(NP-TPC 
  (ADVP 
    (AD 连))
                    
  (NP 
    (CP 
      (WHNP-2 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *T*-2))
                    
          (VP 
            (VP 
              (VV 环踞)
                    
              (NP-OBJ 
                (NN 四周)))
                    
            (PU 、)
                    
            (VP 
              (ADVP 
                (AD 仅有))
                    
              (VP 
                (NP-PRD 
                  (DNP 
                    (NP 
                      (QP 
                        (CD 一))
                    
                      (NP 
                        (NN 水)))
                    
                    (DEG 之))
                    
                  (NP 
                    (NN 隔)))))))
                    
        (DEC 的)))
                    
    (NP-PN 
      (NR 台北县))))
arg0: 
                    *T*-2 
                
arg1: 
                    四周