198.69/50.78	MAYBE
198.69/50.78	
198.69/50.78	Problem:
198.69/50.78	 a(b(b(a(a(b(a(b(a(b(x1)))))))))) -> a(b(a(b(a(b(a(b(b(a(a(b(b(a(x1))))))))))))))
198.69/50.78	
198.69/50.78	Proof:
198.69/50.78	 Open
198.75/50.78	EOF