E7 series Shinkansen
E945223
The E7 series Shinkansen is a high-speed electric multiple unit train type in Japan, known for its comfort, advanced safety features, and operation on Hokuriku and other Shinkansen lines.
All labels observed (2)
| Label | Occurrences |
|---|---|
| E7 series Shinkansen canonical | 1 |
| E7/W7 series Shinkansen | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11575701 — 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: E7 series Shinkansen Context triple: [JR West Shinkansen, rollingStockUsed, E7 series Shinkansen]
-
A.
E5 series Shinkansen
The E5 series Shinkansen is a high-speed Japanese bullet train known for its long aerodynamic nose, advanced comfort features, and operation on some of the fastest services in the country.
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B.
E6 series Shinkansen
The E6 series Shinkansen is a high-speed Japanese bullet train known for its streamlined design, tilting capability, and operation on Akita Shinkansen services.
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C.
E3 series Shinkansen
The E3 series Shinkansen is a Japanese high-speed train type operated by JR East, known for its compact, narrow-body design used on mini-shinkansen lines such as the Yamagata and Akita Shinkansen.
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D.
E2 series Shinkansen
The E2 series Shinkansen is a Japanese high-speed electric multiple unit train type operated by JR East, known for serving routes such as the Tōhoku and Jōetsu Shinkansen lines.
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E.
E4 series Shinkansen
The E4 series Shinkansen is a Japanese double-decker high-speed train type designed to carry large numbers of passengers on busy Shinkansen routes.
- 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: E7 series Shinkansen Target entity description: The E7 series Shinkansen is a high-speed electric multiple unit train type in Japan, known for its comfort, advanced safety features, and operation on Hokuriku and other Shinkansen lines.
-
A.
E5 series Shinkansen
The E5 series Shinkansen is a high-speed Japanese bullet train known for its long aerodynamic nose, advanced comfort features, and operation on some of the fastest services in the country.
-
B.
E6 series Shinkansen
The E6 series Shinkansen is a high-speed Japanese bullet train known for its streamlined design, tilting capability, and operation on Akita Shinkansen services.
-
C.
E3 series Shinkansen
The E3 series Shinkansen is a Japanese high-speed train type operated by JR East, known for its compact, narrow-body design used on mini-shinkansen lines such as the Yamagata and Akita Shinkansen.
-
D.
E2 series Shinkansen
The E2 series Shinkansen is a Japanese high-speed electric multiple unit train type operated by JR East, known for serving routes such as the Tōhoku and Jōetsu Shinkansen lines.
-
E.
E4 series Shinkansen
The E4 series Shinkansen is a Japanese double-decker high-speed train type designed to carry large numbers of passengers on busy Shinkansen routes.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen train type
ⓘ
electric multiple unit ⓘ high-speed train ⓘ |
| brakeType |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBodyMaterial | aluminium alloy ⓘ |
| carLength | 25,000 mm ⓘ |
| collectionMethod | pantograph ⓘ |
| country | Japan ⓘ |
| designer | Ken Okuyama Design NERFINISHED ⓘ |
| designSpeed | 275 km/h ⓘ |
| electrification | 25 kV AC 50 Hz overhead catenary ⓘ |
| enteredService | 2014-03-15 ⓘ |
| family | Shinkansen E series NERFINISHED ⓘ |
| firstOperatorServiceArea | Tokyo–Nagano GENERATED ⓘ |
| formation | 12-car sets ⓘ |
| gauge | 1,435 mm ⓘ |
| introduced | 2014 ⓘ |
| lineUsed |
Hokuriku Shinkansen
NERFINISHED
ⓘ
Joetsu Shinkansen NERFINISHED ⓘ Tohoku Shinkansen NERFINISHED ⓘ |
| liveryColor |
blue
ⓘ
copper ⓘ white ⓘ |
| manufacturer |
Hitachi
NERFINISHED
ⓘ
Kawasaki Heavy Industries NERFINISHED ⓘ |
| maximumSpeedInService | 260 km/h ⓘ |
| notableFeature |
earthquake detection and automatic braking system
ⓘ
full active suspension in some cars ⓘ high level of ride comfort ⓘ multi-language passenger information displays ⓘ |
| operator |
East Japan Railway Company
ⓘ
West Japan Railway Company ⓘ |
| operatorAbbreviation |
JR East
NERFINISHED
ⓘ
JR West NERFINISHED ⓘ |
| powerOutput | 12,900 kW ⓘ |
| primaryDepot | Nagano Shinkansen Depot NERFINISHED ⓘ |
| relatedModel | W7 series Shinkansen NERFINISHED ⓘ |
| safetySystem |
ATC
NERFINISHED
ⓘ
ATS-P NERFINISHED ⓘ DS-ATC NERFINISHED ⓘ |
| seatClass |
Gran Class
NERFINISHED
ⓘ
Green Car NERFINISHED ⓘ Ordinary class ⓘ |
| service |
Asama
NERFINISHED
ⓘ
Hakutaka NERFINISHED ⓘ Kagayaki NERFINISHED ⓘ Nasuno NERFINISHED ⓘ Tanigawa NERFINISHED ⓘ Tsurugi NERFINISHED ⓘ Yamabiko NERFINISHED ⓘ |
| trainLength | 12 cars ⓘ |
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: E7 series Shinkansen Description of subject: The E7 series Shinkansen is a high-speed electric multiple unit train type in Japan, known for its comfort, advanced safety features, and operation on Hokuriku and other Shinkansen lines.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
E7/W7 series Shinkansen