(IP (NP-SBJ (PN 这)) (VP (VC 是) (NP-PRD (CP (WHNP-2 (-NONE- *OP*)) (CP (IP (NP-SBJ (-NONE- *T*-2)) (VP (VV 导致) (IP-OBJ (NP-SBJ (NN 技术股)) (VP (NP-TMP (NT 当天)) (VP (VV 走强)))))) (DEC 的))) (ADJP (JJ 主要)) (NP (NN 因素)))))
ARG0: 技术股
ARGM-TMP: 当天
REL: 走强