||Value type ""⧼colon⧽This property should use items as value that contain property unsupported "relation". On these, the value for unsupported "relation" should be an item that uses Lua error in Module:Wikidata at line 19: attempt to concatenate a nil value. (P279) with value (or a subclass thereof).|
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/Constraint:Value type#Value type