Property talk:P6723
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BlackPast.org ID
identifier for articles on BlackPast.org
identifier for articles on BlackPast.org
[create Create a translatable help page (preferably in English) for this property to be included here]
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/P6723#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/P6723#Unique value, SPARQL (every item), SPARQL (by value)
Format “
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). [a-z\-]+\/[a-z0-9\-]+(\/[a-z0-9\-]+)*
”: value must be formatted using this pattern (PCRE syntax). (Help)List of violations of this constraint: Database reports/Constraint violations/P6723#Format, SPARQL
Type “human (Q5), geographical feature (Q618123), historical event (Q13418847), occurrence (Q1190554), government report (Q15629444), corporation (Q167037), organization (Q43229)”: item must contain property “instance of (P31), subclass of (P279)” with classes “human (Q5), geographical feature (Q618123), historical event (Q13418847), occurrence (Q1190554), government report (Q15629444), corporation (Q167037), organization (Q43229)” 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). Known exceptions: Howard University (Q1068752), Congress of Racial Equality (Q1125901)List of violations of this constraint: Database reports/Constraint violations/P6723#Type Q5, Q618123, Q13418847, Q1190554, Q15629444, Q167037, Q43229, 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/P6723#Entity types
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/P6723#Scope, SPARQL
Categories:
- All Properties
- Properties with external-id-datatype
- Properties used on 1000+ items
- Properties with single value constraints
- Properties with unique value constraints
- Properties with format constraints
- Properties with constraints on type
- Properties with entity type constraints
- Properties with scope constraints