YES
(ignored inputs)COMMENT Cops #647 - #721: generated ground TRSs; evenly distributed in the UNR/UNC/NFP/CR hierarchy submitted by: Bertram Felgenhauer
input TRS:
   [ c -> h(a,h(f(f(f(f(c)))),h(a,h(b,b)))),
     h(h(c,f(f(a))),f(b)) -> a,
     h(c,f(f(c))) -> f(f(a)),
     h(f(h(c,b)),h(h(h(b,a),h(c,f(h(h(b,a),a)))),c)) -> c ]
TRS:
   [ c -> h(a,h(f(f(f(f(c)))),h(a,h(b,b)))),
     h(h(c,f(f(a))),f(b)) -> a,
     h(c,f(f(c))) -> f(f(a)),
     h(f(h(c,b)),h(h(h(b,a),h(c,f(h(h(b,a),a)))),c)) -> c ]
unknown Non-Omega-Overlapping
unknown Right-Reducible
Check distinct normal forms in critical pair closure...failed
New rules by rule reversing:
   [ c -> c,
     h(a,h(f(f(f(f(c)))),h(a,h(b,b)))) -> c,
     h(h(c,f(f(a))),f(b)) -> a,
     h(c,f(f(c))) -> f(f(a)),
     h(f(h(c,b)),h(h(h(b,a),h(c,f(h(h(b,a),a)))),c)) -> c ]
confluent TRS:
   [ c -> c,
     h(a,h(f(f(f(f(c)))),h(a,h(b,b)))) -> c,
     h(h(c,f(f(a))),f(b)) -> a,
     h(c,f(f(c))) -> f(f(a)),
     h(f(h(c,b)),h(h(h(b,a),h(c,f(h(h(b,a),a)))),c)) -> c ]
UNC Completion (Strongly Closed)
problems/650.trs: Success(UNC)
(28 msec.)