Property talk:P8240

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National Register Database, Louisiana ID
numerical identifier for a structure or a building listed in the National Register of Historic Places in the National Register Database, Louisiana

Applicable "stated in" value	National Register Database, Louisiana (Q94042144)
Data type	External identifier
Domain	geographical feature (Q618123)
Allowed values	\d+
Example	Baton Rouge National Cemetery (Q4869476) → 210 no label (Q16303637) → 1112 New Orleans Cotton Exchange (Q12063867) → 560
Source	https://www.crt.state.la.us/dataprojectsVS/NRHP/
Formatter URL	https://www.crt.state.la.us/dataprojectsVS/NRHP/PublicForms/ViewProperty/$1
Related to country	United States of America (Q30) (See 761 others) (Louisiana (Q1588))
See also	Texas Historic Sites Atlas ID (P8132), Arkansas Register of Historic Places ID (P8232), NRHP reference number (P649)
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/Complex constraint violations/P8240 Database reports/Constraint violations/P8240 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 264 Main statement 229 86.7% of uses Qualifier 3 1.1% of uses Reference 32 12.1% 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/P8240#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

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

List of violations of this constraint: Database reports/Constraint violations/P8240#Single value, hourly updated report, SPARQL

Format “\d+”: 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).
List of violations of this constraint: Database reports/Constraint violations/P8240#Format, SPARQL

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/P8240#Type Q618123, SPARQL

Item “country (P17): United States of America (Q30)”: Items with this property should also have “country (P17): United States of America (Q30)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P8240#Item P17, hourly updated report, search, SPARQL

Item “located in the administrative territorial entity (P131)”: Items with this property should also have “located in the administrative territorial entity (P131)”. (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/P8240#Item P131, 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/P8240#Item P625, SPARQL

Item “NRHP reference number (P649)”: Items with this property should also have “NRHP reference number (P649)”. (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/P8240#Item P649, search, SPARQL

Item “heritage designation (P1435): National Register of Historic Places listed place (Q19558910)”: Items with this property should also have “heritage designation (P1435): National Register of Historic Places listed place (Q19558910)”. (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/P8240#Item P1435, search, 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/P8240#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/P8240#Entity types

Items without ID
Items in Louisiana (Q1588) that do have National Register of Historic Places listed place (Q19558910) in heritage designation (P1435), but not National Register Database, Louisiana ID (P8240) (Help)
Violations query: SELECT ?item WHERE { ?item wdt:P131* wd:Q1588 . ?item wdt:P1435 wd:Q19558910 . MINUS { ?item wdt:P8240 [] . } } LIMIT 1000
List of this constraint violations: Database reports/Complex constraint violations/P8240#Items without ID