"Query string" is a predefined property that describes the conditions of the query as a string and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
N
[[:Reference:NumberHeadings]]
O
[[:Reference:OpenID Connect]]
[[:Reference:OpenLayers]]
P
[[:Reference:PDFCreator]]
[[:Reference:Page Forms]]
[[:Reference:PageCheckout]]
[[:Reference:PageHeader]]
[[:Reference:PageImages]]
[[:Reference:ParserFunctions]]
[[:Reference:ParserHooks]]
[[:Reference:PdfHandler]]
[[:Reference:PluggableAuth]]