Property talk:P171

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unit symbol
abbreviation of a unit for each language; if not provided, then it should default to English

Data type	Monolingual text
Domain	unit of measurement (Q529)
Allowed values	.{1,15} (Unicode symbol or sequence of up to 20 characters)
Source	https://www.wikidata.org/wiki/Q568496 Recommended Unit Symbols, SI Prefixes, and Abbreviations
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 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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Type “unit of measurement (Q529)”: element must contain property “instance of (P3)” with classes “unit of measurement (Q529)” 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/P171#type, SPARQL

Qualifiers “start time (P174), end time (P175), writing system (P357), reason for deprecated rank (P344), reason for preferred rank (P345), earliest date (P173), latest date (P172)”: this property should be used only with the listed qualifiers. Exceptions are possible as rare values may exist. List of this constraint violations: Database reports/Constraint violations/P171#Allowed qualifiers, SPARQL

Scope is as main value (Q793): 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/P171#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/P171#allowed entity types