(IP (NP-SBJ (CP (WHNP-2 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-2))
(VP (VV 跑堂)))
(DEC 的))))
(VP (VV 来回)
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (PP-LOC (P 在)
(LCP (NP (DP (DT 各)
(CLP (M 个)))
(NP (NN 包厢)))
(LC 里)))
(VP (VV 穿梭))))))
ARG0: *OP* *T*-2 跑堂 的
REL: 来回