# File lib/feedparser/html2text-parser.rb, line 401
    def unknown_entityref(ref)
      # hack to avoid considering ­, as it is misused by some blog software (dotclear2)
      # see http://www.cs.tut.fi/~jkorpela/shy.html
      if ref == 'shy'
        handle_data('')
      elsif HTML_ENTITIES.has_key?(ref)
        handle_data([HTML_ENTITIES[ref]].pack('U*'))
      else
        handle_data(ref)
      end
    end