Sado Airport
E530930
Sado Airport is a regional airport serving Sado Island in Niigata Prefecture, Japan, providing domestic air connections to the mainland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sado Airport canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5571545 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sado Airport Context triple: [Sado, Niigata, Japan, hasAirport, Sado Airport]
-
A.
Tajima Airport
Tajima Airport is a regional airport in northern Hyogo Prefecture, Japan, primarily serving domestic flights and connecting the Tajima area with major Japanese cities.
-
B.
Osubi Airport
Osubi Airport is a domestic airport serving the city of Warri and its surrounding region in Delta State, Nigeria.
-
C.
Moruya Airport
Moruya Airport is a regional airport in New South Wales, Australia, providing air transport services for the town of Moruya and the surrounding Eurobodalla region.
-
D.
Katunayake Airport
Katunayake Airport, now known as Bandaranaike International Airport, is the main international gateway to Sri Lanka located near Colombo.
-
E.
Gando Airport
Gando Airport is the main international airport serving Gran Canaria in Spain’s Canary Islands.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sado Airport Target entity description: Sado Airport is a regional airport serving Sado Island in Niigata Prefecture, Japan, providing domestic air connections to the mainland.
-
A.
Tajima Airport
Tajima Airport is a regional airport in northern Hyogo Prefecture, Japan, primarily serving domestic flights and connecting the Tajima area with major Japanese cities.
-
B.
Osubi Airport
Osubi Airport is a domestic airport serving the city of Warri and its surrounding region in Delta State, Nigeria.
-
C.
Moruya Airport
Moruya Airport is a regional airport in New South Wales, Australia, providing air transport services for the town of Moruya and the surrounding Eurobodalla region.
-
D.
Katunayake Airport
Katunayake Airport, now known as Bandaranaike International Airport, is the main international gateway to Sri Lanka located near Colombo.
-
E.
Gando Airport
Gando Airport is the main international airport serving Gran Canaria in Spain’s Canary Islands.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf | airport ⓘ |
| airportType | public airport ⓘ |
| connectsTo | Japanese mainland ⓘ |
| country | Japan ⓘ |
| elevation |
27 meters
ⓘ
88 feet ⓘ |
| hasAccessMode | road transport ⓘ |
| hasCategory |
Airports in Niigata Prefecture
ⓘ
Sado, Niigata NERFINISHED ⓘ Transport in Niigata Prefecture ⓘ |
| hasCityServed | Sado NERFINISHED ⓘ |
| hasDomesticStatus | yes ⓘ |
| hasFlightType | domestic flights ⓘ |
| hasNavigationPurpose | air transport to mainland Japan ⓘ |
| hasRunway | Runway 10/28 ⓘ |
| hasUse |
general aviation
ⓘ
public transport ⓘ |
| IATACode | SDS NERFINISHED ⓘ |
| ICAOCode | RJSD NERFINISHED ⓘ |
| isInArchipelago | Japanese archipelago NERFINISHED ⓘ |
| isInPrefecture | Niigata Prefecture NERFINISHED ⓘ |
| isInRegion | Chūbu region NERFINISHED ⓘ |
| isOnIsland | Sado Island NERFINISHED ⓘ |
| isServedBy | domestic airlines ⓘ |
| locatedIn | Sado, Niigata Prefecture, Japan NERFINISHED ⓘ |
| locatedNear | Ryotsu area of Sado Island NERFINISHED ⓘ |
| locatedOn | Sado Island NERFINISHED ⓘ |
| operator | Niigata Prefecture NERFINISHED ⓘ |
| pushpinLabel | SDS NERFINISHED ⓘ |
| pushpinMap | Japan Niigata Prefecture NERFINISHED ⓘ |
| pushpinMapCaption | Location in Niigata Prefecture ⓘ |
| regionServed | Niigata Prefecture NERFINISHED ⓘ |
| runwayNumber | 10/28 ⓘ |
| runwayOrientation | 10/28 ⓘ |
| runwaySurface | asphalt ⓘ |
| serves | Sado Island NERFINISHED ⓘ |
| servesAs | regional airport ⓘ |
| surface | asphalt ⓘ |
| timezone | Japan Standard Time NERFINISHED ⓘ |
| UTCOffset | +09:00 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sado Airport Description of subject: Sado Airport is a regional airport serving Sado Island in Niigata Prefecture, Japan, providing domestic air connections to the mainland.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.