(IP (NP-SBJ (CP (WHNP-2 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-2))
(VP (VP (VV 特有))))
(DEC 的)))
(NP (NN 植被)))
(VP (ADVP (AD 正在))
(VP (LB 被)
(CP-OBJ (WHNP-3 (-NONE- *OP*))
(IP (NP-SBJ (NN 人类))
(VP (VV 践踏)
(NP-OBJ (-NONE- *T*-3))))))))
ARG0: 人类
ARG1: *T*-3
REL: 践踏