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

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