marked/test/specs/new/lheading_following_table.html

<table>
  <thead>
    <tr>
      <th>abc</th>
      <th>def</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>bar</td>
      <td>foo</td>
    </tr>
    <tr>
      <td>baz</td>
      <td>boo</td>
    </tr>
    <tr>
      <td>title</td>
      <td></td>
    </tr>
    <tr>
      <td>=====</td>
      <td></td>
    </tr>
  </tbody>
</table>