(IP 
  (NP-SBJ 
    (CP 
      (WHNP-1 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *pro*))
                    
          (VP 
            (PP-TMP 
              (P 在)
                    
              (LCP 
                (IP 
                  (NP-PN-SBJ 
                    (NR 澳门)
                    
                    (NN 机场))
                    
                  (VP 
                    (ADVP 
                      (AD 未))
                    
                    (VP 
                      (VV 开航))))
                    
                (LC 前)))
                    
            (PU ，)
                    
            (VP 
              (VV 作)
                    
              (NP-OBJ 
                (-NONE- *T*-1)))))
                    
        (DEC 的))))
                    
  (VP 
    (VC 是)
                    
    (NP-PRD 
      (DNP 
        (NP 
          (NP 
            (ADJP 
              (JJ 小))
                    
            (NP 
              (NN 飞机)))
                    
          (NP 
            (NN 空中)
                    
            (NN 旅游)))
                    
        (DEG 的))
                    
      (NP 
        (NN 生意)))))
arg0: 
                    澳门 机场 
                
argm: 
                    未