vendor/bundle/ruby/2.4.0/gems/kramdown-1.14.0/test/testcases/block/09_html/content_model/tables.html

<table class="examples">
<tr>
  <th><em>Usage</em></th>
  <th>
Output
  </th>
</tr>
<tr>
  <td>Some <em>data</em></td>
  <td>
      <h1 id="some-more">Some more</h1>
    </td>
</tr>
</table>