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 -> f(f(b)),
     f(a) -> c,
     f(a) -> b,
     b -> f(h(a,b)) ]
TRS:
   [ b -> f(f(b)),
     f(a) -> c,
     f(a) -> b,
     b -> f(h(a,b)) ]
constructed TRS:
   [ b -> f(f(b)),
     f(a) -> c,
     f(a) -> b,
     b -> f(h(a,b)),
     f(h(a,b)) -> f(f(b)),
     b -> c ]
convertible distinct normal forms: f(h(a,f(h(a,c)))) = f(f(c))
UNC Completion (Strongly Closed)
problems/720.trs: Success(not UNC)
(4 msec.)