(NP-SBJ 
  (CP 
    (WHNP-2 
      (-NONE- *OP*))
                    
    (CP 
      (IP 
        (NP-SBJ 
          (DP 
            (DT 前)
                    
            (QP 
              (CD 三)
                    
              (CLP 
                (M 位))))
                    
          (NP 
            (NN 总统)))
                    
        (VP 
          (MSP 所)
                    
          (VP 
            (VV 面临)
                    
            (NP-OBJ 
              (-NONE- *T*-2)))))
                    
      (DEC 的)))
                    
  (NP 
    (NN 弹劾案)))
                    
(VP 
  (ADVP 
    (AD 都))
                    
  (PP-TMP 
    (P 在)
                    
    (LCP 
      (IP 
        (NP-SBJ 
          (-NONE- *pro*))
                    
        (VP 
          (VV 移送)
                    
          (NP-OBJ 
            (NN 参议院))))
                    
      (LC 之前)))
                    
  (ADVP 
    (AD 就))
                    
  (VP 
    (VV 开始)
                    
    (VP 
      (VV 复终)))))
arg1: 
                    前 三 位 总统 所 面临 的 弹劾案          
                
argm: 
                    都          
                
argm: 
                    在 移送 参议院 之前          
                
argm: 
                    就