artificial island of Kansai International Airport
E905759
The artificial island of Kansai International Airport is a large man-made offshore platform in Osaka Bay that was constructed to host the airport’s runways and facilities while minimizing noise and land-use impacts on the mainland.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kansai International Airport (construction participation) | 1 |
| artificial island of Kansai International Airport canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11127176 — 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: artificial island of Kansai International Airport Context triple: [Runway A of Kansai International Airport, locatedOn, artificial island of Kansai International Airport]
-
A.
Kish International Airport
Kish International Airport is the main air gateway serving Iran’s resort and free-trade zone of Kish Island in the Persian Gulf.
-
B.
Ueshima Island
Ueshima Island is a small inhabited island in the Amakusa archipelago of Kumamoto Prefecture, Japan, known for its scenic coastal landscapes and traditional fishing communities.
-
C.
New Ishigaki Airport
New Ishigaki Airport is a modern regional airport serving Ishigaki Island and the Yaeyama Islands in Japan’s Okinawa Prefecture, handling both domestic and limited international flights.
-
D.
Osaka waterfront redevelopment area
The Osaka waterfront redevelopment area is a revitalized coastal district in Osaka featuring modern commercial, entertainment, and leisure facilities designed to transform the city’s bayfront into a major urban attraction.
-
E.
Odaiba
Odaiba is a popular high-tech entertainment and shopping district built on a man-made island in Tokyo Bay.
- 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: artificial island of Kansai International Airport Target entity description: The artificial island of Kansai International Airport is a large man-made offshore platform in Osaka Bay that was constructed to host the airport’s runways and facilities while minimizing noise and land-use impacts on the mainland.
-
A.
Kish International Airport
Kish International Airport is the main air gateway serving Iran’s resort and free-trade zone of Kish Island in the Persian Gulf.
-
B.
Ueshima Island
Ueshima Island is a small inhabited island in the Amakusa archipelago of Kumamoto Prefecture, Japan, known for its scenic coastal landscapes and traditional fishing communities.
-
C.
New Ishigaki Airport
New Ishigaki Airport is a modern regional airport serving Ishigaki Island and the Yaeyama Islands in Japan’s Okinawa Prefecture, handling both domestic and limited international flights.
-
D.
Osaka waterfront redevelopment area
The Osaka waterfront redevelopment area is a revitalized coastal district in Osaka featuring modern commercial, entertainment, and leisure facilities designed to transform the city’s bayfront into a major urban attraction.
-
E.
Odaiba
Odaiba is a popular high-tech entertainment and shopping district built on a man-made island in Tokyo Bay.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
artificial island
ⓘ
man-made offshore platform ⓘ |
| connectedBy | Kansai International Airport Access Bridge ⓘ |
| connectedTo | mainland of Honshu ⓘ |
| constructedFor | Kansai International Airport ⓘ |
| constructionMaterial |
rock embankments
ⓘ
sand fill ⓘ |
| constructionMethod | land reclamation ⓘ |
| constructionStartDate | 1987 ⓘ |
| country | Japan ⓘ |
| designedBy | Renzo Piano ⓘ |
| designedTo |
withstand earthquakes
ⓘ
withstand typhoons ⓘ |
| engineeredBy |
Arup
ⓘ
linked to:
Ove Arup & Partners
|
| environmentalConsideration |
noise reduction for surrounding urban areas
ⓘ
reduced need for mainland land reclamation ⓘ |
| hasAirport | Kansai International Airport ⓘ |
| hasFeature |
elevated terminal structures
ⓘ
reclaimed land foundation ⓘ seawall ⓘ |
| hasFunction |
cargo transport hub
ⓘ
international air transport hub ⓘ |
| hasInfrastructure |
airport terminal complex
ⓘ
cargo facilities ⓘ fuel storage facilities ⓘ maintenance hangars ⓘ |
| hasIssue | ongoing ground subsidence ⓘ |
| hasMitigation | adjustable terminal support columns ⓘ |
| hasRunway |
Runway 1 of Kansai International Airport
ⓘ
linked to:
Runway B of Kansai International Airport
Runway 2 of Kansai International Airport ⓘ
linked to:
Runway B of Kansai International Airport
|
| locatedIn |
Japan
ⓘ
Osaka Prefecture ⓘ |
| locatedInBodyOfWater | Osaka Bay ⓘ |
| near |
city of Izumisano
ⓘ
linked to:
Izumisano
city of Osaka ⓘ |
| notableFor |
large-scale land reclamation
ⓘ
offshore airport construction ⓘ settlement and subsidence issues ⓘ |
| openingDate | 1994 ⓘ |
| operator | Kansai Airports ⓘ |
| partOf | Kansai International Airport ⓘ |
| purpose |
host airport runways
ⓘ
host airport terminal facilities ⓘ minimize land-use impact on mainland ⓘ reduce aircraft noise impact on mainland ⓘ |
| region | Kansai region ⓘ |
| transportAccess |
railway connection via Sky Gate Bridge R
ⓘ
road connection via expressway ⓘ |
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: artificial island of Kansai International Airport Description of subject: The artificial island of Kansai International Airport is a large man-made offshore platform in Osaka Bay that was constructed to host the airport’s runways and facilities while minimizing noise and land-use impacts on the mainland.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Runway A of Kansai International Airport
→
locatedOn
→
artificial island of Kansai International Airport
ⓘ
linked to: artificial island of Kansai International Airport