MAYBE
246.16/62.62	MAYBE
246.16/62.62	
246.16/62.62	Problem:
246.16/62.62	 c(b(a(a(x1)))) -> a(a(b(c(x1))))
246.16/62.62	 b(a(a(a(x1)))) -> a(a(a(b(x1))))
246.16/62.62	 a(b(c(x1))) -> c(b(a(x1)))
246.16/62.62	 c(c(b(b(x1)))) -> b(b(c(c(x1))))
246.16/62.62	
246.16/62.62	Proof:
246.16/62.62	 Open
246.16/62.62	EOF