(IP (NP-SBJ (NP (NN 东北))
(DP (DT 各))
(NP (NN 地)))
(VP (VV 换下)
(NP-OBJ (CP (WHNP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *pro*))
(VP (ADVP (AD 原先))
(VP (VV 悬挂)
(NP-OBJ (-NONE- *T*-1)))))
(DEC 的)))
(NP (NN 五色旗)))))
ARG0: 东北 各 地
ARG1: *OP* *pro* 原先 悬挂 *T*-1 的 五色旗
REL: 换下