(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (ADVP 
      (AD 也许))
                    
    (ADVP 
      (AD 不尽))
                    
    (VP 
      (VA 完美))))
arg0: 
                    *pro* 
                
argm: 
                    不尽 
                
argm: 
                    也许