500 series Shinkansen
E330669
The 500 series Shinkansen is a high-speed Japanese bullet train class known for its distinctive aerodynamic design and former use on premier Nozomi services.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 500 series Shinkansen canonical | 3 |
| 500 series Shinkansen (on some services) | 1 |
| 500系新幹線 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3091495 — 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: 500 series Shinkansen Context triple: [Sanyo Shinkansen, usesRollingStock, 500 series Shinkansen]
-
A.
700 series Shinkansen
The 700 series Shinkansen is a Japanese high-speed train type introduced in the late 1990s, known for its distinctive "duck-bill" nose design and service on major Shinkansen lines.
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B.
300 series Shinkansen
The 300 series Shinkansen was a high-speed Japanese bullet train type introduced in the early 1990s, known for inaugurating the standard 270 km/h operating speed on major Shinkansen lines.
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C.
100 series Shinkansen
The 100 series Shinkansen was a Japanese high-speed train type introduced in the 1980s, known for its distinctive double-deck cars and service on major bullet train lines.
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D.
N700 series Shinkansen
The N700 series Shinkansen is a high-speed Japanese bullet train known for its tilting technology, energy efficiency, and operation on major routes such as the Tokaido and Sanyo Shinkansen lines.
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E.
N700S series
The N700S series is a latest-generation Japanese Shinkansen high-speed train known for its improved safety, energy efficiency, and passenger comfort.
- 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: 500 series Shinkansen Target entity description: The 500 series Shinkansen is a high-speed Japanese bullet train class known for its distinctive aerodynamic design and former use on premier Nozomi services.
-
A.
700 series Shinkansen
The 700 series Shinkansen is a Japanese high-speed train type introduced in the late 1990s, known for its distinctive "duck-bill" nose design and service on major Shinkansen lines.
-
B.
300 series Shinkansen
The 300 series Shinkansen was a high-speed Japanese bullet train type introduced in the early 1990s, known for inaugurating the standard 270 km/h operating speed on major Shinkansen lines.
-
C.
100 series Shinkansen
The 100 series Shinkansen was a Japanese high-speed train type introduced in the 1980s, known for its distinctive double-deck cars and service on major bullet train lines.
-
D.
N700 series Shinkansen
The N700 series Shinkansen is a high-speed Japanese bullet train known for its tilting technology, energy efficiency, and operation on major routes such as the Tokaido and Sanyo Shinkansen lines.
-
E.
N700S series
The N700S series is a latest-generation Japanese Shinkansen high-speed train known for its improved safety, energy efficiency, and passenger comfort.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen train type
ⓘ
electric multiple unit ⓘ |
| brakeType |
electro-pneumatic brake
ⓘ
regenerative brake ⓘ |
| carBodyMaterial | aluminium alloy ⓘ |
| category | high-speed train ⓘ |
| collectionMethod | pantograph ⓘ |
| country | Japan ⓘ |
| designer | Kazuhiko Hasegawa ⓘ |
| designSpeed | 320 km/h ⓘ |
| doorType | plug doors ⓘ |
| electrification | 25 kV AC 60 Hz overhead catenary ⓘ |
| enteredService | 1997-03-22 ⓘ |
| family | Shinkansen ⓘ |
| formation |
16-car sets
ⓘ
8-car sets ⓘ |
| gauge | 1,435 mm ⓘ |
| introduced | 1997 ⓘ |
| laterService |
Hikari
ⓘ
Kodama ⓘ |
| livery | blue and white ⓘ |
| manufacturer |
Hitachi
ⓘ
Kawasaki Heavy Industries ⓘ Nippon Sharyo ⓘ |
| maximumServiceSpeed | 300 km/h ⓘ |
| nativeName |
500系新幹線
ⓘ
linked to:
500 series Shinkansen
|
| noseType | aerodynamic long pointed nose ⓘ |
| notableFeature |
all-motorized cars in original 16-car sets
ⓘ
distinctive aerodynamic profile ⓘ high acceleration performance ⓘ |
| numberBuilt | 9 sets ⓘ |
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| originalRole | flagship high-speed service ⓘ |
| owner | JR West ⓘ |
| powerOutput | 18,240 kW ⓘ |
| powerSupply | overhead line ⓘ |
| primaryService | Nozomi ⓘ |
| reasonForReassignment | introduction of N700 series Shinkansen ⓘ |
| route | Shin-Osaka – Hakata ⓘ |
| safetyRecord | no passenger fatalities in normal operation ⓘ |
| serviceReduction | reassigned from Nozomi to Hikari and Kodama ⓘ |
| serviceStatus | in limited service ⓘ |
| setNumbers | W1–W9 ⓘ |
| tilting | no active tilting ⓘ |
| track |
Sanyo Shinkansen
ⓘ
Tokaido Shinkansen ⓘ |
| traction | AC electric ⓘ |
| UICClassification | Bo′Bo′+2′2′+Bo′Bo′+2′2′ ... (multiple units) ⓘ |
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: 500 series Shinkansen Description of subject: The 500 series Shinkansen is a high-speed Japanese bullet train class known for its distinctive aerodynamic design and former use on premier Nozomi services.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Kodama (on Sanyo Shinkansen)
linked to: 500 series Shinkansen
linked to: 500 series Shinkansen