(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (VV 去)
                    
    (VP 
      (VV 问问)
                    
      (NP-IO 
        (NP-PN 
          (NR 台北))
                    
        (NP 
          (NN 市民)))
                    
      (IP-Q-OBJ 
        (NP-SBJ 
          (PN 你))
                    
        (VP 
          (VC 是)
                    
          (NP-PRD 
            (NP-WH 
              (PN 那里))
                    
            (NP 
              (NN 人))))))))
arg0: 
                    *pro* 
                
arg1: 
                    你 是 那里 人 
                
arg2: 
                    台北 市民