(IP (ADVP (AD 但)) (NP-SBJ (-NONE- *pro*)) (VP (LCP-LOC (NP (NN 心) ) (LC 里)) (ADVP (AD 难免)) (VP (VA 悲哀))))
ARG0: *pro* ARGM-ADV: 难免 ARGM-LOC: 心 里 ARGM-DIS: 但 REL: 悲哀