"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.
Q
<q>[[Category:Maintenance]] [[:+]] OR [[Category:Maintenance]] [[Manual:+]]</q>
R
[[:Archive:Reference:BlueSpiceCalumma]]
[[:Archive:Reference:BlueSpiceDashboards]]
[[:Archive:Reference:BlueSpiceDrawioConnector]]
[[:Archive:Reference:BlueSpiceExtendedFilelist]]
[[:Archive:Reference:BlueSpiceFlaggedRevsConnector]]
[[:Archive:Reference:BlueSpiceGroupManager]]
[[:Archive:Reference:BlueSpiceInsertLink]]
[[:Archive:Reference:BlueSpiceInsertMagic]]
[[:Archive:Reference:BlueSpiceInsertTemplate]]
[[:Archive:Reference:BlueSpiceLatexRenderer]]
[[:Archive:Reference:BlueSpiceMultiUpload]]
[[:Archive:Reference:BlueSpiceNamespaceCSS]]
[[:Archive:Reference:BlueSpiceSocial]]
[[:Archive:Reference:BlueSpiceSocialBlog]]
[[:Archive:Reference:BlueSpiceSocialComments]]
[[:Archive:Reference:BlueSpiceSocialMicroBlog]]
[[:Archive:Reference:BlueSpiceSocialProfile]]
[[:Archive:Reference:BlueSpiceSocialRating]]