(IP-OBJ 
  (NP-SBJ 
    (-NONE- *PRO*))
                    
  (VP 
    (VP 
      (PP 
        (P 与)
                    
        (NP 
          (NP-PN 
            (NR 中亚))
                    
          (ADJP 
            (JJ 有关))
                    
          (NP 
            (NN 国家))))
                    
      (VP 
        (VV 联手)))
                    
    (VP 
      (VV 防御)
                    
      (NP-OBJ 
        (CP 
          (WHNP-1 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-SBJ 
                (NP-PN 
                  (NR 阿富汗))
                    
                (NP 
                  (NN 冲突)))
                    
              (VP 
                (PP-DIR 
                  (P 对)
                    
                  (NP 
                    (NP 
                      (NP-PN 
                        (NR 独联体))
                    
                      (NP 
                        (NN 南部)
                    
                        (NN 边界)))
                    
                    (NP 
                      (NN 安全))))
                    
                (VP 
                  (VV 造成)
                    
                  (NP-OBJ 
                    (-NONE- *T*-1)))))
                    
            (DEC 的)))
                    
        (NP 
          (NN 威胁))))))
arg0: 
                    *PRO* 
                
arg1: 
                    *OP* 阿富汗 冲突 对 独联体 南部 边界 安全 造成 *T*-1 的 威胁