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 Ten simple rules for editing Wikipedia (Q21145331)
: 2, : 1, : 1317, : 85
| Status | Property | Message | Constraint |
|---|---|---|---|
| DOI | This property's value should not be present on any other item, but is also present on Ten Simple Rules for Editing Wikipedia. | distinct-values constraint | |
| significant event | Values of significant event statements should be instances or subclasses of one of the following classes (or of one of their subclasses), but union currently isn't: | value-type constraint | |
| Semantic Scholar paper ID | An entity with Semantic Scholar paper ID should also have a statement Semantic Scholar corpus ID. | item-requires-statement constraint |