code: def get_display_name(value):
      
      display_name = DisplayName()
      token, value = get_phrase(value)
      display_name.extend(token[:])
      display_name.defects = token.defects[:]
      return display_name, value
docs: display-name = phrase
  
      Because this is simply a name-rule, we don't return a display-name
      token containing a phrase, but rather a display-name token with
      the content of the phrase.