(NP-SBJ 
  (-NONE- *pro*))
                    
(VP 
  (ADVP 
    (AD 先))
                    
  (VP 
    (VP 
      (VV 谈)
                    
      (NP-OBJ 
        (ADJP 
          (JJ 小))
                    
        (NP 
          (NN 三通))))
                    
    (PU ，)
                    
    (VP 
      (PP-BNF 
        (P 为)
                    
        (IP 
          (NP-SBJ 
            (QP 
              (CD 两))
                    
            (NP 
              (NN 岸)))
                    
          (VP 
            (VV 三通))))
                    
      (VP 
        (VV 热身))))))
arg0: 
                    *pro*          
                
argm: 
                    先          
                
argm: 
                    为 两 岸 三通