docs: def escape_html(text):
      """Replace <, >, &, " with their HTML encoded representation. Intended to
      prevent HTML errors in rendered displaCy markup.
  
      text (unicode): The original text.
      RETURNS (unicode): Equivalent text to be safely used within HTML.
      """
      text = text.replace('&', '&amp;')
      text = text.replace('<', '&lt;')
      text = text.replace('>', '&gt;')
      text = text.replace('"', '&quot;')
      return text