chromium/third_party/blink/web_tests/fast/lists/nested-list-quirks-expected.html

<ul>
  <li>&nbsp;
    <ol>
      <li>item</li>
      <li>item</li>
    </ol>
  </li>
</ul>

<ol>
  <li>&nbsp;
    <ol>
      <li>item</li>
      <li>item</li>
    </ol>
  </li>
</ol>