( (NP (QP (CD 一)
(CLP (M 种)))
(CP (WHNP-2 (-NONE- *OP*))
(CP (IP (IP (NP-SBJ (-NONE- *T*-2))
(VP (VV 便于)
(IP-OBJ (NP-SBJ (-NONE- *PRO*))
(VP (VCD (VV 保洁)
(VV 保温)))))))
(DEC 的)))
(ADJP (JJ 新式))
(NP (NN 蜂笼))))
ARG0: *PRO*
REL: 保洁