( 
  (IP 
    (NP-SBJ 
      (PN 这))
                    
    (VP 
      (VC 是)
                    
      (NP-PRD 
        (CP 
          (WHNP-1 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (LCP-TMP 
                (IP 
                  (NP-SBJ 
                    (NN 锦标赛))
                    
                  (VP 
                    (VV 开赛)
                    
                    (QP-EXT 
                      (CD ４)
                    
                      (CLP 
                        (M 天)))))
                    
                (LC 以来))
                    
              (NP-SBJ 
                (NP-PN 
                  (NR 中国))
                    
                (NP 
                  (NN 选手)))
                    
              (VP 
                (VV 获得)
                    
                (NP-OBJ 
                  (-NONE- *T*-1))))
                    
            (DEC 的)))
                    
        (ADJP 
          (JJ 最高))
                    
        (NP 
          (NN 奖赏))))
                    
    (PU 。)) )
arg0: 
                    锦标赛 
                
argm: 
                    ４ 天