(IP 
  (NP-TMP 
    (DP 
      (DT 这))
                    
    (NP 
      (NN 期间)))
                    
  (PU ，)
                    
  (NP-SBJ 
    (NN 渔民们))
                    
  (VP 
    (DP-ADV 
      (DT 每)
                    
      (CLP 
        (M 年)))
                    
    (ADVP 
      (AD 都))
                    
    (VP 
      (VV 要)
                    
      (VP 
        (BA 将)
                    
        (IP-OBJ 
          (NP-SBJ 
            (CP 
              (WHNP-1 
                (-NONE- *OP*))
                    
              (CP 
                (IP 
                  (NP-SBJ 
                    (-NONE- *pro*))
                    
                  (VP 
                    (ADVP 
                      (AD 人工))
                    
                    (VP 
                      (VV 繁殖)
                    
                      (NP-OBJ 
                        (-NONE- *T*-1)))))
                    
                (DEC 的)))
                    
            (QP 
              (CD 数亿)
                    
              (CLP 
                (M 尾)))
                    
            (NP 
              (NN 对虾)
                    
              (PU 、)
                    
              (NN 石斑鱼)
                    
              (PU 、)
                    
              (NN 海蜇))
                    
            (NP 
              (NN 幼苗)))
                    
          (VP 
            (VP 
              (VV 放入)
                    
              (NP-OBJ 
                (NN 大海)))
                    
            (PU ，)
                    
            (VP 
              (MSP 以)
                    
              (VP 
                (VV 促进)
                    
                (NP-OBJ 
                  (NN 海洋)
                    
                  (NN 生态)
                    
                  (NN 平衡)))))))))
                    
  (PU 。))
arg0: 
                    渔民们 
                
arg1: 
                    *OP* *pro* 人工 繁殖 *T*-1 的 数亿 尾 对虾 、 石斑鱼 、 海蜇 幼苗 
                
arg2: 
                    大海 
                
argm: 
                    这 期间 
                
argm: 
                    每 年 
                
argm: 
                    都