Property talk:P1648

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Dictionary of Welsh Biography ID
identifier per the Dictionary of Welsh Biography

Description	Identifier for the Dictionary of Welsh Biography
Applicable "stated in" value	Dictionary of Welsh Biography (Q5273977)
Data type	External identifier
Domain	According to this template: instance of (P31):human (Q5) According to statements in the property: human (Q5) or family (Q8436) When possible, data should only be stored as statements
Allowed values	s\d{0,2}-[A-Z0]{4}-[A-Z0]{3,4}-\d{4}
Example	David Lloyd George (Q134982) → s2-LLOY-DAV-1863 Kate Roberts (Q3402447) → s10-ROBE-KAT-1891
Source	Dictionary of Welsh Biography Y Bywgraffiadur Cymreig
Formatter URL	https://biography.wales/article/$1 https://bywgraffiadur.cymru/article/$1
Tracking: usage	Category:Pages using Wikidata property P1648 (Q57927445)
Related to country	United Kingdom (Q145) (See 326 others) (Wales (Q25))
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/Humans with missing claims/P1648 Database reports/Constraint violations/P1648 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 4,839 Main statement 4,758 out of 4,691 (101% complete) 98.3% of uses Qualifier 3 <0.1% of uses Reference 78 1.6% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Format “s\d{0,2}-[A-Z0]{4}-[A-Z0]{3,4}-\d{4}”: 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/P1648#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/P1648#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/P1648#Unique value, SPARQL (every item), SPARQL (by value)

Type “human (Q5), family (Q8436)”: item must contain property “instance of (P31)” with classes “human (Q5), family (Q8436)” 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/P1648#Type Q5, Q8436, 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).
List of violations of this constraint: Database reports/Constraint violations/P1648#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).
List of violations of this constraint: Database reports/Constraint violations/P1648#Item P569, SPARQL

Item “place of birth (P19)”: Items with this property should also have “place of birth (P19)”. (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/P1648#Item P19, search, SPARQL

Item “given name (P735)”: Items with this property should also have “given name (P735)”. (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/P1648#Item P735, 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/P1648#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/P1648#Scope, SPARQL

Label required in languages: en: Entities using this property should have labels in one of the following languages: en (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/P1648#Label in 'en' language, search, SPARQL

Label required in languages: cy: Entities using this property should have labels in one of the following languages: cy (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/P1648#Label in 'cy' language, search, SPARQL