Property talk:P4120

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Ontario Heritage Act Register ID
identifier of a property listed on the Ontario Heritage Act Register

Applicable "stated in" value	Ontario Heritage Act Register (Q33060574)
Data type	External identifier
Domain	geographical feature (Q618123), artificial physical object (Q8205328) or group of physical objects (Q61961344)
Allowed values	[1-9]\d{0,4}
Example	Casa Loma (Q1046446) → 1843 North Toronto railway station (Q7637598) → 2503 Capitol Theatre (Q5035945) → 7599
Source	http://www.heritagetrust.on.ca/en/index.php/pages/tools/ontario-heritage-act-register https://www.heritagetrust.on.ca/fr/index.php/pages/tools/ontario-heritage-act-register
Formatter URL	http://www.heritagetrust.on.ca/en/index.php/oha/details?id=$1 https://www.heritagetrust.on.ca/fr/index.php/oha/details?id=$1
Tracking: usage	Category:Pages using Wikidata property P4120 (Q41775406)
Related to country	Canada (Q16) (See 159 others) (Ontario (Q1904))
See also	Canadian Register of Historic Places ID (P477), Heritage Conservation District of Ontario ID (P4334)
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/P4120 Database reports/Constraint violations/P4120 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 14,239 Main statement 6,916 out of 11,397 (61% complete) 48.6% of uses Qualifier 3 <0.1% of uses Reference 7,320 51.4% of uses
Search for values

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Item “heritage designation (P1435): designated heritage property (part IV) (Q15080599), Ontario Heritage Trust easement (Q14942330)”: Items with this property should also have “heritage designation (P1435): designated heritage property (part IV) (Q15080599), Ontario Heritage Trust easement (Q14942330)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Union Station (Q511316)
List of violations of this constraint: Database reports/Constraint violations/P4120#Item P1435, search

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/P4120#Unique value, hourly updated report, 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). Known exceptions: 451 Besserer Street (Q49027021)
List of violations of this constraint: Database reports/Constraint violations/P4120#Single value, SPARQL

Format “[1-9]\d{0,4}”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P4120#Format, hourly updated report, SPARQL

Item “country (P17): Canada (Q16)”: Items with this property should also have “country (P17): Canada (Q16)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P4120#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/P4120#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/P4120#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/P4120#Item P18, SPARQL

Type “geographical feature (Q618123), artificial physical object (Q8205328), group of physical objects (Q61961344)”: item must contain property “instance of (P31)” with classes “geographical feature (Q618123), artificial physical object (Q8205328), group of physical objects (Q61961344)” or their subclasses (defined using subclass of (P279)). (Help)

List of violations of this constraint: Database reports/Constraint violations/P4120#Type Q618123, Q8205328, Q61961344, 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/P4120#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/P4120#Entity types

Items with pictures but no Commons Category
Items that do have image (P18), but not Commons category (P373) (Help)
Violations query: SELECT DISTINCT ?item WHERE { ?item wdt:P4120 []; wdt:P18 [] . MINUS { ?item wdt:P373 [] } }
List of this constraint violations: Database reports/Complex constraint violations/P4120#Items with pictures but no Commons Category

Items without ID
Items that do have designated heritage property (part IV) (Q15080599) in heritage designation (P1435), but not Ontario Heritage Act Register ID (P4120) (Help)
Violations query: SELECT DISTINCT ?item WHERE { VALUES ?value { wd:Q15080599 } . ?item wdt:P1435 ?value . MINUS { ?item wdt:P4120 [] } }
List of this constraint violations: Database reports/Complex constraint violations/P4120#Items without ID