MAYBE
(ignored inputs)COMMENT Cops #647 - #721: generated ground TRSs; evenly distributed in the UNR/UNC/NFP/CR hierarchy submitted by: Bertram Felgenhauer
input TRS:
   [ a -> c,
     f(a) -> b,
     b -> b,
     b -> h(b,h(c,a)) ]
TRS:
   [ a -> c,
     f(a) -> b,
     b -> b,
     b -> h(b,h(c,a)) ]
unknown UNC Completion (Strongly Closed)
problems/669.trs: Failure(unknown UNC)
(4 msec.)