197.85/50.60	MAYBE
197.85/50.60	
197.85/50.60	Problem:
197.85/50.60	 a(b(b(a(a(b(b(a(a(b(a(x1))))))))))) -> a(b(a(a(b(b(a(a(b(b(a(a(b(x1)))))))))))))
197.85/50.60	
197.85/50.60	Proof:
197.85/50.60	 Open
197.85/50.61	EOF