Narita International Airport rail access system
E727968
The Narita International Airport rail access system is a network of railway lines and stations that provide direct train connections between Narita International Airport and the Tokyo metropolitan area.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Keisei Narita Sky Access Line | 1 |
| Narita International Airport construction works | 1 |
| Narita International Airport rail access system canonical | 1 |
| Tokyo airport rail links | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8363232 — 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: Narita International Airport rail access system Context triple: [Narita Airport Terminal 1 Station, partOf, Narita International Airport rail access system]
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A.
Tokyo Monorail
Tokyo Monorail is an urban transit line in Tokyo that provides rapid rail service between central Tokyo and Haneda Airport.
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B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
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C.
AREX airport railroad
AREX airport railroad is a high-speed rail line in South Korea that links central Seoul with Incheon International Airport and Gimpo International Airport.
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D.
Narita Airport Terminal 2·3 Station
Narita Airport Terminal 2·3 Station is a railway station in Narita, Chiba Prefecture, Japan, serving passengers traveling to and from Terminals 2 and 3 of Narita International Airport.
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E.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
- 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: Narita International Airport rail access system Target entity description: The Narita International Airport rail access system is a network of railway lines and stations that provide direct train connections between Narita International Airport and the Tokyo metropolitan area.
-
A.
Tokyo Monorail
Tokyo Monorail is an urban transit line in Tokyo that provides rapid rail service between central Tokyo and Haneda Airport.
-
B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
-
C.
AREX airport railroad
AREX airport railroad is a high-speed rail line in South Korea that links central Seoul with Incheon International Airport and Gimpo International Airport.
-
D.
Narita Airport Terminal 2·3 Station
Narita Airport Terminal 2·3 Station is a railway station in Narita, Chiba Prefecture, Japan, serving passengers traveling to and from Terminals 2 and 3 of Narita International Airport.
-
E.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
- F. None of above. chosen
Statements (48)
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: Narita International Airport rail access system Description of subject: The Narita International Airport rail access system is a network of railway lines and stations that provide direct train connections between Narita International Airport and the Tokyo metropolitan area.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Narita International Airport rail access system
linked to: Narita International Airport rail access system
linked to: Narita International Airport rail access system