Harald Sack<p>Back in the lecture hall again after two exciting weeks of <a href="https://sigmoid.social/tags/ESWC2025" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ESWC2025</span></a> and <a href="https://sigmoid.social/tags/ISWS2025" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ISWS2025</span></a>. This morning, we introduced our students to RDF, RDFS, RDF Inferencing, and RDF Reification.</p><p><a href="https://sigmoid.social/tags/ise2025" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ise2025</span></a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>semanticweb</span></a> <a href="https://sigmoid.social/tags/semweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>semweb</span></a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>knowledgegraphs</span></a> <a href="https://sigmoid.social/tags/rdf" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rdf</span></a> <a href="https://sigmoid.social/tags/reasoning" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reasoning</span></a> <a href="https://sigmoid.social/tags/reification" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reification</span></a> <a href="https://sigmoid.social/tags/lecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lecture</span></a> <span class="h-card" translate="no"><a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>fiz_karlsruhe</span></a></span> <span class="h-card" translate="no"><a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>fizise</span></a></span> <span class="h-card" translate="no"><a href="https://mastodon.social/@KIT_Karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>KIT_Karlsruhe</span></a></span> <span class="h-card" translate="no"><a href="https://fedihum.org/@sourisnumerique" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>sourisnumerique</span></a></span> <span class="h-card" translate="no"><a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>tabea</span></a></span> <span class="h-card" translate="no"><a href="https://sigmoid.social/@enorouzi" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>enorouzi</span></a></span></p>