(IP 
  (ADVP 
    (AD 但))
                    
  (NP-SBJ 
    (NP-PN 
      (NR 巴伦西亚))
                    
    (NP 
      (NN 地区)))
                    
  (VP 
    (PP-PRP 
      (P 因)
                    
      (IP 
        (NP-SBJ 
          (-NONE- *PRO*))
                    
        (VP 
          (VP 
            (VV 执行)
                    
            (NP-OBJ 
              (DP 
                (DT 这)
                    
                (QP 
                  (CD 一)))
                    
              (NP 
                (PU “)
                    
                (DNP 
                  (NP 
                    (NN 铁))
                    
                  (DEG 的))
                    
                (NP 
                  (NN 法则))
                    
                (PU ”))))
                    
          (VP 
            (MSP 而)
                    
            (VP 
              (VV 贮存)
                    
              (AS 了)
                    
              (NP-OBJ 
                (DNP 
                  (QP 
                    (CD 两)
                    
                    (CLP 
                      (M 年)))
                    
                  (DEG 的))
                    
                (NP 
                  (NN 用水))))))))
                    
    (PU ，)
                    
    (ADVP 
      (AD 从而))
                    
    (VP 
      (VV 幸免于)
                    
      (NP-OBJ 
        (DP 
          (DT 这)
                    
          (CLP 
            (M 场)))
                    
        (CP 
          (WHNP-1 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-TPC 
                (-NONE- *T*-1))
                    
              (NP-SBJ 
                (-NONE- *pro*))
                    
              (VP 
                (QP-ADV 
                  (CD 百)
                    
                  (CLP 
                    (M 年)))
                    
                (ADVP 
                  (AD 不))
                    
                (VP 
                  (VV 遇))))
                    
            (DEC 的)))
                    
        (NP 
          (NN 旱灾))))))
arg0: 
                    巴伦西亚 地区 
                
arg1: 
                    这 场 *OP* *T*-1 *pro* 百 年 不 遇 的 旱灾 
                
argm: 
                    从而 
                
argm: 
                    因 *PRO* 执行 这 一 “ 铁 的 法则 ” 而 贮存 了 两 年 的 用水 
                
argm: 
                    但