(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (PP-LOC 
      (P 在)
                    
      (NP 
        (NN 大陆)
                    
        (NN 版图)
                    
        (NN 上方)))
                    
    (PU ，)
                    
    (PP-LOC 
      (P 沿)
                    
      (NP 
        (NP 
          (NN 东北)
                    
          (PU 、)
                    
          (NR 华北)
                    
          (CC 至)
                    
          (NN 西北))
                    
        (NP 
          (NN 国境线))))
                    
    (PU ，)
                    
    (VP 
      (VV 盘踞)
                    
      (AS 着)
                    
      (NP-OBJ 
        (QP 
          (CD 一)
                    
          (CLP 
            (M 条)))
                    
        (CP 
          (WHNP-1 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-TPC 
                (-NONE- *T*-1))
                    
              (NP-SBJ 
                (NN 口))
                    
              (VP 
                (VV 衔)
                    
                (NP-OBJ 
                  (NN 明珠))))
                    
            (DEC 的)))
                    
        (ADJP 
          (JJ 巨))
                    
        (NP 
          (NN 龙))))))
arg0: 
                    一 条 *OP* *T*-1 口 衔 明珠 的 巨 龙 
                
arg1: 
                    在 大陆 版图 上方 
                
arg1: 
                    沿 东北 、 华北 至 西北 国境线