Fix: Correct boolean representation

src/SQL2Linked/Implementations/ProjectStructuralData.cs

@@ -89,7 +89,7 @@ namespace SQL2Linked.Implementations
                     }
                 }
 
-                AssertToGraphLiteralNode(graph, projectGraphName, cosc + "terms/project#deleted", entry.Deleted.ToString(), new Uri("http://www.w3.org/2001/XMLSchema#boolean"));
+                AssertToGraphLiteralNode(graph, projectGraphName, cosc + "terms/project#deleted", entry.Deleted.ToString().ToLower(), new Uri("http://www.w3.org/2001/XMLSchema#boolean"));
                 Console.WriteLine($"For project '{entry.DisplayName}' will migrate triple '{projectGraphName} {cosc}terms/project#deleted {entry.Deleted}'. ");
 
                 AssertToGraphLiteralNode(graph, projectGraphName, cosc + "terms/project#slug", entry.Slug);

src/SQL2Linked/Implementations/ResourceStructuralData.cs

@@ -101,7 +101,7 @@ namespace SQL2Linked.Implementations
                 AssertToGraphUriNode(graph, resourceGraphName, dcterms + "creator", cosc + $"users/{entry.Creator}");
                 Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}creator {cosc}users/{entry.Creator}'. ");
 
-                AssertToGraphLiteralNode(graph, resourceGraphName, cosc + "terms/resource#archived", entry.Archived.ToString(), new Uri("http://www.w3.org/2001/XMLSchema#boolean"));
+                AssertToGraphLiteralNode(graph, resourceGraphName, cosc + "terms/resource#archived", entry.Archived.ToString().ToLower(), new Uri("http://www.w3.org/2001/XMLSchema#boolean"));
                 Console.WriteLine($"For resource '{entry.DisplayName}' will migrate triple '{resourceGraphName} {cosc}terms/resource#archived {entry.Archived}'. ");
 
                 AssertToGraphUriNode(graph, resourceGraphName, foaf + "homepage", resourceGraphName);