(CP 
  (WHNP-1 
    (-NONE- *OP*))
                    
  (CP 
    (IP 
      (NP-SBJ 
        (-NONE- *pro*))
                    
      (VP 
        (NP-MNR 
          (NP-APP 
            (NN 珊瑚)
                    
            (PU 、)
                    
            (NN 玉石)
                    
            (PU 、)
                    
            (NN 玛瑙)
                    
            (CC 和)
                    
            (NN 天珠)
                    
            (ETC 等))
                    
          (ADJP 
            (JJ 珍贵))
                    
          (NP 
            (NN 宝石)))
                    
        (VP 
          (VV 串成)
                    
          (NP-OBJ 
            (-NONE- *T*-1)))))
                    
    (DEC 的)))
                    
(NP 
  (NN 项链)))))
arg0: 
                    *pro*          
                
arg1: 
                    珊瑚 、 玉石 、 玛瑙 和 天珠 等 珍贵 宝石          
                
arg2: 
                    *T*-1 -> 项链