Constraint report
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This special page performs constraint checks on any entity you want. The entities are fetched from the live system, so every constraint violation you fix there will be instantly removed from this list.
The constraints are parsed from statements on properties each time those statements are edited, usually within a few minutes.
Result for Breda (Q40844)
: 10, : 6, : 1939, : 9, : 55
| Status | Property | Message | Constraint |
|---|---|---|---|
| list of monuments | This property's value should not be present on any other item, but is also present on Breda. | distinct-values constraint | |
| owner of | Entities using the owner of property should be instances of one of the following classes (or of one of their subclasses), but Breda currently isn't: | subject type constraint | |
| owner of | Entities using the owner of property should be instances of one of the following classes (or of one of their subclasses), but Breda currently isn't: | subject type constraint | |
| owner of | Entities using the owner of property should be instances of one of the following classes (or of one of their subclasses), but Breda currently isn't: | subject type constraint | |
| water as percent of area | Statements for water as percent of area should have at least one reference. | citation-needed constraint | |
| Early Modern Letters Online location ID | This property is generally expected to contain only a single value. | single-value constraint | |
| Early Modern Letters Online location ID | This property is generally expected to contain only a single value. | single-value constraint | |
| shares border with | Moerdijk should also have the symmetric statement shares border with Breda. | symmetric constraint | |
| official website | This property's value should not be present on any other item, but is also present on Breda. | distinct-values constraint | |
| BAG residence ID | An entity should not have statements for both BAG residence ID and located in time zone. | conflicts-with constraint | |
| population | This population statement is missing a qualifier determination method or standard. | required qualifier constraint | |
| demonym | This property should only have a single value with the same set of qualifiers for these properties: | single-value constraint | |
| demonym | This property should only have a single value with the same set of qualifiers for these properties: | single-value constraint | |
| demonym | This property should only have a single value with the same set of qualifiers for these properties: | single-value constraint | |
| anthem | De Paarse Heide should have a statement lyricist. | value-requires-statement constraint | |
| official website | This official website statement is missing a qualifier language of work or name. | required qualifier constraint |