MAYBE
(ignored inputs)COMMENT TPDB SRS_Standard/Zantema_04/z101
input TRS:
   [ a(a(?x)) -> b(b(b(?x))),
     b(b(b(b(?x)))) -> a(a(a(?x))) ]
TRS:
   [ a(a(?x)) -> b(b(b(?x))),
     b(b(b(b(?x)))) -> a(a(a(?x))) ]
problems/946.trs: Failure(unknown UNC)
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