(IP (NP-SBJ (CP (WHNP-4 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-4))
(VP (VA 内向)))
(DEC 的)))
(NP (PN 他)))
(VP (ADVP (AD 也))
(ADVP (AD 因此))
(VP (VV 认识)
(AS 了)
(NP-OBJ (QP (CD 不少))
(ADJP (JJ 新))
(NP (NN 朋友))))))
ARG0: *T*-4
REL: 内向