MAYBE
70.11/34.25	MAYBE
70.11/34.25	
70.11/34.25	Problem:
70.11/34.25	 a(x1) -> x1
70.11/34.25	 a(x1) -> b(b(c(x1)))
70.11/34.25	 c(c(a(x1))) -> a(a(c(c(x1))))
70.11/34.25	
70.11/34.25	Proof:
70.11/34.25	 Open
70.11/34.25	EOF