Property talk:P3991

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Documentation

Austrian Textbook ID
identifier used for textbooks in Austria that are allowed to be used in public schools
[create Create a translatable help page (preferably in English) for this property to be included here]
Type “work (Q386724): item must contain property “instance of (P31)” with classes “work (Q386724)” or their subclasses (defined using subclass of (P279)). (Help)
List of violations of this constraint: Database reports/Constraint violations/P3991#Type Q386724, hourly updated report, SPARQL
Format “\d+: value must be formatted using this pattern (PCRE syntax). (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Format, SPARQL
Single value: this property generally contains a single value. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Single value, SPARQL
Distinct values: this property likely contains a value that is different from all other items. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Unique value, SPARQL (every item), SPARQL (by value)
Item “author (P50): Items with this property should also have “author (P50)”. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Item P50, search, SPARQL
Item “title (P1476): Items with this property should also have “title (P1476)”. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Item P1476, SPARQL
Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P3991#Entity types