v t e Documentation science

Has list	Persons (person) Places (human settlement) Artworks (work)

Classification scheme	list of Wikidata properties (related category) list of Wikidata identifiers (related category) ...

start time (P580): time an entity begins to exist or a statement starts being valid
end time (P582): moment when an entity ceases to exist or a statement stops being valid
point in time (P585): date something took place, existed or a statement was true; for providing time use the "refine date" property (P4241)
inventory number (P217): identifier for a physical object or a set of physical objects in a collection
applies to part (P518): part, aspect, or form of the item to which the claim applies
donated by (P1028): person or organization who donated the object
subject has role (P2868): role/generic identity of the item ("subject"), also in the context of a statement. For the role of the value of the statement ("object"), use P3831 ("object has role"). For acting roles, use P453 ("character role"). For persons, use P39.
has cause (P828): underlying cause, thing that ultimately resulted in this effect

value-type constraint (Q21510865): type of constraint for Wikidata properties: used to specify that the value item should be a subclass or instance of a given type → class → collection • organization • architectural structure • type • division
subject type constraint (Q21503250): type of constraint for Wikidata properties: used to specify that the item described by such properties should be a subclass or instance of a given type → class → product • set • type specimen • physical object
contemporary constraint (Q25796498): type of constraint for Wikidata properties: used to specify that the subject and the object have to coincide or coexist at some point of history