Saitama Rapid Railway 2000 series EMU
E813691
The Saitama Rapid Railway 2000 series EMU is a Japanese electric multiple unit train type used for through-services between the Saitama Rapid Railway Line and Tokyo metro and suburban lines, known for its stainless-steel body and commuter-oriented interior.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Saitama Rapid Railway 2000 series | 2 |
| Saitama Rapid Railway 2000 series EMU canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9544690 — 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: Saitama Rapid Railway 2000 series EMU Context triple: [Tokyu Meguro Line, rollingStock, Saitama Rapid Railway 2000 series EMU]
-
A.
Toei 6500 series EMU
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.
-
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.
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.
-
D.
JR West 321 series EMU
The JR West 321 series EMU is a Japanese commuter electric multiple unit train operated by West Japan Railway Company, primarily used for high-frequency urban and suburban services in the Kansai region.
-
E.
JR West 223 series EMU
The JR West 223 series EMU is a Japanese electric multiple unit train used for high-frequency suburban and rapid services in the Kansai region.
- 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: Saitama Rapid Railway 2000 series EMU Target entity description: The Saitama Rapid Railway 2000 series EMU is a Japanese electric multiple unit train type used for through-services between the Saitama Rapid Railway Line and Tokyo metro and suburban lines, known for its stainless-steel body and commuter-oriented interior.
-
A.
Toei 6500 series EMU
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.
-
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.
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.
-
D.
JR West 321 series EMU
The JR West 321 series EMU is a Japanese commuter electric multiple unit train operated by West Japan Railway Company, primarily used for high-frequency urban and suburban services in the Kansai region.
-
E.
JR West 223 series EMU
The JR West 223 series EMU is a Japanese electric multiple unit train used for high-frequency suburban and rapid services in the Kansai region.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
electric multiple unit ⓘ |
| accessibilityFeature |
priority seating
ⓘ
wheelchair space ⓘ |
| airConditioning | roof-mounted AC units ⓘ |
| bodyMaterial | stainless steel ⓘ |
| brakeType |
electronically controlled pneumatic brakes
ⓘ
regenerative brake ⓘ |
| cabType | one-man operation compatible ⓘ |
| carbodyConstruction | double-skin ⓘ |
| carLength | 20 m class ⓘ |
| carWidth | 2.8 m class ⓘ |
| collectionMethod | pantograph ⓘ |
| controlMethod | VVVF inverter control ⓘ |
| country | Japan ⓘ |
| depot | Kawaguchi Depot NERFINISHED ⓘ |
| designedFor | through services ⓘ |
| doorConfiguration | 4 pairs per side per car ⓘ |
| doorOperation | air-operated sliding doors ⓘ |
| electricSystem | 1,500 V DC overhead catenary ⓘ |
| endDesign | gangwayed cab ends ⓘ |
| enteredServiceOnLine | Saitama Rapid Railway Line NERFINISHED ⓘ |
| family | Tokyo Metro 9000 series family NERFINISHED ⓘ |
| formation | 6-car trainset ⓘ |
| intendedUse | urban commuter services ⓘ |
| interiorLayout | longitudinal bench seating ⓘ |
| livery | unpainted stainless steel with green waistline stripe ⓘ |
| manufacturer |
Hitachi
NERFINISHED
ⓘ
Japan Transport Engineering Company NERFINISHED ⓘ Toshiba NERFINISHED ⓘ |
| numberOfCarsPerSet | 6 ⓘ |
| numberOfSetsBuilt | 6 ⓘ |
| operator |
Saitama Railway Corporation
NERFINISHED
ⓘ
Tokyo Metro NERFINISHED ⓘ Tokyu Corporation NERFINISHED ⓘ |
| safetySystem |
ATC
NERFINISHED
ⓘ
ATO ⓘ TASC NERFINISHED ⓘ |
| serviceStartYear | 2000 ⓘ |
| throughServiceWith |
Tokyo Metro Namboku Line
NERFINISHED
ⓘ
Tokyu Meguro Line NERFINISHED ⓘ |
| totalNumberOfCars | 36 ⓘ |
| trackGauge | 1,067 mm ⓘ |
| tractionMotors | 3-phase AC induction motors ⓘ |
| usedOnLine |
Saitama Rapid Railway Line
NERFINISHED
ⓘ
Tokyo Metro Namboku Line NERFINISHED ⓘ Tokyu Meguro 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: Saitama Rapid Railway 2000 series EMU Description of subject: The Saitama Rapid Railway 2000 series EMU is a Japanese electric multiple unit train type used for through-services between the Saitama Rapid Railway Line and Tokyo metro and suburban lines, known for its stainless-steel body and commuter-oriented interior.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Saitama Rapid Railway 2000 series
this entity surface form:
Saitama Rapid Railway 2000 series