Property talk:P9492

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NC Highway Historical Marker Program ID
alphanumerical identifier for an historical marker of the North Carolina Highway Historical Marker Program

Applicable "stated in" value	North Carolina Highway Historical Marker Program (Q21779079)
Data type	External identifier
Domain	commemorative plaque (Q721747)
Allowed values	[A-Z]{1,3}-[1-9]\d*
Example	Dasemunkepeuc (Q111445804) → B-69 Hiwassee Dam (Q111445830) → Q-54 George Masa D. 1933 (Q111445831) → P-99 Battle of Roanoke Island (Q111445833) → BB-4 Fort Macon (Q111445836) → CCC-1
Source	http://www.ncmarkers.com/search.aspx
Formatter URL	http://www.ncmarkers.com/Markers.aspx?MarkerId=$1
Related to country	United States of America (Q30) (See 771 others) (North Carolina (Q1454))
See also	Florida Historical Marker List ID (P6567), Historical Marker Database ID (P7883), Indiana State Historical Marker Program ID (P9546), Nevada SHPO marker ID (P9515)
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 Mix'n'match (Report) Database reports/Constraint violations/P9492 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 3,247 Main statement 1,617 out of 1,620 (100% complete) 49.8% of uses Qualifier 10 0.3% of uses Reference 1,620 49.9% of uses
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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/P9492#Single value, 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/P9492#Unique value, SPARQL (every item), SPARQL (by value)

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/P9492#Entity types

Format “[A-Z]{1,3}-[1-9]\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/P9492#Format, 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/P9492#Scope, SPARQL

Type “commemorative plaque (Q721747)”: item must contain property “instance of (P31), subclass of (P279)” with classes “commemorative plaque (Q721747)” or their subclasses (defined using subclass of (P279)). (Help)

List of violations of this constraint: Database reports/Constraint violations/P9492#Type Q721747, hourly updated report, SPARQL

Item “instance of (P31)”: Items with this property should also have “instance of (P31)”. (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/P9492#Item P31, 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/P9492#Item P625, SPARQL

Item “image (P18)”: Items with this property should also have “image (P18)”. (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/P9492#Item P18, SPARQL

Item “commemorates (P547)”: Items with this property should also have “commemorates (P547)”. (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/P9492#Item P547, search, SPARQL