(IP 
  (LCP-SBJ 
    (NP 
      (CP 
        (WHNP-1 
          (-NONE- *OP*))
                    
        (CP 
          (IP 
            (NP-SBJ 
              (-NONE- *T*-1))
                    
            (VP 
              (VA 高)
                    
              (QP-EXT 
                (ADVP 
                  (AD 近))
                    
                (QP 
                  (CD 四)
                    
                  (CLP 
                    (M 公尺))))))
                    
          (DEC 的)))
                    
      (NP 
        (NN 神树)))
                    
    (LC 上))
                    
  (PU ，)
                    
  (VP 
    (VV 栖息)
                    
    (AS 了)
                    
    (NP-OBJ 
      (QP 
        (CD 九)
                    
        (CLP 
          (M 只)))
                    
      (CP 
        (WHNP-2 
          (-NONE- *OP*))
                    
        (CP 
          (IP 
            (NP-TPC 
              (-NONE- *T*-2))
                    
            (NP-SBJ 
              (NN 羽毛))
                    
            (VP 
              (VA 漂亮)))
                    
          (DEC 的)))
                    
      (NP 
        (NN 鸟儿)))))
arg0: 
                    九 只 *OP* *T*-2 羽毛 漂亮 的 鸟儿 
                
arg1: 
                    *OP* *T*-1 高 近 四 公尺 的 神树 上