(IP 
  (NP-SBJ 
    (CP 
      (WHNP-2 
        (-NONE- *OP*))
                    
      (CP 
        (IP 
          (NP-SBJ 
            (-NONE- *pro*))
                    
          (VP 
            (VV 拿回)
                    
            (NP-OBJ 
              (-NONE- *T*-2))))
                    
        (DEC 的)))
                    
    (NP 
      (NN 价金)))
                    
  (VP 
    (ADVP 
      (AD 不))
                    
    (VP 
      (VV 应)
                    
      (VP 
        (VV 低於)
                    
        (QP-OBJ 
          (DNP 
            (NP 
              (ADJP 
                (JJ 当初))
                    
              (NP 
                (NN 进价)))
                    
            (DEG 的))
                    
          (QP 
            (CD 百分之九十)))))))
arg0: 
                    *OP* *pro* 拿回 *T*-2 的 价金 
                
arg1: 
                    当初 进价 的 百分之九十 
                
argm: 
                    不