TGV V150 test train
E386837
The TGV V150 test train is a specially modified French high-speed train that set the world rail speed record for conventional trains by reaching 574.8 km/h (357.2 mph) in 2007.
All labels observed (2)
| Label | Occurrences |
|---|---|
| TGV V150 | 1 |
| TGV V150 test train canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3765944 — 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: TGV V150 test train Context triple: [TGV POS, worldSpeedRecordContext, TGV V150 test train]
-
A.
TGV Duplex trainset
The TGV Duplex trainset is a high-speed, double-decker French train designed to carry large numbers of passengers efficiently on long-distance routes.
-
B.
TGV Atlantique trainset
The TGV Atlantique trainset is a high-speed French electric multiple unit introduced by SNCF in the late 1980s for services from Paris toward western and southwestern France, once holding the world speed record for rail trains.
-
C.
TGV Sud-Est trainset
The TGV Sud-Est trainset is the original high-speed electric multiple unit used on France’s pioneering TGV services, known for inaugurating high-speed rail in the country in the early 1980s.
-
D.
Bezannes TGV
Bezannes TGV is a tram terminus and transport hub in the suburb of Bezannes serving the high-speed TGV rail connections near Reims, France.
-
E.
TGV Réseau trainset
The TGV Réseau trainset is a high-speed electric multiple unit used by the French national railway for long-distance services on the TGV network.
- 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: TGV V150 test train Target entity description: The TGV V150 test train is a specially modified French high-speed train that set the world rail speed record for conventional trains by reaching 574.8 km/h (357.2 mph) in 2007.
-
A.
TGV Duplex trainset
The TGV Duplex trainset is a high-speed, double-decker French train designed to carry large numbers of passengers efficiently on long-distance routes.
-
B.
TGV Atlantique trainset
The TGV Atlantique trainset is a high-speed French electric multiple unit introduced by SNCF in the late 1980s for services from Paris toward western and southwestern France, once holding the world speed record for rail trains.
-
C.
TGV Sud-Est trainset
The TGV Sud-Est trainset is the original high-speed electric multiple unit used on France’s pioneering TGV services, known for inaugurating high-speed rail in the country in the early 1980s.
-
D.
Bezannes TGV
Bezannes TGV is a tram terminus and transport hub in the suburb of Bezannes serving the high-speed TGV rail connections near Reims, France.
-
E.
TGV Réseau trainset
The TGV Réseau trainset is a high-speed electric multiple unit used by the French national railway for long-distance services on the TGV network.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
TGV trainset
ⓘ
high-speed test train ⓘ |
| aerodynamicModification | streamlined nose and fairings ⓘ |
| aerodynamicTestsPerformed | yes ⓘ |
| basedOn |
TGV Duplex
ⓘ
linked to:
TGV Duplex trainset
TGV POS ⓘ |
| brakingSystem | enhanced braking for high-speed tests ⓘ |
| brakingTestsPerformed | yes ⓘ |
| country | France ⓘ |
| couplingType | articulated trainset ⓘ |
| distinctionFromMaglev | not a magnetic levitation train ⓘ |
| maximumSpeedAchieved |
357.2 mph
ⓘ
574.8 km/h ⓘ |
| notableFeature |
modified bogies for high-speed stability
ⓘ
reinforced overhead catenary system during tests ⓘ |
| numberOfDoubleDeckCoaches | 3 ⓘ |
| numberOfPowerCars | 2 ⓘ |
| operator |
Alstom
ⓘ
SNCF ⓘ |
| overheadLineVoltage | raised above standard for test ⓘ |
| pantographModification | aerodynamically optimized pantographs ⓘ |
| participatingOrganizations |
Alstom
ⓘ
RFF ⓘ SNCF ⓘ |
| powerSupply | 25 kV AC overhead line ⓘ |
| previousRecordHolder |
TGV Atlantique 325
ⓘ
linked to:
TGV Atlantique trainset
|
| previousRecordSpeed | 515.3 km/h ⓘ |
| projectNameApproximateSpeed | 540 km/h ⓘ |
| projectNameMeaning | Vitesse 150 m/s ⓘ |
| publicityRole | showcase French high-speed rail technology ⓘ |
| railGauge | standard gauge ⓘ |
| railwayLineType | high-speed line ⓘ |
| recordCategory | conventional steel-wheel-on-rail train ⓘ |
| recordDate | 2007-04-03 ⓘ |
| recordHeld | world rail speed record for conventional trains ⓘ |
| recordLocation |
LGV Est européenne
ⓘ
between Prény and Champagne-Ardenne TGV ⓘ |
| recordSurpassed | world rail speed record set in 1990 ⓘ |
| speedMeasurementMethod | precise electronic timing and tracking ⓘ |
| testCampaign | V150 speed record campaign ⓘ |
| testPurpose |
demonstrate capabilities of LGV Est européenne
ⓘ
validate high-speed technologies ⓘ |
| testSectionAlignment | optimized for high speed ⓘ |
| testSectionGradient | slight downhill gradient used ⓘ |
| trackCondition | specially prepared track ⓘ |
| tractionType | electric ⓘ |
| trainType | electric multiple unit ⓘ |
| wheelDiameterModification | increased wheel diameter for higher speed ⓘ |
| worldRecordStatusAsOf2007 | highest speed reached by a conventional train ⓘ |
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: TGV V150 test train Description of subject: The TGV V150 test train is a specially modified French high-speed train that set the world rail speed record for conventional trains by reaching 574.8 km/h (357.2 mph) in 2007.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
TGV POS trainset
linked to: TGV V150 test train