197.86/50.66	MAYBE
197.86/50.66	
197.86/50.66	Problem:
197.86/50.66	 a(a(b(a(b(a(a(a(a(x1))))))))) -> a(a(a(a(a(a(b(a(b(a(a(b(a(b(x1))))))))))))))
197.86/50.66	
197.86/50.66	Proof:
197.86/50.66	 Open
197.86/50.67	EOF