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

Combined result: Can't judge
686.trs: Failure(unknown CR)
(1 msec.)