?y_8))))))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))),?y_4))))))) -> p(p(p(p(p(p(-(0,?y_4))))))),
     s(s(-(p(p(+(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),
     -(+(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))))),?y_5))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))))),?y_8))))))))))))))) -> 0,
     s(s(+(p(p(-(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),
     +(-(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(-(s(s(+(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),
     s(s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))))),?y_4))))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))))),?y_4)))))))))))))) -> 0,
     p(p(p(+(s(s(s(-(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),
     s(s(s(-(p(p(p(+(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),
     p(p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))))),?y_7)))))))))))))) -> 0,
     p(p(p(-(s(s(s(+(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),
     s(+(p(-(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),
     p(-(s(+(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),
     p(+(s(-(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),
     p(p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))))),?y_5)))))))))))))) -> 0,
     s(s(s(+(p(p(p(-(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),
     s(-(p(+(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),
     s(s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))))),?y_8)))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))))),?y_8))))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))))),?y_4))))))))))))) -> 0,
     -(+(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),
     p(p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))))),?y_7))))))))))))) -> 0,
     +(-(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),
     p(p(p(p(p(-(s(s(s(s(s(+(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))),?y_7)))))) -> s(s(s(s(s(+(0,?y_7)))))),
     p(p(p(p(p(+(s(s(s(s(s(-(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))),?y_5)))))) -> s(s(s(s(s(-(0,?y_5)))))),
     s(s(s(s(s(-(p(p(p(p(p(+(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))),?y_8)))))) -> p(p(p(p(p(+(0,?y_8)))))),
     s(s(s(s(s(+(p(p(p(p(p(-(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))),?y_4)))))) -> p(p(p(p(p(-(0,?y_4)))))),
     p(p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))))),?y_5))))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))))),?y_5)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))))),?y_8)))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))))),?y_4)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))))),?y_7)))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(s(+(0,?y_7))))))))))),?y_7))))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(s(-(0,?y_5))))))))))),?y_5))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(p(+(0,?y_8))))))))))),?y_8))))))))))) -> 0,
     p(-(s(+(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),
     p(p(p(p(+(s(s(s(s(-(s(s(s(s(-(0,?y_5))))),?y_5))))),?y_5))))) -> s(s(s(s(-(0,?y_5))))),
     p(p(p(p(-(s(s(s(s(+(s(s(s(s(+(0,?y_7))))),?y_7))))),?y_7))))) -> s(s(s(s(+(0,?y_7))))),
     s(s(s(s(+(p(p(p(p(-(p(p(p(p(-(0,?y_4))))),?y_4))))),?y_4))))) -> p(p(p(p(-(0,?y_4))))),
     s(s(s(s(-(p(p(p(p(+(p(p(p(p(+(0,?y_8))))),?y_8))))),?y_8))))) -> p(p(p(p(+(0,?y_8))))),
     s(s(-(p(p(+(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))),?y_8))) -> p(p(+(p(p(+(0,?y_8))),?y_8))),
     p(p(+(s(s(-(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))),?y_5))) -> s(s(-(s(s(-(0,?y_5))),?y_5))),
     p(p(-(s(s(+(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))),?y_7))) -> s(s(+(s(s(+(0,?y_7))),?y_7))),
     s(s(+(p(p(-(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))),?y_4))) -> p(p(-(p(p(-(0,?y_4))),?y_4))),
     -(+(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(+(0,?x_9),?x_9),?x_9),?x_9),
     -(+(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),
     s(-(p(+(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),
     +(-(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(-(0,?x_9),?x_9),?x_9),?x_9),
     +(-(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),
     p(+(s(-(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),
     s(s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(p(-(0,?y_4))))))))))),?y_4))))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(p(-(0,?y_4)))))))))),?y_4)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(s(+(0,?y_7)))))))))),?y_7)))))))))) -> 0,
     p(p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(s(-(0,?y_5)))))))))),?y_5)))))))))) -> 0,
     s(s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(p(+(0,?y_8)))))))))),?y_8)))))))))) -> 0,
     s(s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(p(+(0,?y_8))))))))),?y_8))))))))) -> 0,
     +(-(-(-(-(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> -(-(-(0,?x_9),?x_9),?x_9),
     +(-(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11),?x_11) -> -(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),
     p(p(p(-(s(s(s(+(s(s(s(+(0,?y_7)))),?y_7)))),?y_7)))) -> s(s(s(+(0,?y_7)))),
     -(+(+(+(+(0,?x_9),?x_9),?x_9),?x_9),?x_9) -> +(+(+(0,?x_9),?x_9),?x_9),
     -(+(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10),?x_10) -> +(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),
     p(p(p(+(s(s(s(-(s(s(s(-(0,?y_5)))),?y_5)))),?y_5)))) -> s(s(s(-(0,?y_5)))),
     s(s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(p(-(0,?y_4))))))))),?y_4))))))))) -> 0,
     p(p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(s(+(0,?y_7))))))))),?y_7))))))))) -> 0,
     s(s(s(-(p(p(p(+(p(p(p(+(0,?y_8)))),?y_8)))),?y_8)))) -> p(p(p(+(0,?y_8)))),
     s(s(s(+(p(p(p(-(p(p(p(-(0,?y_4)))),?y_4)))),?y_4)))) -> p(p(p(-(0,?y_4)))),
     p(p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(s(-(0,?y_5))))))))),?y_5))))))))) -> 0,
     p(p(p(p(p(p(p(+(s(s(s(s(s(s(s(-(0,?y_5)))))))),?y_5)))))))) -> 0,
     s(s(s(s(s(s(s(-(p(p(p(p(p(p(p(+(0,?y_8)))))))),?y_8)))))))) -> 0,
     s(-(p(+(p(+(p(+(0,?y_5)),?y_5)),?y_5)),?y_5)) -> p(+(p(+(0,?y_5)),?y_5)),
     p(+(s(-(s(-(s(-(0,?y_8)),?y_8)),?y_8)),?y_8)) -> s(-(s(-(0,?y_8)),?y_8)),
     p(-(s(+(s(+(s(+(0,?y_4)),?y_4)),?y_4)),?y_4)) -> s(+(s(+(0,?y_4)),?y_4)),
     s(+(p(-(p(-(p(-(0,?y_7)),?y_7)),?y_7)),?y_7)) -> p(-(p(-(0,?y_7)),?y_7)),
     s(s(s(s(s(s(s(+(p(p(p(p(p(p(p(-(0,?y_4)))))))),?y_4)))))))) -> 0,
     p(p(p(p(p(p(p(-(s(s(s(s(s(s(s(+(0,?y_7)))))))),?y_7)))))))) -> 0,
     p(p(p(p(p(p(-(s(s(s(s(s(s(+(0,?y_7))))))),?y_7))))))) -> 0,
     p(p(p(p(p(p(+(s(s(s(s(s(s(-(0,?y_5))))))),?y_5))))))) -> 0,
     s(s(s(s(s(s(-(p(p(p(p(p(p(+(0,?y_8))))))),?y_8))))))) -> 0,
     p(p(+(s(s(-(s(s(-(0,?y_5))),?y_5))),?y_5))) -> s(s(-(0,?y_5))),
     p(p(-(s(s(+(s(s(+(0,?y_7))),?y_7))),?y_7))) -> s(s(+(0,?y_7))),
     -(+(+(+(0,?x_9),?x_9),?x_9),?x_9) -> +(+(0,?x_9),?x_9),
     -(+(+(+(*(?x_10,?y_10),?x_10),?x_10),?x_10),?x_10) -> +(+(*(?x_10,?y_10),?x_10),?x_10),
     s(s(+(p(p(-(p(p(-(0,?y_4))),?y_4))),?y_4))) -> p(p(-(0,?y_4))),
     +(-(-(-(0,?x_9),?x_9),?x_9),?x_9) -> -(-(0,?x_9),?x_9),
     +(-(-(-(*(?x_11,?y_11),?x_11),?x_11),?x_11),?x_11) -> -(-(*(?x_11,?y_11),?x_11),?x_11),
     s(s(-(p(p(+(p(p(+(0,?y_8))),?y_8))),?y_8))) -> p(p(+(0,?y_8))),
     s(s(s(s(s(s(+(p(p(p(p(p(p(-(0,?y_4))))))),?y_4))))))) -> 0,
     s(s(s(s(s(+(p(p(p(p(p(-(0,?y_4)))))),?y_4)))))) -> 0,
     p(p(p(p(p(-(s(s(s(s(s(+(0,?y_7)))))),?y_7)))))) -> 0,
     p(p(p(p(p(+(s(s(s(s(s(-(0,?y_5)))))),?y_5)))))) -> 0,
     s(s(s(s(s(-(p(p(p(p(p(+(0,?y_8)))))),?y_8)))))) -> 0,
     s(s(s(s(-(p(p(p(p(+(0,?y_8))))),?y_8))))) -> 0,
     s(s(s(s(+(p(p(p(p(-(0,?y_4))))),?y_4))))) -> 0,
     p(+(s(-(s(-(0,?y_8)),?y_8)),?y_8)) -> s(-(0,?y_8)),
     s(-(p(+(p(+(0,?y_5)),?y_5)),?y_5)) -> p(+(0,?y_5)),
     s(+(p(-(p(-(0,?y_7)),?y_7)),?y_7)) -> p(-(0,?y_7)),
     +(-(-(0,?x_9),?x_9),?x_9) -> -(0,?x_9),
     +(-(-(*(?x_20,?y_20),?x_20),?x_20),?x_20) -> -(*(?x_20,?y_20),?x_20),
     p(-(s(+(s(+(0,?y_4)),?y_4)),?y_4)) -> s(+(0,?y_4)),
     -(+(+(0,?x_9),?x_9),?x_9) -> +(0,?x_9),
     -(+(+(*(?x_19,?y_19),?x_19),?x_19),?x_19) -> +(*(?x_19,?y_19),?x_19),
     p(p(p(p(-(s(s(s(s(+(0,?y_7))))),?y_7))))) -> 0,
     p(p(p(p(+(s(s(s(s(-(0,?y_5))))),?y_5))))) -> 0,
     p(p(p(+(s(s(s(-(0,?y_5)))),?y_5)))) -> 0,
     s(s(s(-(p(p(p(+(0,?y_8)))),?y_8)))) -> 0,
     s(s(s(+(p(p(p(-(0,?y_4)))),?y_4)))) -> 0,
     p(p(p(-(s(s(s(+(0,?y_7)))),?y_7)))) -> 0,
     p(p(-(s(s(+(0,?y_7))),?y_7))) -> 0,
     s(s(+(p(p(-(0,?y_4))),?y_4))) -> 0,
     s(s(-(p(p(+(0,?y_8))),?y_8))) -> 0,
     s(-(p(+(0,?y_5)),?y_5)) -> 0,
     p(-(s(+(0,?y_4)),?y_4)) -> 0,
     -(+(0,?x_18),?x_18) -> 0,
     -(+(*(?x_10,?x_1),?x_10),?x_10) -> *(?x_10,?x_1),
     p(p(+(s(s(-(0,?y_5))),?y_5))) -> 0,
     p(+(s(-(0,?y_8)),?y_8)) -> 0,
     s(+(p(-(0,?y_7)),?y_7)) -> 0,
     +(-(0,?x_18),?x_18) -> 0,
     +(-(*(?x_9,?x),?x_9),?x_9) -> *(?x_9,?x) ]
rewriting induction stopped because of timeout.
examples/additions/int3.trs: Failure(unknown)
(5277 msec.)