a syntax, it is better to use the native RDFa syntax - the 'typeof' attribute - for multiple types. Schema.org tools may have only weaker understanding of extra types, in particular those defined externally.</td>
        </tr>

        <tr><th class="prop-nam" scope="row">
          <code>description</code></th>
          <td class="prop-ect">



                Text


          </td>
          <td class="prop-desc">A short description of the item.</td>
        </tr>

        <tr><th class="prop-nam" scope=