300 series Shinkansen
E314058
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 300 series Shinkansen canonical | 4 |
| 300 Series Shinkansen | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2868532 — 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: 300 series Shinkansen Context triple: [Tokaido Shinkansen, formerRollingStockSeries, 300 series Shinkansen]
-
A.
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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B.
N700A series
The N700A series is an advanced Japanese Shinkansen high-speed train known for its improved acceleration, energy efficiency, and ride comfort on major bullet train lines.
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C.
N700S series
The N700S series is a latest-generation Japanese Shinkansen high-speed train known for its improved safety, energy efficiency, and passenger comfort.
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D.
E233 series EMU
The E233 series EMU is a modern Japanese commuter train type operated by JR East, known for its high capacity, reliability, and widespread use on busy urban and suburban lines around Tokyo.
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E.
E235 series EMU
The E235 series EMU is a modern Japanese commuter train operated by JR East, notable for its advanced onboard information systems, energy-efficient design, and use on busy urban lines in the Tokyo area.
- 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: 300 series Shinkansen Target entity description: 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.
-
A.
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.
-
B.
N700A series
The N700A series is an advanced Japanese Shinkansen high-speed train known for its improved acceleration, energy efficiency, and ride comfort on major bullet train lines.
-
C.
N700S series
The N700S series is a latest-generation Japanese Shinkansen high-speed train known for its improved safety, energy efficiency, and passenger comfort.
-
D.
E233 series EMU
The E233 series EMU is a modern Japanese commuter train type operated by JR East, known for its high capacity, reliability, and widespread use on busy urban and suburban lines around Tokyo.
-
E.
E235 series EMU
The E235 series EMU is a modern Japanese commuter train operated by JR East, notable for its advanced onboard information systems, energy-efficient design, and use on busy urban lines in the Tokyo area.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen train type
ⓘ
electric multiple unit ⓘ |
| brakingSystem |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBodyMaterial | aluminium alloy ⓘ |
| collectionMethod | pantograph ⓘ |
| country | Japan ⓘ |
| designSpeed | 285 km/h ⓘ |
| developedBy |
Central Japan Railway Company
ⓘ
surface form:
JR Central
|
| developedFor | higher-speed Nozomi services on Tokaido Shinkansen ⓘ |
| doorConfiguration | two doors per side per car ⓘ |
| electricSystem | 25 kV AC 60 Hz overhead catenary ⓘ |
| enteredService | March 1992 ⓘ |
| family | Shinkansen ⓘ |
| firstOperator |
Central Japan Railway Company
ⓘ
surface form:
JR Central
|
| introduced | 1992 ⓘ |
| introducedFeature |
flat-nosed aerodynamic front profile
ⓘ
lighter aluminium car bodies compared to predecessors ⓘ |
| introducedStandardOperatingSpeed | 270 km/h on Tokaido Shinkansen ⓘ |
| livery | white with blue stripe ⓘ |
| manufacturer |
Hitachi
ⓘ
Kawasaki Heavy Industries ⓘ Kinki Sharyo ⓘ Nippon Sharyo ⓘ |
| maximumOperatingSpeed | 270 km/h ⓘ |
| nicknamed | Hikari Rail Star precursor ⓘ |
| notableFor | first Shinkansen type to operate at 270 km/h in regular service ⓘ |
| operator |
Central Japan Railway Company
ⓘ
Central Japan Railway Company ⓘ
surface form:
JR Central
JR West ⓘ West Japan Railway Company ⓘ |
| powerSupply | overhead line ⓘ |
| replaced | 100 series Shinkansen on many services ⓘ |
| retired | 2012 ⓘ |
| route |
Tokyo–Hakata
ⓘ
Tokyo–Shin-Osaka ⓘ |
| safetyRecord | no passenger fatalities due to train accidents in regular service ⓘ |
| serviceOnLine |
Sanyo Shinkansen
ⓘ
Tokaido Shinkansen ⓘ |
| serviceStatus | withdrawn from regular service ⓘ |
| serviceType |
Hikari
ⓘ
Kodama ⓘ Nozomi ⓘ |
| successor |
700 series Shinkansen
ⓘ
N700 series Shinkansen ⓘ |
| trackGauge | 1435 mm ⓘ |
| trainFormation | 16-car sets ⓘ |
| UICClassification | Bo′Bo′+2′2′+2′2′+2′2′ ... (multiple powered and trailer bogies) ⓘ |
| usedFor | high-speed passenger transport ⓘ |
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: 300 series Shinkansen Description of subject: 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.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
0 Series Shinkansen
this entity surface form:
300 Series Shinkansen