Tokyo Metro 02 series (former)
E909648
The Tokyo Metro 02 series (former) was a fleet of electric multiple unit trains that operated on Tokyo’s Marunouchi Line, known for replacing the older 300/500/900 series sets and serving as the line’s primary rolling stock for several decades before being retired.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tokyo Metro 02 series | 1 |
| Tokyo Metro 02 series (former) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11161506 — 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 02 series (former) Context triple: [Tokyo Metro Marunouchi Line, rollingStock, Tokyo Metro 02 series (former)]
-
A.
Tokyo Metro 2000 series
The Tokyo Metro 2000 series is a modern electric multiple unit train used on Tokyo’s subway network, featuring energy-efficient systems and updated passenger amenities.
-
B.
Tokyo Metro 07 series
The Tokyo Metro 07 series is a Japanese electric multiple unit train type that formerly operated on Tokyo Metro lines before being phased out in favor of newer rolling stock.
-
C.
Tokyo Metro 17000 series
The Tokyo Metro 17000 series is a modern electric multiple unit train operated by Tokyo Metro, designed for through-services on lines such as the Fukutoshin and Yurakucho Lines with improved energy efficiency and passenger comfort.
-
D.
Tokyo Metro 18000 series
The Tokyo Metro 18000 series is a modern electric multiple unit train operated by Tokyo Metro, designed for through-services on lines such as the Hanzomon Line and connecting suburban routes.
-
E.
Tokyo Metro 13000 series
The Tokyo Metro 13000 series is a modern electric multiple unit train operated by Tokyo Metro, introduced to provide improved comfort, efficiency, and accessibility on urban subway services.
- 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 02 series (former) Target entity description: The Tokyo Metro 02 series (former) was a fleet of electric multiple unit trains that operated on Tokyo’s Marunouchi Line, known for replacing the older 300/500/900 series sets and serving as the line’s primary rolling stock for several decades before being retired.
-
A.
Tokyo Metro 2000 series
The Tokyo Metro 2000 series is a modern electric multiple unit train used on Tokyo’s subway network, featuring energy-efficient systems and updated passenger amenities.
-
B.
Tokyo Metro 07 series
The Tokyo Metro 07 series is a Japanese electric multiple unit train type that formerly operated on Tokyo Metro lines before being phased out in favor of newer rolling stock.
-
C.
Tokyo Metro 17000 series
The Tokyo Metro 17000 series is a modern electric multiple unit train operated by Tokyo Metro, designed for through-services on lines such as the Fukutoshin and Yurakucho Lines with improved energy efficiency and passenger comfort.
-
D.
Tokyo Metro 18000 series
The Tokyo Metro 18000 series is a modern electric multiple unit train operated by Tokyo Metro, designed for through-services on lines such as the Hanzomon Line and connecting suburban routes.
-
E.
Tokyo Metro 13000 series
The Tokyo Metro 13000 series is a modern electric multiple unit train operated by Tokyo Metro, introduced to provide improved comfort, efficiency, and accessibility on urban subway services.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese train type
ⓘ
Tokyo Metro rolling stock ⓘ electric multiple unit ⓘ |
| cityOfOperation | Tokyo NERFINISHED ⓘ |
| country | Japan ⓘ |
| countryOfOperation | Japan NERFINISHED ⓘ |
| gauge | 1,435 mm standard gauge ⓘ |
| lineColorAssociated | Marunouchi Line red ⓘ |
| network | Tokyo Metro network ⓘ |
| operatedInPrefecture | Tokyo Metropolis NERFINISHED ⓘ |
| operatedOnLine | Tokyo Metro Marunouchi Line NERFINISHED ⓘ |
| operatedOnSection |
Ikebukuro–Ogikubo section of Marunouchi Line
GENERATED
ⓘ
Nakano-Sakaue–Honancho branch of Marunouchi Line GENERATED ⓘ |
| operator | Tokyo Metro NERFINISHED ⓘ |
| owner | Tokyo Metro NERFINISHED ⓘ |
| powerCollectionMethod | third rail ⓘ |
| replacedBy | Tokyo Metro 2000 series NERFINISHED ⓘ |
| replacedRollingStock |
Tokyo Metro 300 series
NERFINISHED
ⓘ
Tokyo Metro 500 series NERFINISHED ⓘ Tokyo Metro 900 series NERFINISHED ⓘ |
| rollingStockRole | mainline passenger EMU ⓘ |
| serviceDomain | urban rail transit ⓘ |
| serviceStatus | retired ⓘ |
| serviceType | subway commuter service ⓘ |
| tractionType | electric ⓘ |
| usedAsPrimaryRollingStockOn | Tokyo Metro Marunouchi Line 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: Tokyo Metro 02 series (former) Description of subject: The Tokyo Metro 02 series (former) was a fleet of electric multiple unit trains that operated on Tokyo’s Marunouchi Line, known for replacing the older 300/500/900 series sets and serving as the line’s primary rolling stock for several decades before being retired.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tokyo Metro 02 series