<html>
<body>
Marathon Results
<ol>
<li>Winners
<ul>
<li>Weiss, Michael</li>
<li>Tutukin, Ivan</li>
<li>Potts, Andrew</li>
</ul>
</li>
</ol>
</body>
</html>]]>Add </li>
and then </ul>
. Then add </li>
to close the nested list and </ol>
to close the ordered one.