(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (NP-ADV 
      (QP 
        (CD 一))
                    
      (NP 
        (NN 方面)))
                    
    (VP 
      (VE 有)
                    
      (IP-OBJ 
        (NP-PN-SBJ 
          (NR 胡适))
                    
        (VP 
          (VV 希望)
                    
          (IP-OBJ 
            (NP-SBJ 
              (NN 学生))
                    
            (VP 
              (VP 
                (VV 避谈)
                    
                (NP-OBJ 
                  (NN 政治)))
                    
              (PU ，)
                    
              (VP 
                (ADVP 
                  (AD 勿))
                    
                (VP 
                  (VV 走入)
                    
                  (NP-OBJ 
                    (NN 极端)))))))))))
arg0: 
                    学生 
                
arg1: 
                    政治