Keisei Ueno Station
E524591
Keisei Ueno Station is a major terminal railway station in Tokyo operated by Keisei Electric Railway, serving as a key access point between central Tokyo and Narita International Airport.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Keisei Ueno Station canonical | 5 |
| Ueno Station (Keisei) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1860614 — 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: Keisei Ueno Station Context triple: [Taitō, hasRailwayStation, Keisei Ueno Station]
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A.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
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B.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
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C.
Otsuka Station
Otsuka Station is a railway station in Tokyo, Japan, served by JR East and known for its location on the busy Yamanote Line loop.
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D.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
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E.
Naka-Urawa Station
Naka-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting central Tokyo with the surrounding suburbs.
- 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: Keisei Ueno Station Target entity description: Keisei Ueno Station is a major terminal railway station in Tokyo operated by Keisei Electric Railway, serving as a key access point between central Tokyo and Narita International Airport.
-
A.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
-
B.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
-
C.
Otsuka Station
Otsuka Station is a railway station in Tokyo, Japan, served by JR East and known for its location on the busy Yamanote Line loop.
-
D.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
-
E.
Naka-Urawa Station
Naka-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting central Tokyo with the surrounding suburbs.
- F. None of above. chosen
Statements (46)
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: Keisei Ueno Station Description of subject: Keisei Ueno Station is a major terminal railway station in Tokyo operated by Keisei Electric Railway, serving as a key access point between central Tokyo and Narita International Airport.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Keisei Ueno Station