(IP 
  (NP-SBJ 
    (NN 检察)
                    
    (NN 机关))
                    
  (VP 
    (VV 决定)
                    
    (IP-OBJ 
      (NP-SBJ 
        (-NONE- *PRO*))
                    
      (VP 
        (PP-DIR 
          (P 对)
                    
          (NP 
            (CP 
              (WHNP-1 
                (-NONE- *OP*))
                    
              (CP 
                (IP 
                  (NP-SBJ 
                    (-NONE- *T*-1))
                    
                  (VP 
                    (VV 涉嫌)
                    
                    (NP-OBJ 
                      (NN 犯罪))))
                    
                (DEC 的)))
                    
            (QP 
              (CD 九))
                    
            (NP 
              (NN 人))))
                    
        (VP 
          (VV 予以)
                    
          (NP-OBJ 
            (NN 逮捕)))))))
arg0: 
                    机关