anchor.diff:        </td>
       </tr>
       <!-- Lightning talks -->
  -    <tr><td class="time">10:00&nbsp;‑&nbsp;12:00</td> 
  +    <tr><td class="time">10:15&nbsp;‑&nbsp;11:45</td> 
           <td class="slot salOlympia">
               <div class="event"></div>
               <span class="location">Workshop 1</span>
  
positive.code:         <span class="location right">Foajé</span> 
        </td> 
      </tr>
      <tr><td class="time">09:00&nbsp;‑&nbsp;10:30</td> 
          <td class="slot salOlympia">
              <div class="event"></div>
              <span class="location">Workshop 1</span>
  
negative.code:         <div class="event">Lunsj</div><span class="location right">Restauranten</span> 
        </td> 
      </tr> 
      <tr><td class="time">13:15&nbsp;‑&nbsp;14:45</td> 
          <td class="slot salOlympia">
              <div class="event"></div>
              <span class="location">Workshop 1</span>
  