(IP 
  (NP-SBJ 
    (NN 贫户)
                    
    (NN 寒门))
                    
  (VP 
    (IP-ADV 
      (NP-SBJ 
        (-NONE- *PRO*))
                    
      (VP 
        (VV 过)
                    
        (NP-OBJ 
          (QP 
            (CD 一)
                    
            (CLP 
              (M 次)))
                    
          (NP 
            (NN 年)))))
                    
    (PU ，)
                    
    (ADVP 
      (AD 往往))
                    
    (VP 
      (VV 耗尽)
                    
      (NP-OBJ 
        (CP 
          (WHNP-2 
            (-NONE- *OP*))
                    
          (CP 
            (IP 
              (NP-SBJ 
                (PN 他们))
                    
              (VP 
                (ADVP 
                  (AD 终年))
                    
                (VP 
                  (VV 辛勤)
                    
                  (NP-OBJ 
                    (-NONE- *T*-2)))))
                    
            (DEC 的)))
                    
        (NP 
          (NN 积蓄))))))
arg0: 
                    他们 
                
argm: 
                    终年