(NP-SBJ (QP (CD 一)
(CLP (M 套)))
(CP (WHNP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-1))
(VP (VP (VV 持之以恒))
(CC 并且)
(VP (SB 被)
(VP (VV 证实)
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (VA 有效)))))))
(DEC 的)))
(NP (NN 政策)))
ARG0: *T*-1
REL: 持之以恒