(IP 
  (NP-SBJ 
    (CP 
      (WHNP-2 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (NT 今天)
                    
            (NN 演出))
                    
          (VP 
            (VV 用)
                    
            (NP-OBJ 
              (-NONE- *T*-2))))
                    
        (DEC 的)))
                    
    (NP 
      (NN 编钟)))
                    
  (VP 
    (VC 是)
                    
    (NP-PRD 
      (DNP 
        (NP 
          (CP 
            (WHNP-3 
              (-NONE- *OP*))
                    
            (IP 
              (NP-SBJ 
                (-NONE- *T*-3))
                    
              (VP 
                (NP-PN-LOC 
                  (NR 湖北))
                    
                (VP 
                  (VV 出土)))))
                    
          (NP 
            (NN 编钟)))
                    
        (DEG 的))
                    
      (NP 
        (NN 复制品))))
                    
  (PU 。))
arg1: 
                    *T*-3 	  	  
                
argm: 
                    湖北