(IP (NP-SBJ (NN 蜘蛛)
(NN 丝))
(VP (VP (VC 是)
(NP-PRD (CP (WHNP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-1))
(VP (LCP-LOC (NP (NN 大自然))
(LC 中))
(ADVP (AD 最))
(VP (VA 好))))
(DEC 的)))
(NP (NN 纤维))))
(PU ，)
(VP (CC 又)
(VA 亮)
(CC 又)
(VA 韧))))
ARG0: 蜘蛛 丝
REL: 韧