Property talk:P2680

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author of afterword
person who wrote the postface, afterword, or conclusion of the book but who isn't an author of the rest of the book

Represents	author of afterword (Q110655357)
Data type	Item
Domain	According to this template: books According to statements in the property: document (Q49848), version, edition or translation (Q3331189) or written work (Q47461344) When possible, data should only be stored as statements
Allowed values	person (note: this should be moved to the property statements)
Example	Nineteen Eighty-Four (Q208460) → Erich Fromm (Q57085) Després del procés, què? (Q111628502) → Valtonyc (Q11954315)
Tracking: usage	Category:Pages using Wikidata property P2680 (Q117011696)
See also	author of foreword (P2679)
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 By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers 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 Database reports/Constraint violations/P2680 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 186 Main statement 184 98.9% of uses Qualifier 2 1.1% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Type “document (Q49848), version, edition or translation (Q3331189), written work (Q47461344)”: item must contain property “instance of (P31)” with classes “document (Q49848), version, edition or translation (Q3331189), written work (Q47461344)” or their subclasses (defined using subclass of (P279)). (Help)

List of violations of this constraint: Database reports/Constraint violations/P2680#Type Q49848, Q3331189, Q47461344, hourly updated report, SPARQL

Value type “human (Q5)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value human (Q5) (or a subclass thereof). (Help)

List of violations of this constraint: Database reports/Constraint violations/P2680#Value type Q5, hourly updated report, SPARQL

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2680#Scope, hourly updated report, 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/P2680#Entity types

Qualifiers “series ordinal (P1545), object named as (P1932), author given names (P9687), author last names (P9688), object has role (P3831)”: this property should be used only with the listed qualifiers. (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/P2680#allowed qualifiers, SPARQL

Recommended qualifier

Qualifier has edition or translation (P747) is recommended with this property if editions of the work have their own items. If editions do not have their own items, another unique identifier such as ISBN-13 (P212) may be used to qualify the property. Swpb (talk) 19:22, 29 March 2016 (UTC)

Gender neutral labels in French

Following this request for comments, the French label now includes the male and the female form. PAC2 (talk) 18:56, 17 June 2022 (UTC)