Toei 6300 series EMU
E810754
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Toei 6300 series | 1 |
| Toei 6300 series EMU canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9544688 — 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 6300 series EMU Context triple: [Tokyu Meguro Line, rollingStock, Toei 6300 series EMU]
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
Nagoya 5000 series trains
The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
- 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 6300 series EMU Target entity description: 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.
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
Nagoya 5000 series trains
The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese train type
ⓘ
electric multiple unit ⓘ |
| brakeType |
electro-pneumatic brake
ⓘ
regenerative brake ⓘ |
| carBodyMaterial | stainless steel ⓘ |
| country | Japan ⓘ |
| couplingType | Shibata-type coupler ⓘ |
| designedFor |
subway–suburban through operation
ⓘ
through-services ⓘ |
| doorConfiguration | 3 pairs per side per car ⓘ |
| electrificationSystem | 1,500 V DC overhead ⓘ |
| formation | 6-car sets ⓘ |
| gauge | 1,067 mm ⓘ |
| operator |
Toei Subway
ⓘ
Tokyo Metropolitan Bureau of Transportation ⓘ |
| owner | Tokyo Metropolitan Bureau of Transportation ⓘ |
| powerCollectionMethod | pantograph ⓘ |
| serviceType | commuter rail ⓘ |
| throughServicesWith |
Tokyu Meguro Line
ⓘ
Tokyu Meguro Line connecting lines ⓘ
linked to:
Tokyu Meguro Line
|
| trackType | standard Japanese narrow gauge ⓘ |
| traction | electric ⓘ |
| usedFor | passenger transport ⓘ |
| usedInCity | Tokyo ⓘ |
| usedOnLine | Toei Mita 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: Toei 6300 series EMU Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Toei 6300 series EMU