MAYBE
(ignored inputs)COMMENT submitted by: Johannes Waldmann
input TRS:
   [ a(a(?x)) -> c(c(?x)),
     c(a(?x)) -> a(a(?x)),
     c(b(?x)) -> a(c(?x)),
     c(c(?x)) -> c(a(?x)),
     a(b(?x)) -> a(b(?x)) ]
TRS:
   [ a(a(?x)) -> c(c(?x)),
     c(a(?x)) -> a(a(?x)),
     c(b(?x)) -> a(c(?x)),
     c(c(?x)) -> c(a(?x)),
     a(b(?x)) -> a(b(?x)) ]
unknown Right-Reducible
problems/988.trs: Failure(unknown UNC)
(4 msec.)