<table class="searchable sortable">
 <thead>
   <tr>
     <th>Athlete</th>
     <th>Age</th>
     <th>Country</th>
     <th>Gold Medals</th>
  </tr>
 </thead>
 <tbody>
   <tr>
    <td>Michael Phelps</td>
    <td>27</td>
    <td>United States</td>
    <td>4</td>
   </tr>
  </tbody>
</table>