(IP (ADVP (AD 据说))
(PU ，)
(IP-SBJ (NP-SBJ (-NONE- *PRO*))
(VP (PP-LOC (P 在)
(NP (CP (WHNP-3 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-3))
(VP (VA 冰冷)))
(DEC 的)))
(NP (NN 地上))))
(VP (VV 完成)
(NP-OBJ (DP (DT 这)
(CLP (M 个)))
(NP (NN 动作))))))
(VP (PP-DIR (P 对)
(NP (PN 它们)))
(VP (VC 是)
(NP-PRD (CP (WHNP-4 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-4))
(VP (ADVP (AD 非常))
(VP (VA 痛苦))))
(DEC 的)))
(NP (NN 事))))))
ARG1: *T*-4
ARGM-ADV: 非常
REL: 痛苦