(IP (NP-SBJ (NN ����))
(VP (VV Ҫ)
(VP (BA ��)
(IP-OBJ (NP (CP (WHNP-1 (-NONE- *OP*))
(CP (IP (NP-SBJ (NN ����))
(VP (ADVP (AD ����))
(VP (VV ����)
(NP-OBJ (-NONE- *T*-1)))))
(DEC ��)))
(NP (NN ����)))
(VP (VV ˤ��))))))
ARG0: ����
ARG1: *OP* ���� ���� ���� *T*-1 �� ����
REL: ˤ��