Property: Number
From Psalms: Layer by Layer
Property "Number" as predefined property contains a "Text" type declaration that is incompatible with the default type of this property.
"Number" is a type and predefined property provided by Semantic MediaWiki to represent numeric values. 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.
This is a property of type Text.