Toei 6500 series EMU
E812008
The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Toei 6500 series | 1 |
| Toei 6500 series EMU canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9544689 — 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: Toei 6500 series EMU Context triple: [Tokyu Meguro Line, rollingStock, Toei 6500 series EMU]
-
A.
Toei 6300 series EMU
The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
-
B.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
-
C.
Tokyu 5080 series EMU
The Tokyu 5080 series EMU is a Japanese electric multiple unit train operated by Tokyu Corporation, primarily used for commuter services in the Tokyo area with through-running onto various subway and interurban lines.
-
D.
Tokyu 3000 series EMU
The Tokyu 3000 series EMU is a Japanese electric multiple unit train type operated by Tokyu Corporation, primarily used for commuter services on urban railway lines in the Tokyo area.
-
E.
Tokyo Metro 9000 series EMU
The Tokyo Metro 9000 series EMU is a Japanese electric multiple unit train type used for commuter services on Tokyo Metro’s Namboku Line and through-services onto lines such as the Tokyu Meguro Line.
- 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: Toei 6500 series EMU Target entity description: The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
-
A.
Toei 6300 series EMU
The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
-
B.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
-
C.
Tokyu 5080 series EMU
The Tokyu 5080 series EMU is a Japanese electric multiple unit train operated by Tokyu Corporation, primarily used for commuter services in the Tokyo area with through-running onto various subway and interurban lines.
-
D.
Tokyu 3000 series EMU
The Tokyu 3000 series EMU is a Japanese electric multiple unit train type operated by Tokyu Corporation, primarily used for commuter services on urban railway lines in the Tokyo area.
-
E.
Tokyo Metro 9000 series EMU
The Tokyo Metro 9000 series EMU is a Japanese electric multiple unit train type used for commuter services on Tokyo Metro’s Namboku Line and through-services onto lines such as the Tokyu Meguro Line.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
electric multiple unit ⓘ |
| brakeType |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBodyMaterial | aluminium alloy ⓘ |
| category |
Japanese EMU train type
ⓘ
Tokyo subway rolling stock ⓘ |
| controlSystem |
automatic train control compatible
ⓘ
one-man operation capable ⓘ |
| country | Japan ⓘ |
| designedFor |
accessibility for disabled passengers
ⓘ
high-frequency urban operation ⓘ through-running with other commuter lines in Tokyo area ⓘ |
| doorConfiguration | 4 doors per side per car ⓘ |
| electrificationSystem | 1,500 V DC overhead catenary ⓘ |
| floorType | level boarding compatible ⓘ |
| formation | 8-car trainset ⓘ |
| gauge | 1,067 mm ⓘ |
| network | Toei Subway network NERFINISHED ⓘ |
| operator |
Toei Subway
NERFINISHED
ⓘ
Tokyo Metropolitan Bureau of Transportation NERFINISHED ⓘ |
| owner | Tokyo Metropolitan Government NERFINISHED ⓘ |
| passengerService | urban commuter ⓘ |
| powerMethod | electric ⓘ |
| railwayLine | Toei Mita Line NERFINISHED ⓘ |
| region | Tokyo NERFINISHED ⓘ |
| serviceType |
commuter service
ⓘ
subway service ⓘ through service ⓘ |
| trackType | standard Japanese narrow gauge commuter track ⓘ |
| usage | mass transit ⓘ |
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: Toei 6500 series EMU Description of subject: The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Toei 6500 series