MAYBE
(ignored inputs)COMMENT TPDB SRS_Standard/Secret_07_SRS/x02
Rewrite Rules:
   [ a(b(?x)) -> c(d(?x)),
     d(d(?x)) -> b(e(?x)),
     b(?x) -> d(c(?x)),
     d(?x) -> ?x,
     e(c(?x)) -> d(a(?x)),
     a(?x) -> e(d(?x)) ]
Apply Direct Methods...
Inner CPs:
   [ a(d(c(?x_2))) = c(d(?x_2)),
     d(?x_3) = b(e(?x_3)),
     d(b(e(?x))) = b(e(d(?x))) ]
Outer CPs:
   [ c(d(?x)) = e(d(b(?x))),
     b(e(?x_1)) = d(?x_1) ]
Linear
(inner) Parallel CPs: (not computed)
unknown Toyama (Parallel CPs)
Direct Methods: Can't judge

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