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Wikidata
:
WikiProject Supertemplates/doc/P281
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Wikidata:WikiProject Supertemplates
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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
)
...
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Wikidata qualifier
•
allowed qualifiers constraint
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
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Property constraint
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
→
geographic entity
•
geographic location
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
→
country
postal code
(P281)
:
identifier assigned by postal authorities for the subject area or building
edit
Somain
(Q626382)
:
commune in Nord, France
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postal code
59490
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