MAYBE

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

Proof:
 RT Transformation Processor:
  strict:
   a(b(a(a(a(b(x1)))))) -> c(c(a(x1)))
   c(x1) -> b(a(a(a(b(x1)))))
  weak:
   
  Matrix Interpretation Processor:
   dimension: 1
   interpretation:
    [c](x0) = x0 + 21,
    
    [a](x0) = x0 + 4,
    
    [b](x0) = x0 + 2
   orientation:
    a(b(a(a(a(b(x1)))))) = x1 + 20 >= x1 + 46 = c(c(a(x1)))
    
    c(x1) = x1 + 21 >= x1 + 16 = b(a(a(a(b(x1)))))
   problem:
    strict:
     a(b(a(a(a(b(x1)))))) -> c(c(a(x1)))
    weak:
     c(x1) -> b(a(a(a(b(x1)))))
   Open