(CP 
  (WHPP-1 
    (-NONE- *OP*))
                    
  (CP 
    (IP 
      (NP-SBJ 
        (-NONE- *pro*))
                    
      (VP 
        (PP-TMP 
          (-NONE- *T*-1))
                    
        (VP 
          (VP 
            (VV 可)
                    
            (VP 
              (VV 言说)))
                    
          (VP 
            (ADVP 
              (AD 而))
                    
            (VP 
              (VP 
                (ADVP 
                  (AD 非))
                    
                (VP 
                  (VV 说)))
                    
              (VP 
                (ADVP 
                  (AD 不))
                    
                (VP 
                  (VV 可))))))))
                    
    (DEC 的)))
                    
(NP 
  (NN 时候))))
arg1: 
                    *pro*          
                
argm: 
                    *T*-1 -> 时候