<table frame="all" id="tictactoe">
<name>A game of tic-tac-toe</name>
<tgroup cols="3" align="center">
<tbody valign="middle">
<row>
<entry>x</entry>
<entry>o</entry>
<entry>x</entry>
</row>
<row>
<entry>o</entry>
<entry>x</entry>
<entry>o</entry>
</row>
<row>
<entry>o</entry>
<entry>x</entry>
<entry>o</entry>
</row>
</tbody>
</tgroup>
</table>
| x | o | x |
| o | x | o |
| o | x | o |