Property talk:P9956

Documentation

• Start a query
• Current uses
• Statistics by class
• String length
• List of qualifiers
• Count

IRIS Sapienza author ID
identifier for an author in IRIS Uniroma1, the open-repository of the "Sapienza" University of Rome

Associated item	Sapienza University of Rome (Q209344), IRIS Sapienza (Q68169483)
Applicable "stated in" value	IRIS Sapienza (Q68169483)
Data type	External identifier
Domain	human (Q5)
Allowed values	\d{5,6}
Example	Luigi Frati (Q3839662) → 31550 Achille Bonito Oliva (Q305106) → 45002 Giovanni Jona-Lasinio (Q1526193) → 14742 Giorgio Parisi (Q1235614) → 36632 Giuliano Amato (Q202209) → 14626 Helvi Witek (Q58686611) → 213248
Source	https://iris.uniroma1.it/browse?type=author
Formatter URL	https://iris.uniroma1.it/cris/rp/rp$1 https://iris.uniroma1.it/browse?type=author&authority=rp$1
Related to country	Italy (Q38) (See 396 others) (Rome (Q220))
See also	IRIS UNIROMA2 author ID (P11673), IRIS UNIROMA3 author ID (P11674)
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/Constraint violations/P9956 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 5,201 Main statement 5,188 out of 32,564 (16% complete) 99.8% of uses Qualifier 6 0.1% of uses Reference 7 0.1% of uses
Search for values

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

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/P9956#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/P9956#Single value, SPARQL

Format “\d{5,6}”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P9956#Format, hourly updated report, SPARQL

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/P9956#Scope, 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/P9956#Entity types

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/P9956#Item P106, search, 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/P9956#Type Q5, SPARQL

Label required in languages: it: Entities using this property should have labels in one of the following languages: it (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/P9956#Label in 'it' language, search, SPARQL