1 files changed, 40 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/docs/technical/code-snippets/query.description.md b/www/wiki/extensions/SemanticMediaWiki/docs/technical/code-snippets/query.description.md
new file mode 100644
index 00000000..a816bbfb
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/docs/technical/code-snippets/query.description.md
@@ -0,0 +1,40 @@
+```php
+$descriptionFactory = new DescriptionFactory();
+
+// Equivalent to [[Category:Foo]]
+$classDescription = $descriptionFactory->newClassDescription(
+	new DIWikiPage( 'Foo', NS_CATEGORY )
+);
+```
+
+```php
+// Equivalent to [[:+]]
+$namespaceDescription = $descriptionFactory->newNamespaceDescription(
+	NS_MAIN
+);
+```
+
+```php
+// Equivalent to [[Foo::+]]
+$anyValueForSomeProperty = $descriptionFactory->newSomeProperty(
+	new DIProperty( 'Foo' ),
+	new ThingDescription()
+);
+```
+
+```php
+// Equivalent to [[:+]][[Category:Foo]][[Foo::+]]
+$description = $descriptionFactory->newConjunction( array(
+	$namespaceDescription,
+	$classDescription,
+	$anyValueForSomeProperty
+) );
+```
+
+```php
+// Equivalent to [[Category:Foo]] OR [[Foo::+]]
+$description = $descriptionFactory->newDisjunction( array(
+	$classDescription,
+	$anyValueForSomeProperty
+) );
+```
+\ No newline at end of file