(IP 
  (NP-SBJ 
    (CP 
      (WHNP-1 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *T*-1))
                    
          (VP 
            (ADVP 
              (AD 如此))
                    
            (VP 
              (VA 长久))))
                    
        (DEC 的)))
                    
    (NP 
      (NN 情谊)))
                    
  (PU ，)
                    
  (VP 
    (ADVP 
      (AD 绝对))
                    
    (ADVP 
      (AD 不))
                    
    (VP 
      (VC 是)
                    
      (IP-PRD 
        (NP-SBJ 
          (NP-APP 
            (NN 国家)
                    
            (NN 大小)
                    
            (PU 、)
                    
            (NN 穷富)
                    
            (ETC 等))
                    
          (NP 
            (NN 因素)))
                    
        (VP 
          (VV 可以)
                    
          (VP 
            (VV 解释)
                    
            (DER 得)
                    
            (VP-EXT 
              (VV 过去))))))))
arg0: 
                    *T*-1 
                
argm: 
                    如此