Property:Allows value

Allows value is a in Semantic MediaWiki with a built-in meaning: it lists one permissible value for a property.

You can use this special property with a property of any datatype to limit its possible values. For example, the page for a Problem severity property might contain:

allows value::Enhancement,allows value::Trivial,allows value::Minor, allows value::Normal,allows value::Major,allows value::Critical

See http://semantic-mediawiki.org/wiki/Property:Allows_value