(IP (NP-SBJ (CP (WHNP-3 (-NONE- *OP*)) (IP (NP-SBJ (-NONE- *T*-3)) (VP (VV 超过)))) (NP (NN 部分))) (VP (VV 必须) (VP (VV 结汇)))) arg1: *OP* *T*-3 超过 部分