197.47/50.28	MAYBE
197.47/50.28	
197.47/50.28	Problem:
197.47/50.28	 a(b(a(a(a(a(a(a(a(x1))))))))) -> a(a(a(a(a(a(a(a(b(a(b(x1)))))))))))
197.47/50.28	
197.47/50.28	Proof:
197.47/50.28	 Open
197.47/50.29	EOF