(IP (NP-SBJ (-NONE- *pro*))
(VP (ADVP (AD 有时))
(NP-TMP (NN 半夜))
(VP (VP (VPT (VV 睡)
(AD 不)
(VV 著)))
(PU ，)
(VP (VRD (VV 爬)
(VV 起来))
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (VV 拖地)))))))
ARG0: *PRO*
REL: 拖地