MAYBE

Problem:
 c(b(a(b(a(x1))))) -> a(b(a(b(a(b(c(b(c(x1)))))))))

Proof:
 Complexity Transformation Processor:
  strict:
   c(b(a(b(a(x1))))) -> a(b(a(b(a(b(c(b(c(x1)))))))))
  weak:
   
  Open