( (IP-MAT (NP-SBJ *pro*) (NP-ADV (D この) (N 場合)) (PU 、) (NP-PRD (CP-THT (IP-SUB (PP-SBJ (NP (IP-REL (NP-SBJ *T*) (PP-CMPL (NP (N 頼り)) (P-ROLE に)) (VB なる)) (N の)) (P-OPTR は)) (PU 、) (PP;*SBJ* (NP (PP (NP (N 現場)) (P-ROLE の)) (N 肉声)) (P-OPTR しか)) (ADJI ない)) (P-COMP という)) (N わけ)) (AX だ) (PU 。)) (ID 8_book_excerpt-16;JP))