( (IP (IP (NP-SBJ (-NONE- *pro*))
(VP (VV 试想)))
(PU ，)
(IP (NP-SBJ (PN 这))
(VP (VC 是)
(NP-PRD (DNP (NP (NN 后方))
(DEG 的))
(NP (NN 撞击)))))
(PU ，)
(CP (IP (NP-SBJ (NN 人))
(VP (VC 是)
(VP (ADVP (AD 猛然))
(ADVP (AD 往后))
(VP (VV 退)))))
(SP 的))
(PU ，)
(IP (NP-SBJ-3 (NN 身体))
(VP (VV 可以)
(VP (LB 被)
(IP-OBJ (NP-SBJ (NN 座椅))
(VP (VV 托住)
(NP-OBJ (-NONE- *-3)))))))
(PU ，)
(CP (IP (ADVP (AD 但))
(NP-SBJ (DNP (NP (NN 颈椎)
(CC 和)
(NN 大脑))
(DEG 的))
(NP (NN 受力)))
(VP (VC 是)
(VP (ADVP (AD 非常))
(VP (VA 大)))))
(SP 的))
(PU ，)
(IP (PP-TMP (P 在)
(NP (CP (WHPP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *pro*))
(VP (PP-TMP (-NONE- *T*-1))
(ADVP (AD 猛))
(VP (VV 往后))))
(DEC 的)))
(NP (NN 时候))))
(PU ，)
(NP-SBJ (-NONE- *pro*))
(VP (VP (ADVP (AD 再))
(VP (LB 被)
(IP-OBJ (NP-SBJ (NP (NN 前面))
(CP (WHNP-2 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-2))
(VP (ADVP (AD 莫名其妙))
(VP (VV 打开))))
(DEC 的)))
(NP (NN 气囊)))
(VP (VV 雪上加霜)
(ADVP (AD 一下))))))
(PU ，)
(VP (VP (ADVP (AD 本来))
(ADVP (AD 不))
(VP (VV 死)))
(VP (ADVP (AD 都))
(VP (VV 得)
(VP (VV 死)))))))
(PU 。)))
ARG0: 座椅
ARG1: *-3
REL: 托住