MAYBE
134.95/55.35	MAYBE
134.95/55.35	
134.95/55.35	Problem:
134.95/55.35	 a(a(b(x1))) -> b(a(a(a(x1))))
134.95/55.35	 b(a(b(a(x1)))) -> a(b(b(x1)))
134.95/55.35	
134.95/55.35	Proof:
134.95/55.35	 Open
134.95/55.35	EOF