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))) ]
unknown Non-Omega-Overlapping
unknown Right-Reducible
Check distinct normal forms in critical pair closure...failed
New rules by rule reversing:
   [ a(a(?x)) -> b(?x),
     b(a(?x)) -> a(b(?x)),
     b(b(c(?x))) -> c(a(?x)),
     b(b(?x)) -> b(b(?x)),
     a(a(a(?x))) -> b(b(?x)),
     c(a(?x)) -> c(a(?x)),
     b(a(c(?x))) -> c(a(?x)) ]
unknown UNC Completion (Strongly Closed)
unknown UNC Completion (Development Closed)
convertible distinct normal forms: a(b(c(?x))) = c(b(?x))
UNC Completion (General)
problems/986.trs: Success(not UNC)
(100 msec.)