(VP (PP-DIR (P 对) (NP (NN 国内) (NN 同行))) (VP (VV 产生) (NP-OBJ (CP (WHNP-2 (-NONE- *OP*)) (CP (IP (NP-SBJ (-NONE- *T*-2)) (VP-WH (VV 怎样))) (DEC 的))) (NP (NN 影响))))) arg0: *T*-2