NO
(ignored inputs)COMMENT TPDB SRS_Standard/Zantema_04/z110
input TRS:
   [ a(a(?x)) -> b(?x),
     b(a(?x)) -> a(b(?x)),
     b(b(c(?x))) -> c(a(?x)),
     b(b(?x)) -> a(a(a(?x))),
     c(a(?x)) -> b(a(c(?x))) ]
TRS:
   [ a(a(?x)) -> b(?x),
     b(a(?x)) -> a(b(?x)),
     b(b(c(?x))) -> c(a(?x)),
     b(b(?x)) -> a(a(a(?x))),
     c(a(?x)) -> b(a(c(?x))) ]
constructed TRS:
   [ a(a(?x)) -> b(?x),
     b(a(?x)) -> a(b(?x)),
     b(b(c(?x))) -> c(a(?x)),
     b(b(?x)) -> a(a(a(?x))),
     c(a(?x)) -> b(a(c(?x))),
     a(b(a(?x))) -> b(b(?x)),
     b(b(b(a(c(?x_4))))) -> c(b(?x_4)),
     b(a(b(?x_1))) -> b(b(?x_1)),
     a(a(a(b(c(?x_2))))) -> b(c(a(?x_2))),
     b(a(c(a(?x)))) -> c(b(?x)) ]
convertible distinct normal forms: a(b(c(b(?x_9)))) = b(c(b(?x_9)))
UNC Completion (Strongly Closed)
problems/986.trs: Success(not UNC)
(4 msec.)