NO
(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 ]
Check distinct normal forms in critical pair closure
convertible distinct normal forms: f(h(f(f(a)),a)) = f(h(a,f(a)))
problems/655.trs: Success(not UNC)
(4 msec.)