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

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