(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (VP 
      (PP-LOC 
        (P 在)
                    
        (LCP 
          (NP 
            (NN 制作))
                    
          (LC 上)))
                    
      (VP 
        (VE 有)
                    
        (AS 著)
                    
        (NP-OBJ 
          (CP 
            (WHNP-2 
              (-NONE- *OP*))
                    
            (CP 
              (IP 
                (NP-SBJ 
                  (-NONE- *T*-2))
                    
                (VP 
                  (PP-ADV 
                    (P 和)
                    
                    (NP 
                      (NP-PN 
                        (NR 殷商))
                    
                      (NP 
                        (NN 鼎)
                    
                        (PU 、)
                    
                        (NN 尊类))
                    
                      (NP 
                        (NN 铜器))))
                    
                  (ADVP 
                    (AD 大))
                    
                  (ADVP 
                    (AD 不))
                    
                  (VP 
                    (VA 相同))))
                    
              (DEC 的)))
                    
          (NP 
            (NN 技术)))))
                    
    (PU ，)
                    
    (VP 
      (VV 必须)
                    
      (VP 
        (PP-MNR 
          (P 以)
                    
          (NP 
            (ADJP 
              (JJ 复杂))
                    
            (IP-APP 
              (NP-SBJ 
                (-NONE- *PRO*))
                    
              (VP 
                (PU 「)
                    
                (VP 
                  (VV 分段))
                    
                (VP 
                  (VV 铸造))
                    
                (PU 」)))
                    
            (NP 
              (NN 技术))))
                    
        (VP 
          (MSP 来)
                    
          (VP 
            (VV 完成)))))))
arg1: 
                    *PRO*