(CP (WHPP-2 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *pro*))
(VP (PP-TMP (-NONE- *T*-2))
(VP (VP (VV 骑)
(NP-OBJ (NN 车)))
(VP (PP-MNR (P 经过)
(NP-PN (NR 园林)
(NR 四同向桥)))
(VP (VV 下坡))))))
(DEC 的)))
(NP (NN 时候)))
ARG0: *pro*
ARGM-TMP: *T*-2 -> 时候
ARGM-ADV: 经过 园林 四同向桥
REL: 下坡