Property talk:P2861

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Leidse Hoogleraren ID
identifier in the Leidse Hoogleraren, a catalogue of University Professors of Leiden University since 1575

Associated item	Leiden University (Q156598)
Applicable "stated in" value	Leidse Hoogleraren (Q23667505)
Data type	External identifier
Domain	university teacher (Q1622272) or lector (Q1553123) of Leiden University (Q156598) (note: this should be moved to the property statements)
Allowed values	[1-9]\d*
Example	Hugo Krabbe (Q12989630) → 1441 Johann Friedrich Gronovius (Q67520) → 976
Source	http://hoogleraren.universiteitleiden.nl/search
Formatter URL	https://hoogleraren.universiteitleiden.nl/id/$1
Tracking: usage	Category:Pages using Wikidata property P2861 (Q53749195)
Related to country	Netherlands (Q55) (See 106 others)
See also	Geheugen van de VU person ID (P5908)
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/P2861 Database reports/Constraint violations/P2861 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 6,498 Main statement 2,557 out of 2,562 (100% complete) 39.4% of uses Qualifier 2 <0.1% of uses Reference 3,939 60.6% of uses
Search for values

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Single value: this property generally contains a single value. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2861#Single value, hourly updated report, SPARQL

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/P2861#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

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

List of violations of this constraint: Database reports/Constraint violations/P2861#Format, hourly updated report, SPARQL

Item “instance of (P31): human (Q5)”: Items with this property should also have “instance of (P31): human (Q5)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2861#Item P31, hourly updated report, search, SPARQL

Item “employer (P108): Leiden University (Q156598)”: Items with this property should also have “employer (P108): Leiden University (Q156598)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2861#Item P108, hourly updated report, search, SPARQL

Item “occupation (P106): university teacher (Q1622272)”: Items with this property should also have “occupation (P106): university teacher (Q1622272)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2861#Item P106, 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/P2861#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/P2861#Scope, SPARQL

Label required in languages: nl: Entities using this property should have labels in one of the following languages: nl (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/P2861#Label in 'nl' language, search, SPARQL