( (NP (DNP (NP (NT 过去))
(DEG 的))
(CP (WHNP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-1))
(VP (VA 闭塞)))
(DEC 之)))
(NP (NN 地))))
ARG0: (*T*-1)->(地)
REL: 闭塞
(ADVP (CS 只要))
(IP (NP-SBJ (PN 他们))
(VP (ADVP (AD 不))
(VP (VV 闭塞)
(NP-OBJ (NN 方向))))))
ARGM-DIS: 只要
ARG1: 他们
ARGM-ADV: 不
ARG0: 方向
REL: 闭塞