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
main regulatory text (P92): text setting the main rules by which the subject is regulated
object has role (P3831): (qualifier) role or generic identity of the value of a statement ("object") in the context of that statement; for the role of the item the statement is on ("subject"), use P2868
applies to part (P518): part, aspect, or form of the item to which the claim applies
statement disputed by (P1310): entity that disputes a given statement
reason for deprecated rank (P2241): qualifier to indicate why a particular statement should have deprecated rank
statement supported by (P3680): entity that supports a given statement

item-requires-statement constraint (Q21503247): type of constraint for Wikidata properties: used to specify that an item with this property should also have another given property → instance of • country
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 → administrative territorial entity • fictional location • human settlement
value-requires-statement constraint (Q21510864): type of constraint for Wikidata properties: used to specify that the referenced item should have a statement with a given property → country