(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (VE 有)
                    
    (IP-OBJ 
      (NP-SBJ 
        (QP 
          (CD 一)
                    
          (CLP 
            (M 个)))
                    
        (NP 
          (NN 民族)))
                    
      (VP 
        (ADVP 
          (AD 或许))
                    
        (PP 
          (P 比)
                    
          (NP 
            (PN 她们)))
                    
        (ADVP 
          (AD 更))
                    
        (VP 
          (VA 贫穷))))))
arg0: 
                    一 个 民族 
                
argm: 
                    更 
                
argm: 
                    比 她们 
                
argm: 
                    或许