Property talk:P8747

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DC Historic Sites place ID
identifier for a Washington, D.C. historic site on the DC Historic Sites website

Associated item	DC Preservation League (Q97159107)
Applicable "stated in" value	DC Historic Sites (Q100414803)
Data type	External identifier
Domain	geographical feature (Q618123)
Allowed values	[1-9]\d{0,2}
Example	Andrew Jackson (Q4343568) → 300 Folger Shakespeare Library (Q728116) → 203 Petersen House (Q4799733) → 473
Source	https://historicsites.dcpreservation.org/items/browse/
Formatter URL	https://historicsites.dcpreservation.org/items/show/$1
Related to country	United States of America (Q30) (See 762 others) (Washington, D.C. (Q61))
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 Database reports/Constraint violations/P8747 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 250 Main statement 152 out of 783 (19% complete) 60.8% of uses Qualifier 3 1.2% of uses Reference 95 38% of uses
Search for values

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

Format “[1-9]\d{0,2}”: 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). Known exceptions: Bazelon-McGovern House (Q113112547), Buzzard Point Power Plant (Q11962645), Petworth Neighborhood Library (Q65070463)
List of violations of this constraint: Database reports/Constraint violations/P8747#Format, 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/P8747#Unique value, SPARQL (every item), SPARQL (by value)

Type “geographical feature (Q618123)”: item must contain property “instance of (P31)” with classes “geographical feature (Q618123)” 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/P8747#Type Q618123, 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/P8747#Single value, 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/P8747#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/P8747#Entity types

Item “country (P17): United States of America (Q30)”: Items with this property should also have “country (P17): United States of America (Q30)”. (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/P8747#Item P17, search, SPARQL

Item “located in the administrative territorial entity (P131): Washington, D.C. (Q61)”: Items with this property should also have “located in the administrative territorial entity (P131): Washington, D.C. (Q61)”. (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/P8747#Item P131, search, SPARQL

Item “continent (P30): North America (Q49)”: Items with this property should also have “continent (P30): North America (Q49)”. (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/P8747#Item P30, search, SPARQL

Item “coordinate location (P625)”: Items with this property should also have “coordinate location (P625)”. (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/P8747#Item P625, SPARQL