Property talk:P13121

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Archivportal NRW ID
identifier for an archive in North Rhine-Westphalia, Germany

Associated item	WikiProject Germany (Q6871603), WikiProject Heritage institutions (Q69901156)
Data type	External identifier
Domain	archive (Q166118)
Allowed values	^[a-z0-9\/-]+$
Example	North Rhine-Westphalia State Archives Rhineland Division (Q1802098) → landesarchiv-nrw/landesarchiv-nrw-abteilung-rheinland-duisburg no label (Q130488714) → stadtarchiv-hueckelhoven no label (Q28734972) → bistumsarchiv-muenster
Source	https://www.archive.nrw.de
Formatter URL	https://www.archive.nrw.de/$1
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Database reports/Constraint violations/P13121 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 6 Main statement 3 out of 500 (1% complete) 50% of uses Qualifier 3 50% of uses
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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/P13121#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/P13121#Unique value, SPARQL (every item), SPARQL (by value)

Format “^[a-z0-9\/-]+$”: 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/P13121#Format, 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/P13121#Entity types

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (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/P13121#Scope, SPARQL

Type “archive (Q166118)”: item must contain property “instance of (P31)” with classes “archive (Q166118)” or their subclasses (defined using subclass of (P279)). (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/P13121#Type Q166118, SPARQL