(NP-SBJ 
  (-NONE- *pro*))
                    
(VP 
  (VP 
    (PP-PRP 
      (P 因为)
                    
      (IP 
        (NP-SBJ 
          (-NONE- *pro*))
                    
        (VP 
          (PP-LOC 
            (P 在)
                    
            (NP 
              (NN 路边)))
                    
          (VP 
            (VV 拉肚子)))))
                    
    (VP 
      (MSP 而)
                    
      (VP 
        (VP 
          (SB 被)
                    
          (VP 
            (VRD 
              (VV 误认)
                    
              (VC 为))
                    
            (VP 
              (VC 是)
                    
              (NP-PRD 
                (NN 小偷)))))
                    
        (PU ，)
                    
        (VP 
          (VV 惨遭)
                    
          (NP-OBJ 
            (QP 
              (CD 一)
                    
              (CLP 
                (M 顿)))
                    
            (NP 
              (NN 毒打)))))))
arg0: 
                    *pro*          
                
argm: 
                    因为 在 路边 拉肚子          
                
arg1: 
                    一 顿 毒打