197.03/50.36	MAYBE
197.03/50.36	
197.03/50.36	Problem:
197.03/50.36	 a(b(a(a(a(a(a(a(a(a(x1)))))))))) -> a(a(a(a(a(a(a(a(a(a(b(a(b(x1)))))))))))))
197.03/50.36	
197.03/50.36	Proof:
197.03/50.36	 Open
197.03/50.37	EOF