Property talk:P3421

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Belvedere artist ID
identifier assigned to an artist by the Österreichische Galerie Belvedere in Vienna

Associated item	Belvedere (Q303139), Belvedere (Q303139)
Data type	External identifier
Domain	According to this template: Humans who are artists and have a work in the Belvedere (Q303139) According to statements in the property: human (Q5) or group of humans (Q16334295) When possible, data should only be stored as statements
Allowed values	\d+
Example	Vittore Zanetti Zilla (Q4015193) → 2604 Lothar Otto (Q124365307) → 1590 Charles Despiau (Q82291) → 345
Source	https://sammlung.belvedere.at/people
Formatter URL	https://sammlung.belvedere.at/people/$1/
Tracking: usage	Category:Pages using Wikidata property P3421 (Q45315759)
Related to country	Austria (Q40) (See 81 others)
See also	Auckland Art Gallery artist ID (P3372), National Gallery of Victoria artist ID (P2041), Museum of Modern Art artist ID (P2174), Belvedere object ID (P5823)
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) Chart by item creation date Map of people by place values: place of birth educated at work location residence place of death place of burial January 1st dates People with date of birth on January 1 People with date of death on January 1 People with both dates on January 1 Mix'n'match (Report) Database reports/Complex constraint violations/P3421 Database reports/Constraint violations/P3421 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,928 Main statement 1,740 90.2% of uses Qualifier 3 0.2% of uses Reference 185 9.6% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

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/P3421#Format, 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/P3421#Unique value, SPARQL (every item), SPARQL (by value)

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/P3421#Single value, SPARQL

Type “human (Q5), group of humans (Q16334295)”: item must contain property “instance of (P31)” with classes “human (Q5), group of humans (Q16334295)” 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/P3421#Type Q5, Q16334295, SPARQL

Item “occupation (P106)”: Items with this property should also have “occupation (P106)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Gelitin (Q3100287), H+H Joos (Q40042606), Mahony (Q55773388), Narziss von Bozen (Werkstatt) (Q55773363)
List of violations of this constraint: Database reports/Constraint violations/P3421#Item P106, search, SPARQL

Item “sex or gender (P21)”: Items with this property should also have “sex or gender (P21)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Gelitin (Q3100287), H+H Joos (Q40042606), Mahony (Q55773388), Narziss von Bozen (Werkstatt) (Q55773363)
List of violations of this constraint: Database reports/Constraint violations/P3421#Item P21, search, SPARQL

Item “date of birth (P569)”: Items with this property should also have “date of birth (P569)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Gelitin (Q3100287), H+H Joos (Q40042606), Mahony (Q55773388), Narziss von Bozen (Werkstatt) (Q55773363)
List of violations of this constraint: Database reports/Constraint violations/P3421#Item P569, SPARQL

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

List of violations of this constraint: Database reports/Constraint violations/P3421#Scope, hourly updated report, SPARQL

Item “has works in the collection (P6379): Belvedere (Q303139)”: Items with this property should also have “has works in the collection (P6379): Belvedere (Q303139)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P3421#Item P6379, hourly updated report, search, 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/P3421#Entity types

Constraints

Works with creator missing link
List of works that are in collection (P195) Belvedere (Q303139) and have creator (P170) set, but that creator doesn't have a Belvedere artist ID (P3421) link (Help)
Violations query: SELECT ?item ?url ?creator { ?item wdt:P195 wd:Q303139 . ?item wdt:P170 ?creator . MINUS { ?creator wdt:P3421 [] } . MINUS { ?item wdt:P170 wd:Q4233718 } . # Filter out anonymous OPTIONAL {?item wdt:P973 ?url } . SERVICE wikibase:label { bd:serviceParam wikibase:language "en,en" } } ORDER BY ?creatorLabel
List of this constraint violations: Database reports/Complex constraint violations/P3421#Works with creator missing link

Probably death
People with Belvedere artist ID (P3421) born before the year 1900, but no date of death (P570) (Help)
Violations query: SELECT DISTINCT ?item WHERE { ?item wdt:P3421 [] . ?item p:P569 ?birthclaim . MINUS { ?item p:P570 [] } ?birthclaim ps:P569 ?birth . FILTER(?birth < "+1900-00-15T00:00:00Z"^^xsd:dateTime) . } ORDER BY ?birth LIMIT 1000
List of this constraint violations: Database reports/Complex constraint violations/P3421#Probably death

Discussion

country of citizenship (P27)

i would prefer to remove country of citizenship (P27) as required statement, due to the fact, that many artist in belvedere collection were born before the concept of citizenship was settled in the society. --Mfchris84 (talk) 14:14, 6 November 2020 (UTC)