MAYBE
48.36/18.57	MAYBE
48.36/18.57	
48.36/18.57	Problem:
48.36/18.57	 a(a(b(x1))) -> b(c(b(a(a(a(x1))))))
48.36/18.57	 a(c(x1)) -> x1
48.36/18.57	
48.36/18.57	Proof:
48.36/18.57	 Open
48.36/18.58	EOF