(IP 
  (PP-TMP 
    (P 自)
                    
    (LCP 
      (IP 
        (NP-SBJ 
          (DP 
            (DT 各)
                    
            (CLP 
              (M 派)))
                    
          (NP 
            (NN 人马)))
                    
        (VP 
          (VV 宣布)
                    
          (IP-OBJ 
            (NP-SBJ 
              (-NONE- *PRO*))
                    
            (VP 
              (VV 参选)))))
                    
      (LC 以来)))
                    
  (PU ，)
                    
  (NP-SBJ 
    (NP-PN-APP 
      (NR 连)
                    
      (PU 、)
                    
      (NR 扁)
                    
      (PU 、)
                    
      (NR 宋))
                    
    (QP 
      (CD 三)
                    
      (CLP 
        (M 组)))
                    
    (NP 
      (NN 候选人)))
                    
  (VP 
    (VP 
      (ADVP 
        (AD 便))
                    
      (PP-LOC 
        (P 在)
                    
        (LCP 
          (NP 
            (DP 
              (DT 各)
                    
              (CLP 
                (M 项)))
                    
            (NP 
              (NN 民调)))
                    
          (LC 中)))
                    
      (VP 
        (VV 旗鼓相当)))
                    
    (PU ，)
                    
    (VP 
      (ADVP 
        (AD 都))
                    
      (VP 
        (VE 有)
                    
        (NP-OBJ 
          (DNP 
            (LCP 
              (QP 
                (CD 百分之二十)
                    
                (CC 至)
                    
                (CD 三十))
                    
              (LC 之间))
                    
            (DEG 的))
                    
          (NP 
            (NN 支持率)))))))
arg0: 
                    连 、 扁 、 宋 三 组 候选人 
                
argm: 
                    在 各 项 民调 中 
                
argm: 
                    便 
                
argm: 
                    自 各 派 人马 宣布 *PRO* 参选 以来