Tokyo Monorail Co., Ltd.
E706227
Tokyo Monorail Co., Ltd. is a Japanese railway company that operates the monorail line connecting central Tokyo with Haneda Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tokyo Monorail Co., Ltd. canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T8028739 — 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: Tokyo Monorail Co., Ltd. Context triple: [Tokyo Monorail, operator, Tokyo Monorail Co., Ltd.]
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A.
Osaka Monorail Co., Ltd.
Osaka Monorail Co., Ltd. is the railway company that operates the Osaka Monorail transit system in Osaka Prefecture, Japan.
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B.
Tokyu Railways
Tokyu Railways is a major private railway operator in the Greater Tokyo area of Japan, known for its extensive commuter rail network and integration with urban development projects.
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C.
Tokyo Metropolitan Bureau of Transportation
The Tokyo Metropolitan Bureau of Transportation is the local government agency that operates key public transit services in Tokyo, including subways, trams, and buses.
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D.
Yokohama Minatomirai Railway Company
Yokohama Minatomirai Railway Company is a Japanese private railway operator that manages and operates the Minatomirai Line in Yokohama, Kanagawa Prefecture.
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E.
Keihan Electric Railway Co., Ltd.
Keihan Electric Railway Co., Ltd. is a major Japanese private railway operator serving the Osaka–Kyoto region, known for its extensive commuter rail network and related transportation and leisure businesses.
- 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: Tokyo Monorail Co., Ltd. Target entity description: Tokyo Monorail Co., Ltd. is a Japanese railway company that operates the monorail line connecting central Tokyo with Haneda Airport.
-
A.
Osaka Monorail Co., Ltd.
Osaka Monorail Co., Ltd. is the railway company that operates the Osaka Monorail transit system in Osaka Prefecture, Japan.
-
B.
Tokyu Railways
Tokyu Railways is a major private railway operator in the Greater Tokyo area of Japan, known for its extensive commuter rail network and integration with urban development projects.
-
C.
Tokyo Metropolitan Bureau of Transportation
The Tokyo Metropolitan Bureau of Transportation is the local government agency that operates key public transit services in Tokyo, including subways, trams, and buses.
-
D.
Yokohama Minatomirai Railway Company
Yokohama Minatomirai Railway Company is a Japanese private railway operator that manages and operates the Minatomirai Line in Yokohama, Kanagawa Prefecture.
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E.
Keihan Electric Railway Co., Ltd.
Keihan Electric Railway Co., Ltd. is a major Japanese private railway operator serving the Osaka–Kyoto region, known for its extensive commuter rail network and related transportation and leisure businesses.
- F. None of above. chosen
Statements (44)
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: Tokyo Monorail Co., Ltd. Description of subject: Tokyo Monorail Co., Ltd. is a Japanese railway company that operates the monorail line connecting central Tokyo with Haneda Airport.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.