(IP 
  (ADVP 
    (AD 但))
                    
  (PP-LOC 
    (P 在)
                    
    (LCP 
      (NP 
        (NN 鼻笛)
                    
        (NN 传说))
                    
      (LC 中)))
                    
  (PU ，)
                    
  (NP-SBJ 
    (NP 
      (NN 原住民))
                    
    (NP 
      (NP 
        (DNP 
          (PP 
            (P 对)
                    
            (NP 
              (NN 荒野)))
                    
          (DEG 的))
                    
        (NP 
          (NN 开放)
                    
          (NN 态度)))
                    
      (PU ，)
                    
      (CC 与)
                    
      (NP 
        (DNP 
          (PP 
            (P 对)
                    
            (NP 
              (NN 自然)))
                    
          (DEG 的))
                    
        (NP 
          (NN 参与)))))
                    
  (PU ，)
                    
  (VP 
    (VV 可能)
                    
    (VP 
      (VC 是)
                    
      (NP-PRD 
        (CP 
          (WHNP-2 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-SBJ 
                (CP 
                  (WHNP-1 
                    (-NONE- *OP*))
                    
                  (CP 
                    (IP 
                      (NP-SBJ 
                        (-NONE- *T*-1))
                    
                      (VP 
                        (VP 
                          (VV 运转於)
                    
                          (NP-OBJ 
                            (NN 机械)
                    
                            (NN 文明)))
                    
                        (PU 、)
                    
                        (VP 
                          (VV 受教於)
                    
                          (NP-OBJ 
                            (NN 理性主义)))))
                    
                    (DEC 的)))
                    
                (ADJP 
                  (JJ 现代))
                    
                (NP 
                  (NN 人)))
                    
              (VP 
                (ADVP 
                  (AD 难以))
                    
                (VP 
                  (VV 想像)
                    
                  (NP-OBJ 
                    (-NONE- *T*-2)))))
                    
            (DEC 的)))))))
arg0: 
                    *T*-1 
                
arg1: 
                    机械 文明