" id="contents">
<ul class="simple">
<li><a class="reference internal" href="#usage" id="toc-entry-1">Usage</a><ul>
<li><a class="reference internal" href="#relation-types" id="toc-entry-2">Relation Types</a></li>
<li><a class="reference internal" href="#partner-types" id="toc-entry-3">Partner Types</a></li>
<li><a class="reference internal" href="#partner-categories" id="toc-entry-4">Partner Categories</a></li>
<li><a class="reference internal" href="#reflexive" id="toc-entry-5">Reflexive</a></li>
<li><a c