Nankai Airport Line at Izumisano Station
E307039
The Nankai Airport Line at Izumisano Station is a railway line in Osaka Prefecture that provides direct access between central Osaka and Kansai International Airport.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Nankai Airport Line at Izumisano Station canonical | 1 |
| Nankai Main Line at Izumisano Station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2882376 — 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: Nankai Airport Line at Izumisano Station Context triple: [Nankai Main Line, connectsTo, Nankai Airport Line at Izumisano Station]
-
A.
Nankai Electric Railway at Shin-Imamiya Station
Nankai Electric Railway at Shin-Imamiya Station is a major private railway hub in Osaka that provides regional and airport access, including services toward Kansai International Airport and Wakayama.
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B.
Osaka Metro Chuo Line
The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
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C.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
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D.
Hanshin Namba Line
The Hanshin Namba Line is a Japanese railway line in the Kansai region that connects Osaka’s Namba area with the Hanshin network, providing through services between central Osaka and Kobe/Nara.
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E.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
- 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: Nankai Airport Line at Izumisano Station Target entity description: The Nankai Airport Line at Izumisano Station is a railway line in Osaka Prefecture that provides direct access between central Osaka and Kansai International Airport.
-
A.
Nankai Electric Railway at Shin-Imamiya Station
Nankai Electric Railway at Shin-Imamiya Station is a major private railway hub in Osaka that provides regional and airport access, including services toward Kansai International Airport and Wakayama.
-
B.
Osaka Metro Chuo Line
The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
-
C.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
-
D.
Hanshin Namba Line
The Hanshin Namba Line is a Japanese railway line in the Kansai region that connects Osaka’s Namba area with the Hanshin network, providing through services between central Osaka and Kobe/Nara.
-
E.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
airport rail link
ⓘ
railway line ⓘ |
| connectsTo |
Kansai International Airport
ⓘ
Osaka city center ⓘ
surface form:
central Osaka
|
| connectsWith |
Nankai Airport Line at Izumisano Station
self-linksurface differs
ⓘ
surface form:
Nankai Main Line at Izumisano Station
|
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| gauge | 1,067 mm ⓘ |
| hasStation | Izumisano Station NERFINISHED ⓘ |
| locatedIn | Izumisano, Osaka Prefecture, Japan ⓘ |
| operator | Nankai Electric Railway ⓘ |
| partOf | Nankai Airport Line NERFINISHED ⓘ |
| prefecture | Osaka Prefecture ⓘ |
| primaryPurpose | access to Kansai International Airport from Osaka urban area ⓘ |
| provides | direct access between central Osaka and Kansai International Airport ⓘ |
| region | Kansai region ⓘ |
| role | intermediate station on route to Kansai International Airport ⓘ |
| servedBy | Nankai Airport Line trains ⓘ |
| serviceType |
airport express rail
ⓘ
commuter rail ⓘ |
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: Nankai Airport Line at Izumisano Station Description of subject: The Nankai Airport Line at Izumisano Station is a railway line in Osaka Prefecture that provides direct access between central Osaka and Kansai International Airport.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Nankai Airport Line at Izumisano Station
→
connectsWith
→
Nankai Airport Line at Izumisano Station
self-linksurface differs
ⓘ
this entity surface form:
Nankai Main Line at Izumisano Station