(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (ADVP 
      (AD 实在))
                    
    (ADVP 
      (AD 不))
                    
    (VP 
      (VV 忍心)
                    
      (IP-OBJ 
        (NP-SBJ 
          (-NONE- *PRO*))
                    
        (VP 
          (VV 让)
                    
          (NP-OBJ 
            (NN 妈妈))
                    
          (IP 
            (NP-SBJ 
              (-NONE- *PRO*))
                    
            (VP 
              (NP-ADV 
                (QP 
                  (CD 一)
                    
                  (CLP 
                    (M 个)))
                    
                (NP 
                  (NN 人)))
                    
              (DVP 
                (VP 
                  (VA 孤伶伶))
                    
                (DEV 的))
                    
              (VP 
                (VV 过)
                    
                (NP-OBJ 
                  (NN 年))))))))))
arg0: 
                    *pro* 
                
arg1: 
                    *PRO* 让 妈妈 *PRO* 一 个 人 孤伶伶 的 过 年 
                
argm: 
                    不 
                
argm: 
                    实在 
                

(IP 
  (NP-SBJ 
    (PN 他))
                    
  (VP 
    (ADVP 
      (AD 就))
                    
    (VP 
      (VC 是)
                    
      (VP 
        (ADVP 
          (AD 不))
                    
        (VP 
          (VV 忍心))))))
arg0: 
                    他 
                
argm: 
                    不 
                
argm: 
                    就