Tokyo Metro 08 series
E139051
The Tokyo Metro 08 series is a Japanese electric multiple unit train type operated by Tokyo Metro on urban commuter services.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tokyo Metro 08 series canonical | 8 |
How this entity was disambiguated
This entity first appeared as the object of triple T1183168 — 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 08 series Context triple: [Tokyo Metro Hanzomon Line, rollingStock, Tokyo Metro 08 series]
-
A.
Tokyo Metro 10000 series
The Tokyo Metro 10000 series is a fleet of modern electric multiple unit trains operated by Tokyo Metro, known for serving through-services on several interconnected subway and private railway lines in the Tokyo area.
-
B.
Tokyo Metro 1000 series
The Tokyo Metro 1000 series is a modern electric multiple unit train used on Tokyo’s subway system, designed with retro-inspired styling that pays homage to the original Ginza Line cars while incorporating contemporary technology and comfort features.
-
C.
Tokyo Metro 7000 series
The Tokyo Metro 7000 series is a Japanese electric multiple unit train type operated by Tokyo Metro, primarily used on busy commuter subway lines in Tokyo.
-
D.
Tokyu 5050 series
The Tokyu 5050 series is a Japanese electric multiple unit commuter train type operated by Tokyu Corporation and used on through-services with Tokyo Metro and other railway lines in the Tokyo area.
-
E.
Seibu 6000 series
The Seibu 6000 series is a Japanese electric multiple unit train type operated by Seibu Railway, commonly used for through-services on Tokyo subway 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 08 series Target entity description: The Tokyo Metro 08 series is a Japanese electric multiple unit train type operated by Tokyo Metro on urban commuter services.
-
A.
Tokyo Metro 10000 series
The Tokyo Metro 10000 series is a fleet of modern electric multiple unit trains operated by Tokyo Metro, known for serving through-services on several interconnected subway and private railway lines in the Tokyo area.
-
B.
Tokyo Metro 1000 series
The Tokyo Metro 1000 series is a modern electric multiple unit train used on Tokyo’s subway system, designed with retro-inspired styling that pays homage to the original Ginza Line cars while incorporating contemporary technology and comfort features.
-
C.
Tokyo Metro 7000 series
The Tokyo Metro 7000 series is a Japanese electric multiple unit train type operated by Tokyo Metro, primarily used on busy commuter subway lines in Tokyo.
-
D.
Tokyu 5050 series
The Tokyu 5050 series is a Japanese electric multiple unit commuter train type operated by Tokyu Corporation and used on through-services with Tokyo Metro and other railway lines in the Tokyo area.
-
E.
Seibu 6000 series
The Seibu 6000 series is a Japanese electric multiple unit train type operated by Seibu Railway, commonly used for through-services on Tokyo subway lines.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
electric multiple unit ⓘ |
| bogieType | bolsterless bogies ⓘ |
| brakeType |
electronically controlled pneumatic brakes
ⓘ
regenerative brake ⓘ |
| carbodyMaterial | aluminium ⓘ |
| collectionMethod | pantograph ⓘ |
| controlSystem | VVVF inverter control ⓘ |
| country | Japan ⓘ |
| couplingType | Shibata-type coupler ⓘ |
| designedBy | Tokyo Metro ⓘ |
| designedFor |
through services via Tobu Skytree Line
ⓘ
through services via Tokyu Den-en-toshi Line ⓘ |
| designedForPlatformHeight | standard Tokyo Metro platform height ⓘ |
| doorConfiguration | 4 pairs per side per car ⓘ |
| electrificationSystem | 1,500 V DC overhead catenary ⓘ |
| enteredService | 2003 ⓘ |
| family | Tokyo Metro Hanzomon Line rolling stock ⓘ |
| formation | 8 motored cars and 2 trailer cars ⓘ |
| hasAirConditioning | yes ⓘ |
| hasDriverCab | yes ⓘ |
| introduced | 2003 ⓘ |
| manufacturer |
Kinki Sharyo
ⓘ
Nippon Sharyo ⓘ |
| multipleWorking | with same series only ⓘ |
| network |
Tokyo Metro network
ⓘ
linked to:
Tokyo Metro
|
| numberOfCarsPerTrainset | 10 ⓘ |
| operator | Tokyo Metro ⓘ |
| operatorType | subway operator ⓘ |
| owner | Tokyo Metro ⓘ |
| passengerDoorsPerSidePerCar | 4 ⓘ |
| powerSupply | overhead line ⓘ |
| precededBy | Tokyo Metro 8000 series ⓘ |
| railwayLine | Tokyo Metro Hanzomon Line ⓘ |
| serviceCategory | rapid transit ⓘ |
| serviceRegion | Tokyo ⓘ |
| serviceStatus | in service ⓘ |
| serviceType | urban commuter service ⓘ |
| trackGauge | 1,067 mm ⓘ |
| UICClassification | Bo′Bo′+Bo′Bo′+Bo′Bo′+2′2′+Bo′Bo′+Bo′Bo′+2′2′+Bo′Bo′+Bo′Bo′+Bo′Bo′ ⓘ |
| usedOn |
Tobu Skytree Line through services
ⓘ
Tokyu Den-en-toshi Line through services ⓘ
linked to:
Tokyu Den-en-toshi Line
|
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 08 series Description of subject: The Tokyo Metro 08 series is a Japanese electric multiple unit train type operated by Tokyo Metro on urban commuter services.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.