Hibiya Line
E393888
The Hibiya Line is a major Tokyo Metro subway line in Tokyo, Japan, connecting key central districts and serving as an important commuter and transfer route.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hibiya Line canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1860670 — 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: Hibiya Line Context triple: [Tokyo Metro, operatesLine, Hibiya Line]
-
A.
Keihan Main Line
The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
-
B.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
C.
Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
-
D.
Keio Line
The Keio Line is a major private railway line in Tokyo, Japan, operated by Keio Corporation, connecting central Tokyo with its western suburbs.
-
E.
Keiyō Line
The Keiyō Line is a JR East railway line in the Tokyo area that runs along Tokyo Bay, connecting central Tokyo with destinations such as Maihama (Tokyo Disney Resort) and Chiba.
- 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: Hibiya Line Target entity description: The Hibiya Line is a major Tokyo Metro subway line in Tokyo, Japan, connecting key central districts and serving as an important commuter and transfer route.
-
A.
Keihan Main Line
The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
-
B.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
C.
Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
-
D.
Keio Line
The Keio Line is a major private railway line in Tokyo, Japan, operated by Keio Corporation, connecting central Tokyo with its western suburbs.
-
E.
Keiyō Line
The Keiyō Line is a JR East railway line in the Tokyo area that runs along Tokyo Bay, connecting central Tokyo with destinations such as Maihama (Tokyo Disney Resort) and Chiba.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Tokyo Metro line
ⓘ
commuter rail line ⓘ subway line ⓘ |
| character |
subsurface
ⓘ
underground ⓘ |
| connectsDistrict |
Adachi
ⓘ
Chiyoda NERFINISHED ⓘ Chūō, Tokyo ⓘ
surface form:
Chūō
Minato NERFINISHED ⓘ Shibuya ⓘ Taitō ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| fareSystem | Tokyo Metro fare system ⓘ |
| formerOperator | Teito Rapid Transit Authority ⓘ |
| gauge | 1,067 mm ⓘ |
| hasThroughServiceWith | Tōbu Skytree Line NERFINISHED ⓘ |
| isPartOf |
Tokyo Metro
ⓘ
surface form:
Tokyo Metro network
|
| lineColor | silver ⓘ |
| lineSymbol | H ⓘ |
| locatedIn |
Japan
ⓘ
Tokyo ⓘ |
| namedAfter | Hibiya district NERFINISHED ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1961 ⓘ |
| operator | Tokyo Metro ⓘ |
| primaryUse |
commuter transport
ⓘ
interchange with other Tokyo Metro lines ⓘ |
| servesStation |
Akihabara Station
NERFINISHED
ⓘ
Ebisu Station NERFINISHED ⓘ Ginza Station NERFINISHED ⓘ Hatchōbori Station NERFINISHED ⓘ Hibiya Station NERFINISHED ⓘ Higashi-Ginza Station NERFINISHED ⓘ Hiroo Station NERFINISHED ⓘ Iriya Station NERFINISHED ⓘ Kamiyachō Station NERFINISHED ⓘ Kasumigaseki Station NERFINISHED ⓘ Kayabachō Station NERFINISHED ⓘ Kita-Senju Station NERFINISHED ⓘ Kodemmachō Station NERFINISHED ⓘ Minami-Senju Station NERFINISHED ⓘ Naka-Meguro Station NERFINISHED ⓘ Naka-Okachimachi Station NERFINISHED ⓘ Ningyōchō Station NERFINISHED ⓘ Roppongi Station NERFINISHED ⓘ Tsukiji Station NERFINISHED ⓘ Ueno Station NERFINISHED ⓘ |
| terminus |
Kita-Senju Station
NERFINISHED
ⓘ
Naka-Meguro Station NERFINISHED ⓘ |
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: Hibiya Line Description of subject: The Hibiya Line is a major Tokyo Metro subway line in Tokyo, Japan, connecting key central districts and serving as an important commuter and transfer route.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.