Property talk:P521

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scheduled service destination
airport or station connected by regular direct service to the subject; for the destination of a trip see P1444

Description	Airports/Stations served by regular/scheduled service from this airport or station
Data type	Item
Domain	According to this template: airport (other transportation ports/stations as well) According to statements in the property: aerodrome (Q62447), port (Q44782) or station (Q12819564) When possible, data should only be stored as statements
Allowed values	human settlement (Q486972) (note: this should be moved to the property statements)
Example	Roland Garros Airport (Q17430) → Dzaoudzi Pamandzi International Airport (Q642313) Seattle–Tacoma International Airport (Q14295) → Portland International Airport (Q1425566)
Robot and gadget jobs	Wikipedia airport articles have a destination table with this data
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/P521 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 2,112 Main statement 2,109 99.9% of uses Qualifier 3 0.1% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Symmetric property: if [item A] has this property linked to [item B], then [item B] should also have this property linked to [item A]. (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/P521#Symmetric, SPARQL

Type “aerodrome (Q62447), port (Q44782), station (Q12819564)”: item must contain property “instance of (P31)” with classes “aerodrome (Q62447), port (Q44782), station (Q12819564)” 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/P521#Type Q62447, Q44782, Q12819564, SPARQL

Value type “aerodrome (Q62447), port (Q44782), station (Q12819564)”: 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 aerodrome (Q62447), port (Q44782), station (Q12819564) (or a subclass thereof). (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/P521#Value type Q62447, Q44782, Q12819564, SPARQL

Required qualifier “operator (P137)”: 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/P521#mandatory qualifier, SPARQL

Qualifiers “operator (P137), start time (P580), end time (P582), place served by transport hub (P931), applies to part (P518), reason for deprecated rank (P2241), reason for preferred rank (P7452), latest start date (P8555), earliest date (P1319), earliest end date (P8554), latest date (P1326)”: 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/P521#allowed qualifiers, SPARQL

Item “country (P17)”: Items with this property should also have “country (P17)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P521#Item P17, hourly updated report, search, 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/P521#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/P521#Scope, SPARQL

This property is being used by: fr:Modèle:Aéroport-Destinations eu:Txantiloi:Eraikin infotaula automatikoa, eu:Txantiloi:Eraikin infotaula ast:Plantía:Edificiu, ast:Plantía:Vuelos, ast:Plantía:Edificiu2 ha:Template:Infobox building incubator:Template:Wp/shi/Infobox building kab:Talɣa:Infobox building shi:Talɣa:Infobox building Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)

Deletion proposal

In March 2014 a request for deletion was made for this property; the conclusion was to keep it (see deletion discussion).