Drupal-Debug-Hints.md

@@ -67,6 +67,18 @@ DELETE { GRAPH <http://wwwdh.cs.fau.de/behaim/> { ?s ?p ?o } } WHERE {
 }
 ```
 
+```
+PREFIX owl: <http://www.w3.org/2002/07/owl#>
+DELETE { GRAPH <http://wwwdh.cs.fau.de/behaim/> { ?s2 owl:sameAs ?s } } WHERE {
+	GRAPH <http://wwwdh.cs.fau.de/behaim/> {
+		?s a <http://erlangen-crm.org/120111/E31_Document> .
+		?s ?p ?o .
+        ?s2 owl:sameAs ?s
+	}
+}
+
+```
+
 ```
 PREFIX owl: <http://www.w3.org/2002/07/owl#>
 INSERT {