(IP 
  (NP-SBJ 
    (PN 它们))
                    
  (VP 
    (ADVP 
      (AD 曾经))
                    
    (PP-TMP 
      (P 在)
                    
      (LCP 
        (QP 
          (CD 八)
                    
          (CLP 
            (M 天)))
                    
        (LC 里)))
                    
    (ADVP 
      (AD 连续))
                    
    (VP 
      (VV 侦破)
                    
      (AS 了)
                    
      (NP-OBJ 
        (QP 
          (CD 八)
                    
          (CLP 
            (M 起)))
                    
        (DNP 
          (UCP 
            (NP 
              (NN 贩毒))
                    
            (PU 、)
                    
            (IP 
              (NP-SBJ 
                (-NONE- *PRO*))
                    
              (VP 
                (VP 
                  (VV 持)
                    
                  (NP-OBJ 
                    (NN 枪)))
                    
                (VP 
                  (VV 杀)
                    
                  (NP-OBJ 
                    (NN 人))))))
                    
          (DEG 的))
                    
        (ADJP 
          (JJ 大))
                    
        (NP 
          (NN 案))))))
arg0: 
                    它们 
                
arg1: 
                    八 起 贩毒 、 *PRO* 持 枪 杀 人 的 大 案 
                
argm: 
                    连续 
                
argm: 
                    在 八 天 里 
                
argm: 
                    曾经