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:
   [ b -> f(b),
     f(a) -> f(h(h(h(h(c,b),a),f(c)),c)),
     c -> h(f(c),f(h(c,a))),
     c -> f(b) ]
Apply Direct Methods...
Inner CPs:
   [  ]
Outer CPs:
   [ h(f(c),f(h(c,a))) = f(b) ]
Linear
(inner) Parallel CPs: (not computed)
unknown Toyama (Parallel CPs)
Direct Methods: Can't judge

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