ng"/><sup><b>3</b></sup></td> <!-- Bindings -->
  <td></td> <!-- Invariants -->
  <td></td> <!-- Profiles -->
  <td></td> <!-- Questionnaires -->
  <td></td> <!-- Business Rules -->
 </tr>
 <tr>
  <td><a href="#validators">Validator</a></td>
  <td><img src="assets/images/tick.png"/></td> <!-- XML -->
  <td><img src="assets/images/tick.png"/></td> <!-- JSON -->
  <td><img src="assets/images/tick.png"/></td> <!-- RDF -->
  <td><img src="assets/images/tick.png"/></td> <!-- Structure -->
  <td><img 