(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (LCP-TMP 
      (IP 
        (NP-SBJ 
          (-NONE- *PRO*))
                    
        (VP 
          (VV 遇有)
                    
          (NP-OBJ 
            (NP-APP 
              (NN 水灾)
                    
              (PU 、)
                    
              (NN 盗贼)
                    
              (PU 、)
                    
              (NN 疾病)
                    
              (ETC 等))
                    
            (NP 
              (NN 灾变)))))
                    
      (LC 时))
                    
    (PU ，)
                    
    (ADVP 
      (AD 则))
                    
    (ADVP 
      (AD 相互))
                    
    (VP 
      (VV 救济))))
arg0: 
                    *PRO* 
                
arg1: 
                    水灾 、 盗贼 、 疾病 等 灾变