<table cellspacing="0" class="px-calendar">
<thead>
<tr>
  <th> </th>
  <th scope="col" colspan="2">Tuesday</th>
  <th scope="col">Wednesday</th>
  <th scope="col">Thursday</th>
  <th scope="col">Friday</th>
  <th scope="col">Saturday</th>
</tr>
</thead>
<tbody>
<tr>
  <th scope="row">08:00 - 08:30</th>
  <td rowspan="4">Dummy event 6</td>
  <td class="empty"> </td>
  <td rowspan="2">Dummy event 2</td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
</tr>
<tr>
  <th scope="row">08:30 - 09:15</th>
  <td rowspan="2">Dummy event 1</td>
  <td class="empty"> </td>
  <td rowspan="2">Dummy event 4</td>
  <td class="empty"> </td>
</tr>
<tr>
  <th scope="row">09:15 - 09:25</th>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
</tr>
<tr>
  <th scope="row">09:25 - 11:00</th>
  <td rowspan="2">Dummy event 8</td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
</tr>
<tr>
  <th scope="row">11:00 - 11:45</th>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td>Dummy event 5</td>
</tr>
<tr>
  <th scope="row">11:45 - 12:00</th>
  <td colspan="2"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
  <td class="empty"> </td>
</tr>
<tr>
  <th scope="row">12:00 - 13:15</th>
  <td colspan="2">Dummy event 7</td>
  <td class="empty"> </td>
  <td>Dummy event 3</td>
  <td class="empty"> </td>
  <td class="empty"> </td>
</tr>
</tbody>
</table>