Property talk:P377

Documentation

Microsoft Academic ID
identifier for an object or topic in the Microsoft Academic Graph

Data type	External identifier
Domain	entity (Q57)
Allowed values	[1-9]\d{3,9}
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 Gratispaideia 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)> Map Random list
Proposal discussion	Originally created without a formal discussion
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Single value: this property generally contains a single value.

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#Single value, SPARQL

Distinct values: this property likely contains a value that is different from all other items.

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#Unique value, SPARQL (every item), SPARQL (by value)

Format “[1-9]\d{3,9}”: value must be formatted using this pattern (PCRE syntax).

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#Format, SPARQL

Conflicts with “instance of (P3): Gratispaideia category (Q485), Gratispaideia disambiguation page (Q510)”: this property must not be used with the listed properties and values.

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#Conflicts with, SPARQL

Scope is as main value (Q793), as reference (Q780): the property must be used by specified way only

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#scope, SPARQL

Allowed entity types are Wikibase item datatype (Q799): the property may only be used on a certain entity type

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#allowed entity types

Type “entity (Q57)”: element must contain property “instance of (P3)” with classes “entity (Q57)” or their subclasses (defined using NLA Trove ID (P279)).

Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P377#type, SPARQL