(IP 
  (NP-SBJ 
    (NP-PN 
      (NR 美国))
                    
    (NP 
      (NN 商界)))
                    
  (VP 
    (PP-DIR 
      (P 对)
                    
      (IP 
        (NP-SBJ 
          (-NONE- *PRO*))
                    
        (VP 
          (PP 
            (P 与)
                    
            (NP-PN 
              (NR 上海)))
                    
          (VP 
            (VV 建立)
                    
            (NP-OBJ 
              (CP 
                (WHNP-1 
                  (-NONE- *OP*))
                    
                (CP 
                  (IP 
                    (NP-SBJ 
                      (-NONE- *T*-1))
                    
                    (VP 
                      (VA 良好)))
                    
                  (DEC 的)))
                    
              (NP 
                (NN 关系)))))))
                    
    (ADVP 
      (AD 很))
                    
    (VP 
      (VV 感)
                    
      (NP-OBJ 
        (NN 兴趣))))
                    
  (PU 。))
arg0: 
                    美国 商界 
                
arg1: 
                    兴趣 
                
argm: