see https://www.semantic-mediawiki.org/wiki/Help:Special_property_External_formatter_URI When using this property the type of the property should be set to https://www.semantic-mediawiki.org/wiki/Help:Type_External_identifier automatically by the generator
[[:Property:Property externalFormatterURI]]
Property externalFormatterURI# QUERYde17d67ce240041257f5837760b91171