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.

Check constraints for entity

Result for Publilius Syrus (Q363375)

: 5, : 6, : 2247, : 114

StatusPropertyMessageConstraint
instance ofThe property instance of should not be used in this location (as qualifier). The only valid location for this property is as main value.property scope constraint
instance ofThe property instance of should not be used in this location (as qualifier). The only valid location for this property is as main value.property scope constraint
Brockhaus Enzyklopädie online IDThis property should only have a single value with the same subject named as qualifier.single-value constraint
Brockhaus Enzyklopädie online IDThis property should only have a single value with the same subject named as qualifier.single-value constraint
copyright status as a creatorrelevant date for copyright is not a valid qualifier for copyright status as a creator – the only valid qualifiers are:allowed qualifiers constraint
birth nameStatements for birth name should have at least one reference.citation-needed constraint
Google Knowledge Graph IDAn entity should not have statements for both Google Knowledge Graph ID and Freebase ID.conflicts-with constraint
RERO ID (obsolete)This property should only have a single value with the same set of qualifiers for these properties: single-value constraint
RERO ID (obsolete)This property should only have a single value with the same set of qualifiers for these properties: single-value constraint
National Library of Greece IDThis property should only have a single value with the same subject named as qualifier.single-value constraint
National Library of Greece IDThis property should only have a single value with the same subject named as qualifier.single-value constraint