MAYBE
(ignored inputs)COMMENT Cops #647 - #721: generated ground TRSs; evenly distributed in the UNR/UNC/NFP/CR hierarchy submitted by: Bertram Felgenhauer
Rewrite Rules:
   [ c -> c,
     a -> f(h(h(f(a),f(f(c))),b)),
     c -> a,
     h(c,f(b)) -> c ]
Apply Direct Methods...
Inner CPs:
   [ h(c,f(b)) = c,
     h(a,f(b)) = c ]
Outer CPs:
   [ c = a ]
Linear
(inner) Parallel CPs: (not computed)
unknown Toyama (Parallel CPs)
Direct Methods: Can't judge

Combined result: Can't judge
685.trs: Failure(unknown CR)
(0 msec.)