(IP (IP-SBJ (NP-SBJ (-NONE- *PRO*))
(VP (VV 建碑)))
(PU ，)
(VP (ADVP (AD 固然))
(PP-PRD (P 为了)
(IP (NP-SBJ (-NONE- *PRO*))
(VP (VP (VV 记录)
(NP-OBJ (NN 过往)))
(PU 、)
(VP (VV 释放)
(NP-OBJ (NN 悲情))))))))
ARG0: *PRO*
REL: 建碑