(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (ADVP 
      (AD 据说))
                    
    (VP 
      (VE 有)
                    
      (IP-OBJ 
        (NP-SBJ 
          (QP 
            (CLP 
              (M 位)))
                    
          (NP 
            (NN 菜篮族)
                    
            (NN 欧巴桑)))
                    
        (VP 
          (PP-TMP 
            (P 在)
                    
            (LCP 
              (IP 
                (NP-SBJ 
                  (-NONE- *PRO*))
                    
                (VP 
                  (VP 
                    (VV 跟进)
                    
                    (VV 跟出))
                    
                  (VP 
                    (VV 赚)
                    
                    (AS 了)
                    
                    (QP-OBJ 
                      (QP 
                        (CD 一))
                    
                      (LCP 
                        (ADJP 
                          (JJ 大))
                    
                        (CLP 
                          (M 笔)))))))
                    
              (LC 後)))
                    
          (VP 
            (VV 提出)
                    
            (NP-OBJ 
              (NN 疑问))))))))
arg0: 
                    *PRO*