(IP 
  (NP-SBJ 
    (ADJP 
      (JJ 大))
                    
    (NP 
      (NN 熊猫)))
                    
  (VP 
    (VP 
      (VC 是)
                    
      (NP-PRD 
        (NP 
          (CP 
            (WHNP-2 
              (-NONE- *OP*))
                    
            (CP 
              (IP 
                (NP-SBJ 
                  (-NONE- *T*-2))
                    
                (VP 
                  (LCP-LOC 
                    (NP 
                      (NN 世界))
                    
                    (LC 上))
                    
                  (ADVP 
                    (AD 最))
                    
                  (VP 
                    (VA 珍贵))))
                    
              (DEC 的)))
                    
          (ADJP 
            (JJ 濒危))
                    
          (NP 
            (NN 动物)))
                    
        (NP 
          (NN 之一))))
                    
    (PU ，)
                    
    (VP 
      (SB 被)
                    
      (VP 
        (VV 称为)
                    
        (NP-OBJ 
          (ADJP 
            (JJ 活))
                    
          (NP 
            (NN 化石)))))))
arg0: 
                    *T*-2 
                
argm: 
                    最 
                
argm: 
                    世界 上