Property talk:P1468

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WALS family code
identifier for a language family in the World Atlas of Language Structures

Description	Language (super-)family code from the World Atlas of Language Structures (wals.info). - World Atlas of Language Structures (Q1133223)
Associated item	World Atlas of Language Structures (Q1133223)
Data type	External identifier
Domain	According to this template: languoid (Q17376908) or a subclass (in practice only language families) According to statements in the property: language family (Q25295) When possible, data should only be stored as statements
Allowed values	[a-z]{2,30} (2 to 30 lowercase letters)
Example	Guaicuruan (Q1974973) → guaicuruan (RDF) Mayan (Q33738) → mayan (RDF) Sino-Tibetan (Q45961) → sinotibetan (RDF)
Source	http://wals.info/languoid
Formatter URL	http://wals.info/languoid/family/$1
See also	WALS genus code (P1467), WALS lect code (P1466)
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) Database reports/Constraint violations/P1468 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 18 Main statement 15 83.3% of uses Qualifier 3 16.7% of uses
Search for values

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Type “language family (Q25295)”: item must contain property “instance of (P31)” with classes “language family (Q25295)” 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/P1468#Type Q25295, SPARQL

Format “[a-z]{2,30}”: 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/P1468#Format, 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/P1468#Unique value, 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).
List of violations of this constraint: Database reports/Constraint violations/P1468#Single value, 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/P1468#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/P1468#Scope, SPARQL