Property talk:P7103

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start of covered period
start of period covered by an archive set, a historical book, or a collection

Data type	Point in time
Domain	fonds (Q3052382), collection (Q2668072), historical non-fiction literary work (Q1517777), item of collection or exhibition (Q18593264), database (Q8513), cultural institution (Q3152824), project (Q170584), series of creative works (Q7725310), historical document (Q3771738) or issue (Q28869365)
Example	Records of the Privacy and Civil Liberties Oversight Board (NAID 12006021) (Q59405637) → 2004 Records of the Employees' Compensation Appeals Board (NAID 12044142) (Q59405355) → 1947
<complementary property>	end of covered period (P7104)
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 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 Future dates Dates in Gregorian calendar before 1582 Dates before year 1 (Help:Dates#Years BC) Date on January 1 (Help:Dates#January 1 as date) Database reports/Constraint violations/P7103 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 51,717 Main statement 47,153 91.2% of uses Qualifier 4,562 8.8% of uses Reference 2 <0.1% of uses

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

Type “fonds (Q3052382), collection (Q2668072), historical non-fiction literary work (Q1517777), item of collection or exhibition (Q18593264), database (Q8513), cultural institution (Q3152824), project (Q170584), series of creative works (Q7725310), historical document (Q3771738), issue (Q28869365)”: item must contain property “instance of (P31)” with classes “fonds (Q3052382), collection (Q2668072), historical non-fiction literary work (Q1517777), item of collection or exhibition (Q18593264), database (Q8513), cultural institution (Q3152824), project (Q170584), series of creative works (Q7725310), historical document (Q3771738), issue (Q28869365)” or their subclasses (defined using subclass of (P279)).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/P7103#Type Q3052382, Q2668072, Q1517777, Q18593264, Q8513, Q3152824, Q170584, Q7725310, Q3771738, Q28869365, 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/P7103#Entity types

Scope is as main value (Q54828448), as qualifier (Q54828449): 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/P7103#Scope, SPARQL

This property is being used by: es:Plantilla:Evento Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)

Constraint idea

Could we make a constraint that something should have a coverage end date before the coverage start date? {{u|Sdkb}} ^talk 19:58, 17 November 2021 (UTC)