<table>
    <tr><th>1<td>2<td>3
    <tr><td>1<th>2<td>3
    <tr><td>1<td>2<th>3
    <tr><th>1<th>2<th>3
</table>

<table><td>1<td>2<tr><td>3<td>4</table>
<table><th>1<th>2<tr><th>3<th>4</table>

<table><thead>Head<tbody>Body<tfoot>Foot</table>
<table><tr><td>1<tfoot>Text</table>