Add seventh lecture.

index.html

@@ -90,6 +90,16 @@ <h3>
       21 Mar 2024:
       <a href="https://docs.google.com/document/d/1BBQeHiFIkRNyD7bEFm69cSVUhL4N5t16cML2BBPuJtA/edit#heading=h.3tk3ayz994qb">Hands-on Web Browsers</a>
     </h3>
+
+    <h3>
+      18 Apr 2024:
+      <a href="./semantic-web/">The Semantic Web &amp; Linked Data</a>
+      (<a href="https://ugentbe-my.sharepoint.com/:v:/g/personal/robbert_slaus_ugent_be/EfRaxsAsbMFCnyO85HZnQn4BXSpJA8Mq-T5ZJgz2NTK3kQ?nav=eyJyZWZlcnJhbEluZm8iOnsicmVmZXJyYWxBcHAiOiJTdHJlYW1XZWJBcHAiLCJyZWZlcnJhbFZpZXciOiJTaGFyZURpYWxvZy1MaW5rIiwicmVmZXJyYWxBcHBQbGF0Zm9ybSI6IldlYiIsInJlZmVycmFsTW9kZSI6InZpZXcifX0%3D&e=sfYXqU">Video</a>)
+    </h3>
+    <h4>Practicals</h4>
+    <ul>
+      <li><a href="https://github.ugent.be/pages/WebDevelopment/Opgave-3/">Assignment 3</a></li>
+    </ul>
   </section>
 
   <div class="title slide" id="title">