(ignored inputs)COMMENT Example 3.3 of \cite{Toy88}
Rewrite Rules:
   [ p(?x) -> q(?x),
     p(?x) -> r(?x),
     q(?x) -> s(p(?x)),
     r(?x) -> s(p(?x)),
     s(?x) -> f(p(?x)) ]
Apply Direct Methods...
Inner CPs:
   [  ]
Outer CPs:
   [ q(?x) = r(?x) ]
Overlay, check Innermost Termination...
unknown Innermost Terminating
unknown Knuth&Bendix
Linear
Development Closed
Direct Methods: CR

Final result: CR
/local-scratch/hzankl/2012/cops2012/88.trs: Success(CR)
(26 msec.)