>
  <li>Interoperability testing results</li>
  <li>All possible combinations of metadata that TDs could describe</li>
</ul>

<h2 id="h_systems"><a id="test-systems" name="test-systems">6. Systems</a></h2>
<p>
  This section contains descriptions of each of the implementations
  of the WoT Thing Description specification
  from all organizations that submitted implementer reports.
  Each implementation represents a working system
  that either exposes or consumes at least one WoT Thing Description.
  Implem