Property talk:P2720

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embed URL template
formatter URL for embeddable content: URI template from which "$1" can be automatically replaced with the effective property value on items

Data type	String
Domain	According to this template: RFC 3986 According to statements in the property: Wikidata property for an identifier (Q19847637), unique identifier (Q6545185) or query (Q3428776) When possible, data should only be stored as statements
Allowed values	According to this template: Same as formatter URL (P1630) According to statements in the property: [\w+]+:\/+[^"<>\s]+\$1[^"<>\s]* When possible, data should only be stored as statements
Example	According to this template: YouTube video ID (P1651) → https://www.youtube.com/embed/$1 (uses ?start= and &end= [1]) Internet Archive ID (P724) → https://archive.org/embed/$1 (examples: VisiCalc (software), 1920s Jazz Collection (music), The Birth of a Nation (film). Books currently use a different URL: Frankenstein) Netflix ID (P1874) → https://www.netflix.com/watch/$1 (debatable, uses X-Frame-Options: DENY, so application use only) According to statements in the property: YouTube video ID (P1651) → https://www.youtube.com/embed/$1 TED talk ID (P2613) → http://embed.ted.com/talks/$1 Internet Archive ID (P724) → https://archive.org/embed/$1 Spotify artist ID (P1902) → https://embed.spotify.com/?uri=spotify:artist:$1 Spotify album ID (P2205) → https://embed.spotify.com/?uri=spotify:album:$1 Spotify track ID (P2207) → https://embed.spotify.com/?uri=spotify:track:$1 When possible, data should only be stored as statements
Tracking: usage	Category:Pages using Wikidata property P2720 (Q33123467)
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 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/P2720 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 21 Main statement 14 66.7% of uses Qualifier 6 28.6% of uses Reference 1 4.8% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Type “Wikidata property for an identifier (Q19847637), unique identifier (Q6545185), query (Q3428776)”: item must contain property “instance of (P31), subclass of (P279)” with classes “Wikidata property for an identifier (Q19847637), unique identifier (Q6545185), query (Q3428776)” 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/P2720#Type Q19847637, Q6545185, Q3428776, SPARQL

Format “[\w+]+:\/\/[^"<>\s]+\$1[^"<>\s]*”: 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/P2720#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/P2720#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/P2720#Single value, SPARQL

Conflicts with “instance of (P31): Wikidata property with datatype string that is not an external identifier (Q21099935)”: this property must not be used with the listed properties and values. (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/P2720#Conflicts with P31, search, SPARQL

Allowed entity types are Wikibase property (Q29934218), 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/P2720#Entity types

Scope is as main value (Q54828448): 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/P2720#Scope, SPARQL

Required qualifier “language of work or name (P407)”: this property should be used with the listed qualifier. (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/P2720#mandatory qualifier, SPARQL