Property talk:P4407

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Opera Vivra singer ID
identifier for a singer, on the Opera Vivra website

Applicable "stated in" value	Opera Vivra (Q42298433)
Data type	External identifier
Domain	opera singers (note: this should be moved to the property statements)
Allowed values	(baritones|basses|sopranos|tenors|countertenors|contraltos|mezzo-sopranos)\/[a-z][\-a-z]*
Example	Benvenuto Franci (Q3638355) → baritones/benvenuto-franci/ Giulietta Simionato (Q233322) → mezzo-sopranos/giulietta-simionato/
Source	https://www.operavivra.com
External links	Use in sister projects: [ar] • [de] • [en] • [es] • [fr] • [he] • [it] • [ja] • [ko] • [nl] • [pl] • [pt] • [ru] • [sv] • [vi] • [zh] • [commons] • [species] • [wd] • [en.wikt] • [fr.wikt].
Formatter URL	https://www.operavivra.com/artists/$1
Tracking: usage	Category:Pages using Wikidata property P4407 (Q53994982)
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 Map of people by place values: place of birth educated at work location residence place of death place of burial January 1st dates People with date of birth on January 1 People with date of death on January 1 People with both dates on January 1 Mix'n'match (Report) Database reports/Complex constraint violations/P4407 Database reports/Constraint violations/P4407 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 228 Main statement 119 52.2% of uses Qualifier 3 1.3% of uses Reference 106 46.5% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Format “(baritones|basses|sopranos|tenors|countertenors|contraltos|mezzo-sopranos)\/[a-z][\-a-z]*”: value must be formatted using this pattern (PCRE syntax). (Help)

List of violations of this constraint: Database reports/Constraint violations/P4407#Format, hourly updated report, SPARQL

Item “instance of (P31): human (Q5)”: Items with this property should also have “instance of (P31): human (Q5)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P4407#Item P31, hourly updated report, search, SPARQL

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/P4407#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

Single value: this property generally contains a single value. (Help)

List of violations of this constraint: Database reports/Constraint violations/P4407#Single value, hourly updated report, SPARQL

Item “occupation (P106)”: Items with this property should also have “occupation (P106)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P4407#Item P106, hourly updated report, search, SPARQL

Item “voice type (P412)”: Items with this property should also have “voice type (P412)”. (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/P4407#Item P412, search, 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/P4407#Entity types

Check main value of voice type
(Help)
Violations query: SELECT DISTINCT ?item ?value ?voiceType { ?item wdt:P4407 ?value . ?item wdt:P412 ?voiceType. BIND(STRBEFORE(?value, "/") as ?before). FILTER regex(?value, "^.+\\/+.") FILTER(! (?before = 'sopranos' && (?voiceType = wd:Q30903 || ?voiceType = wd:Q58192) )) FILTER(! (?before = 'baritones' && ?voiceType = wd:Q31687)) FILTER(! (?before = 'tenors' && (?voiceType = wd:Q27914 || ?voiceType = wd:Q6141658 || ?voiceType = wd:Q3983766 || ?voiceType = wd:Q1471878) )) FILTER(! (?before = 'countertenors' && ?voiceType = wd:Q223166)) FILTER(! (?before = 'basses' && ?voiceType = wd:Q27911)) FILTER(! (?before = 'mezzo-sopranos' && ?voiceType = wd:Q186506)) FILTER(! (?before = 'contraltos' && ?voiceType = wd:Q37137)) } ORDER BY ?item
List of this constraint violations: Database reports/Complex constraint violations/P4407#Check main value of voice type