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:
   [ b -> a,
     f(h(b,f(a))) -> f(c),
     c -> h(c,c),
     h(f(f(b)),a) -> c,
     h(a,a) -> a ]
TRS:
   [ b -> a,
     f(h(b,f(a))) -> f(c),
     c -> h(c,c),
     h(f(f(b)),a) -> c,
     h(a,a) -> a ]
New rules by rule reversing:
   [ b -> a,
     f(h(b,f(a))) -> f(c),
     c -> c,
     h(c,c) -> c,
     h(f(f(b)),a) -> c,
     h(a,a) -> a ]
unknown Right-Reducible
problems/655.trs: Failure(unknown UNC)
(0 msec.)