Property talk:P2029

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Dictionary of Ulster Biography ID
identifier for a person in the Dictionary of Ulster Biography

Applicable "stated in" value	Dictionary of Ulster Biography (Q21814517)
Data type	External identifier
Domain	human (Q5)
Allowed values	[1-9]\d{0,3}
Example	James Macmahon (Q6138726) → 1046 Alexander Porter Goudy (Q18526381) → 560 Frederick Chichester (Q18526962) → 249
Source	many articles already link to this as an external reference, and it is already within the mix 'n' match tool (note: this information should be moved to a property statement; use property source website for the property (P1896))
Formatter URL	http://www.newulsterbiography.co.uk/index.php/home/viewPerson/$1
Tracking: usage	Category:Pages using Wikidata property P2029 (Q57927294)
Related to country	United Kingdom (Q145) (See 324 others) (Ulster (Q93195))
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/P2029 Database reports/Constraint violations/P2029 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,918 Main statement 1,636 85.3% of uses Qualifier 3 0.2% of uses Reference 279 14.5% of uses
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Distinct values: this property likely contains a value that is different from all other items. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2029#Unique value, hourly updated report, 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). Known exceptions: Thomas Brady (Q12058917)
List of violations of this constraint: Database reports/Constraint violations/P2029#Single value, SPARQL

Type “human (Q5)”: item must contain property “instance of (P31)” with classes “human (Q5)” 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/P2029#Type Q5, SPARQL

Format “[1-9]\d{0,3}”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P2029#Format, hourly updated report, SPARQL

Conflicts with “instance of (P31): Wikimedia disambiguation page (Q4167410), Wikimedia category (Q4167836), Wikimedia project page (Q14204246), Wikimedia template (Q11266439)”: this property must not be used with the listed properties and values. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2029#Conflicts with P31, hourly updated report, 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/P2029#Item P569, 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).
List of violations of this constraint: Database reports/Constraint violations/P2029#Item P106, 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/P2029#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/P2029#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/P2029#Label in 'en' language, search, SPARQL

This property is being used by: ar:قالب:قيمة ويكي بيانات/مرجع عالم Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)