chromium/third_party/blink/web_tests/css3/selectors3/xml/css3-modsel-1.xml

<?xml-stylesheet href="css3-modsel-1.css" type="text/css"?>
<test>
<ul xmlns="http://www.w3.org/1999/xhtml">
  <li>The background of this list item should be green</li>
  <li>The background of this second list item should be also green</li>
</ul>
<p xmlns="http://www.w3.org/1999/xhtml">The background of this paragraph should be green.</p>
</test>