Rewrite Rules:
   [ F(H(?x),?y) -> G(H(?x)),
     H(I(?x)) -> I(?x),
     F(I(?x),?y) -> G(I(?x)) ]
Apply Direct Methods...
Inner CPs:
   [ F(I(?x_1),?y) = G(H(I(?x_1))) ]
Outer CPs:
   [  ]
not Overlay, check Termination...
Terminating, WCR
Knuth&Bendix
Direct Methods: CR

Final result: CR
/local-scratch/hzankl/2012/cops2012/93.trs: Success(CR)
(1 msec.)