(IP (QP-TPC (OD 头)
(CLP (M 棒)))
(NP-SBJ (-NONE- *pro*))
(VP (VP (VV 需)
(VP (ADVP (AD 先))
(VP (VV 安)
(NP-OBJ (NN 基)))))
(VP (ADVP (AD 再))
(VP (VV 击)
(NP-OBJ (NN 球))))))
ARG0: *pro*
ARG1: 基
ARGM-ADV: 先
ARGM-BNF: 头 棒
REL: 安