197.18/50.47	MAYBE
197.18/50.47	
197.18/50.47	Problem:
197.18/50.47	 a(b(a(a(a(a(a(a(a(a(a(x1))))))))))) -> a(a(a(a(a(a(a(a(a(a(a(b(a(b(x1))))))))))))))
197.18/50.47	
197.18/50.47	Proof:
197.18/50.47	 Open
197.18/50.48	EOF