(IP 
  (IP-ADV 
    (NP-SBJ 
      (-NONE- *PRO*))
                    
    (VP 
      (VV 打听)
                    
      (VP 
        (VV 到)
                    
        (NP-PN-SBJ 
          (NR 玛丽安))
                    
        (VP 
          (VE 有)
                    
          (NP-OBJ 
            (CP-APP 
              (IP 
                (NP-SBJ 
                  (-NONE- *PRO*))
                    
                (VP 
                  (VV 赶)
                    
                  (NP-OBJ 
                    (NN 人))
                    
                  (IP 
                    (NP-SBJ 
                      (-NONE- *PRO*))
                    
                    (VP 
                      (PU 「)
                    
                      (VV 升班)
                    
                      (PU 」))))
                    
                (DEC 的)))
                    
            (NP 
              (NN 惯例)))))))
                    
  (PU ，)
                    
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (DP-TMP 
      (LCP 
        (NP 
          (NN 学期))
                    
        (LC 末))
                    
      (DP 
        (DT 那)
                    
        (QP 
          (CD 几)
                    
          (CLP 
            (M 天)))))
                    
    (PU ，)
                    
    (LCP-TMP 
      (LCP 
        (NP 
          (NN 课))
                    
        (LC 前))
                    
      (LCP 
        (NP 
          (NN 课))
                    
        (LC 後)))
                    
    (ADVP 
      (AD 都))
                    
    (VP 
      (VE 有)
                    
      (IP-OBJ 
        (NP-SBJ 
          (NN 人))
                    
        (VP 
          (VV 去)
                    
          (VP 
            (VP 
              (VV 找)
                    
              (NP-OBJ 
                (PN 她)))
                    
            (VP 
              (VV 要求)
                    
              (IP-OBJ 
                (NP-SBJ 
                  (-NONE- *PRO*))
                    
                (VP 
                  (VCD 
                    (VV 留班)
                    
                    (VV 就读)))))))))))
arg0: 
                    *PRO*