(IP 
  (ADVP 
    (AD 而))
                    
  (NP-SBJ 
    (CP 
      (WHNP-2 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *T*-2))
                    
          (VP 
            (ADVP 
              (AD 最))
                    
            (VP 
              (LB 为)
                    
              (CP-OBJ 
                (WHNP-3 
                  (-NONE- *OP*))
                    
                (IP 
                  (NP-SBJ 
                    (NN 人))
                    
                  (VP 
                    (VV 乐道)
                    
                    (NP-OBJ 
                      (-NONE- *T*-3))))))))
                    
        (DEC 的))))
                    
  (VP 
    (VC 是)
                    
    (PU ，)
                    
    (IP-PRD 
      (NP-SBJ 
        (PN 他))
                    
      (VP 
        (ADVP 
          (AD 真的))
                    
        (VP 
          (VV 能)
                    
          (VP 
            (VP-FOC 
              (PU 「)
                    
              (VV 倒背)
                    
              (PU 」))
                    
            (VP 
              (VV 如流))))))))
arg0: 
                    他 
                
argm: 
                    真的