Tokyo Metro Chiyoda Line (nearby via Kasumigaseki)
E819448
Tokyo Metro Chiyoda Line is a major Tokyo subway line running through central districts and key hubs such as Kasumigaseki, connecting residential areas with important business and government centers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tokyo Metro Chiyoda Line (nearby via Kasumigaseki) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9725674 — 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 Metro Chiyoda Line (nearby via Kasumigaseki) Context triple: [Toranomon, servedByLine, Tokyo Metro Chiyoda Line (nearby via Kasumigaseki)]
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A.
Tokyo Metro Hibiya Line (nearby via Kasumigaseki)
Tokyo Metro Hibiya Line is a major Tokyo subway line running through central districts such as Kasumigaseki, connecting key business, government, and commercial areas across the city.
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B.
Tokyo Metro Chiyoda Line at Otemachi
Tokyo Metro Chiyoda Line at Otemachi is a subway line platform and service point within Otemachi Station in central Tokyo, providing urban rail transit and transfers to multiple other Tokyo Metro lines.
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C.
Toei Mita Line at Otemachi
The Toei Mita Line at Otemachi is a major Tokyo subway line stop that serves as a key transfer point within the city’s extensive urban rail network.
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D.
Tokyo Metro Chiyoda Line at Omotesando
The Tokyo Metro Chiyoda Line at Omotesando is a major subway line stop in central Tokyo that serves the fashionable Omotesando district and connects with other key metro routes.
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E.
Tokyo Metro Marunouchi Line at Otemachi
Tokyo Metro Marunouchi Line at Otemachi is a major subway line stop in central Tokyo that serves the busy Otemachi business district and offers extensive transfers to other Tokyo Metro lines.
- 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 Metro Chiyoda Line (nearby via Kasumigaseki) Target entity description: Tokyo Metro Chiyoda Line is a major Tokyo subway line running through central districts and key hubs such as Kasumigaseki, connecting residential areas with important business and government centers.
-
A.
Tokyo Metro Hibiya Line (nearby via Kasumigaseki)
Tokyo Metro Hibiya Line is a major Tokyo subway line running through central districts such as Kasumigaseki, connecting key business, government, and commercial areas across the city.
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B.
Tokyo Metro Chiyoda Line at Otemachi
Tokyo Metro Chiyoda Line at Otemachi is a subway line platform and service point within Otemachi Station in central Tokyo, providing urban rail transit and transfers to multiple other Tokyo Metro lines.
-
C.
Toei Mita Line at Otemachi
The Toei Mita Line at Otemachi is a major Tokyo subway line stop that serves as a key transfer point within the city’s extensive urban rail network.
-
D.
Tokyo Metro Chiyoda Line at Omotesando
The Tokyo Metro Chiyoda Line at Omotesando is a major subway line stop in central Tokyo that serves the fashionable Omotesando district and connects with other key metro routes.
-
E.
Tokyo Metro Marunouchi Line at Otemachi
Tokyo Metro Marunouchi Line at Otemachi is a major subway line stop in central Tokyo that serves the busy Otemachi business district and offers extensive transfers to other Tokyo Metro lines.
- F. None of above. chosen
Statements (58)
| Predicate | Object |
|---|---|
| instanceOf |
Tokyo Metro subway line
ⓘ
rapid transit line ⓘ |
| character | underground ⓘ |
| connectsAreaType |
business districts
ⓘ
government districts ⓘ residential areas ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| hasStation |
Akasaka Station
NERFINISHED
ⓘ
Ayase Station NERFINISHED ⓘ Hibiya Station NERFINISHED ⓘ Kasumigaseki Station NERFINISHED ⓘ Kita-Ayase Station NERFINISHED ⓘ Kita-Senju Station NERFINISHED ⓘ Kokkai-gijidomae Station NERFINISHED ⓘ Machiya Station NERFINISHED ⓘ Meiji-jingumae Station NERFINISHED ⓘ Nezu Station NERFINISHED ⓘ Nijubashimae Station NERFINISHED ⓘ Nishi-Nippori Station NERFINISHED ⓘ Nogizaka Station NERFINISHED ⓘ Omote-sando Station NERFINISHED ⓘ Otemachi Station NERFINISHED ⓘ Sendagi Station NERFINISHED ⓘ Shin-Ochanomizu Station NERFINISHED ⓘ Yoyogi-koen Station NERFINISHED ⓘ Yoyogi-uehara Station NERFINISHED ⓘ Yushima Station NERFINISHED ⓘ |
| hasThroughServiceWith |
JR Joban Line (local) via Ayase
NERFINISHED
ⓘ
Odakyu Odawara Line NERFINISHED ⓘ |
| interchangesWith |
JR Chuo Line at Ochanomizu via Shin-Ochanomizu/Ochanomizu area
ⓘ
JR Yamanote Line at Nishi-Nippori Station NERFINISHED ⓘ Odakyu Odawara Line at Yoyogi-uehara Station NERFINISHED ⓘ Toei Mita Line at Hibiya Station NERFINISHED ⓘ Tokyo Metro Ginza Line at Omote-sando Station NERFINISHED ⓘ Tokyo Metro Hanzomon Line at Omote-sando Station NERFINISHED ⓘ Tokyo Metro Hibiya Line at Hibiya Station NERFINISHED ⓘ Tokyo Metro Marunouchi Line at Otemachi Station NERFINISHED ⓘ Tokyo Metro Namboku Line at Nagatacho via Kokkai-gijidomae/Nagatacho complex NERFINISHED ⓘ Tokyo Metro Yurakucho Line at Nagatacho via Kokkai-gijidomae/Nagatacho complex NERFINISHED ⓘ |
| lineCode | C NERFINISHED ⓘ |
| lineColor | green ⓘ |
| locatedIn |
Japan
ⓘ
Tokyo ⓘ |
| operator | Tokyo Metro NERFINISHED ⓘ |
| passesThrough |
Adachi ward
NERFINISHED
ⓘ
Chiyoda ward NERFINISHED ⓘ Kasumigaseki NERFINISHED ⓘ Minato ward NERFINISHED ⓘ Shibuya ward NERFINISHED ⓘ |
| primaryFunction | commuter transport ⓘ |
| serves |
central Tokyo
ⓘ
government offices near Kasumigaseki ⓘ major business centers in Tokyo ⓘ |
| servesHub |
Kasumigaseki government district
NERFINISHED
ⓘ
Otemachi business district ⓘ |
| terminus |
Kita-Ayase Station
NERFINISHED
ⓘ
Yoyogi-uehara Station NERFINISHED ⓘ |
| trackGauge | 1,067 mm ⓘ |
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 Metro Chiyoda Line (nearby via Kasumigaseki) Description of subject: Tokyo Metro Chiyoda Line is a major Tokyo subway line running through central districts and key hubs such as Kasumigaseki, connecting residential areas with important business and government centers.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.