MAYBE (ignored inputs)COMMENT TPDB SRS_Standard/Zantema_06/05 input TRS: [ a(a(b(b(?x)))) -> b(b(b(a(a(a(?x)))))), c(?x) -> c(a(?x)), c(?x) -> c(b(?x)) ] TRS: [ a(a(b(b(?x)))) -> b(b(b(a(a(a(?x)))))), c(?x) -> c(a(?x)), c(?x) -> c(b(?x)) ] unknown UNC Completion (Strongly Closed) problems/947.trs: Failure(unknown UNC) (16 msec.)