 hyperlinks (<a class="reference external" href="http://www.python.org/">Python</a> <a class="footnote-reference brackets" href="#id29" id="id30">5</a>), internal cross-references (<a class="reference internal" href="#example">example</a>),
external hyperlinks with embedded URIs (<a class="reference external" href="http://www.python.org">Python web site</a>), footnote references
(manually numbered <a class="footnote-reference brackets" href="#id6" id="id1">1</a>, anonymous auto-numbered <a class="footnote-r