Rail Star 700 series
E328291
The Rail Star 700 series is a variant of Japan’s 700 Series Shinkansen train designed for high-speed, comfortable limited-stop services in western Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rail Star 700 series canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3091497 — 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: Rail Star 700 series Context triple: [Sanyo Shinkansen, usesRollingStock, Rail Star 700 series]
-
A.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
B.
JR West 207 series
The JR West 207 series is a Japanese electric multiple unit commuter train operated by West Japan Railway Company on urban and suburban lines in the Kansai region.
-
C.
JR West 281 series
The JR West 281 series is a Japanese electric multiple unit train operated by West Japan Railway Company, best known for serving limited express airport services in the Kansai region.
-
D.
JR West 221 series
The JR West 221 series is a Japanese electric multiple unit train type operated by West Japan Railway Company for suburban and interurban passenger services.
-
E.
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.
- 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: Rail Star 700 series Target entity description: The Rail Star 700 series is a variant of Japan’s 700 Series Shinkansen train designed for high-speed, comfortable limited-stop services in western Japan.
-
A.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
B.
JR West 207 series
The JR West 207 series is a Japanese electric multiple unit commuter train operated by West Japan Railway Company on urban and suburban lines in the Kansai region.
-
C.
JR West 281 series
The JR West 281 series is a Japanese electric multiple unit train operated by West Japan Railway Company, best known for serving limited express airport services in the Kansai region.
-
D.
JR West 221 series
The JR West 221 series is a Japanese electric multiple unit train type operated by West Japan Railway Company for suburban and interurban passenger services.
-
E.
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.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen train
ⓘ
electric multiple unit ⓘ high-speed train ⓘ |
| brakeType |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| branding | Rail Star ⓘ |
| carBodyMaterial | aluminium alloy ⓘ |
| collectionMethod | pantograph ⓘ |
| country | Japan ⓘ |
| couplingType | Shinkansen-type automatic coupler (end covers) ⓘ |
| derivedFrom | standard 700 Series Shinkansen design ⓘ |
| designedBy | JR Central and JR West ⓘ |
| designedFor | comfortable limited-stop services in western Japan ⓘ |
| designedForSpeed | 285 km/h operation ⓘ |
| doorConfiguration | plug doors ⓘ |
| electricSystem | 25 kV AC 60 Hz overhead catenary ⓘ |
| family |
700 Series Shinkansen
ⓘ
linked to:
700 series Shinkansen
|
| formationType | fixed formation ⓘ |
| hasClassConfiguration | all-reserved seating ⓘ |
| hasInteriorFeature |
2+2 seating in standard class
ⓘ
improved passenger comfort ⓘ large reclining seats ⓘ power outlets in some seats ⓘ |
| introducedBy | JR West ⓘ |
| introducedOnLine |
Sanyō Shinkansen
ⓘ
linked to:
Sanyo Shinkansen
|
| livery | grey and silver with orange stripe ⓘ |
| maximumServiceSpeed | 285 km/h ⓘ |
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| operatorRegion |
West Japan
ⓘ
linked to:
Chūgoku region
|
| partOf |
700 Series Shinkansen
ⓘ
linked to:
700 series Shinkansen
|
| powerType | electric ⓘ |
| railwayNetwork |
Sanyō Shinkansen
ⓘ
linked to:
Sanyo Shinkansen
|
| routeUsedOn | Shin-Osaka – Hakata ⓘ |
| safetySystem | ATC ⓘ |
| serviceArea | western Japan ⓘ |
| serviceType |
high-speed passenger service
ⓘ
limited-stop service ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
| trainFormation | 8-car sets ⓘ |
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: Rail Star 700 series Description of subject: The Rail Star 700 series is a variant of Japan’s 700 Series Shinkansen train designed for high-speed, comfortable limited-stop services in western Japan.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.