Add about to indicate a topic about an event

community.html

@@ -427,7 +427,7 @@ <h2 property="schema:name">Events</h2>
                           <dt>Date</dt>
                           <dd><time property="schema:startDate" datatype="xsd:date" content="2022-01-13" datetime="2022-01-13">2022-01-13</time></dd>
                           <dt>Description</dt>
-                          <dd datatype="rdf:HTML" property="schema:description"><a href="https://vimeo.com/666799465">Solid World Recording</a> <br/> Presentations: <br/> <a href="https://csarven.ca/#i" rel="schema:performer">Sarven Capadisli</a>, <a href="https://www.w3.org/community/solid/">W3C Solid Community Group</a> Chair and Solid Editor, presented the recent milestone release of <a href="https://solidproject.org/TR/protocol" typeof="doap:Specification">Solid Protocol Version 0.9</a>. <br/> Ruben Verborgh, Professor of decentralized Web technology at Ghent University, presented <a href="https://rubenverborgh.github.io/Web-APIs-for-decentralized-knowledge-graphs/#">a vision on access, query and search across the decentralized Web, and the role that Web APIs play therein</a>. <br/> All links from the meetup are shared on <a href="https://forum.solidproject.org/t/solid-world-january-2022/5034">Solid Forum</a></dd>
+                          <dd datatype="rdf:HTML" property="schema:description"><a href="https://vimeo.com/666799465">Solid World Recording</a> <br/> Presentations: <br/> <a href="https://csarven.ca/#i" rel="schema:performer">Sarven Capadisli</a>, <a href="https://www.w3.org/community/solid/">W3C Solid Community Group</a> Chair and Solid Editor, presented the recent milestone release of <a href="https://solidproject.org/TR/protocol" rel="schema:about" typeof="doap:Specification">Solid Protocol Version 0.9</a>. <br/> Ruben Verborgh, Professor of decentralized Web technology at Ghent University, presented <a href="https://rubenverborgh.github.io/Web-APIs-for-decentralized-knowledge-graphs/#">a vision on access, query and search across the decentralized Web, and the role that Web APIs play therein</a>. <br/> All links from the meetup are shared on <a href="https://forum.solidproject.org/t/solid-world-january-2022/5034">Solid Forum</a></dd>
                         </dl>
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