YES
(ignored inputs)COMMENT TPDB SRS_Standard/Zantema_04/z061
Rewrite Rules:
   [ b(b(c(a(b(c(?x)))))) -> a(b(b(c(b(c(a(?x))))))) ]
Apply Direct Methods...
Inner CPs:
   [  ]
Outer CPs:
   [  ]
Linear
(inner) Parallel CPs:
   [  ]
Toyama (Parallel CPs)
Direct Methods: CR

Combined result: CR
941.trs: Success(CR)
(0 msec.)