( (IP-MAT (PP-SBJ (NP (PRO これ)) (P-OPTR は)) (NP-PRD (IP-REL (NP-SBJ *T*) (IP-ADV-SCON (NP-SBJ *arb*) (VB 黙っ) (P-CONN て) (VB2 い) (P-CONN て)) (VB 済む)) (N 問題)) (AX で) (P-OPTR は) (NEG ない) (PU 。)) (ID 492_textbook_djg_advanced;page_565;JP))