Alstom Class 460
E740345
The Alstom Class 460 is a fleet of electric multiple-unit trains built by Alstom for use on the Gatwick Express service between London Victoria and Gatwick Airport in the United Kingdom.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alstom Class 460 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8142081 — 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: Alstom Class 460 Context triple: [Alstom multiple units, hasSubclass, Alstom Class 460]
-
A.
Alstom Class 180
The Alstom Class 180 is a high-speed diesel multiple unit train used on intercity passenger services in the United Kingdom.
-
B.
Alstom Class 334
The Alstom Class 334 is a fleet of electric multiple-unit passenger trains built by Alstom for commuter and regional services on the Scottish rail network.
-
C.
British Rail Class 465
The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
-
D.
British Rail Class 458
The British Rail Class 458 is a fleet of electric multiple-unit passenger trains used for suburban and regional services in the south of England, particularly around London.
-
E.
British Rail Class 450
The British Rail Class 450 is a fleet of electric multiple unit commuter trains operated in southern England, particularly on suburban and regional services.
- 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: Alstom Class 460 Target entity description: The Alstom Class 460 is a fleet of electric multiple-unit trains built by Alstom for use on the Gatwick Express service between London Victoria and Gatwick Airport in the United Kingdom.
-
A.
Alstom Class 180
The Alstom Class 180 is a high-speed diesel multiple unit train used on intercity passenger services in the United Kingdom.
-
B.
Alstom Class 334
The Alstom Class 334 is a fleet of electric multiple-unit passenger trains built by Alstom for commuter and regional services on the Scottish rail network.
-
C.
British Rail Class 465
The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
-
D.
British Rail Class 458
The British Rail Class 458 is a fleet of electric multiple-unit passenger trains used for suburban and regional services in the south of England, particularly around London.
-
E.
British Rail Class 450
The British Rail Class 450 is a fleet of electric multiple unit commuter trains operated in southern England, particularly on suburban and regional services.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
British Rail electric multiple unit
ⓘ
electric multiple unit ⓘ |
| brakingSystem | air brakes ⓘ |
| carBodyConstruction | aluminium ⓘ |
| category |
Electric multiple units of Great Britain
ⓘ
Gatwick Express rolling stock ⓘ |
| country | United Kingdom ⓘ |
| couplingCompatibility | Juniper family units ⓘ |
| couplingType | Dellner ⓘ |
| depot | Lovers Walk depot, Brighton ⓘ |
| designedBy |
Alstom Transport
ⓘ
linked to:
Alstom
|
| designedFor | dedicated Gatwick Express services ⓘ |
| designedForLuggageSpace | true ⓘ |
| doorType | power-operated sliding plug doors ⓘ |
| electrificationSystem | 750 V DC third rail ⓘ |
| enteredServiceForGatwickExpress | 2000 ⓘ |
| family | Juniper ⓘ |
| fleetNumbers | 460001–460008 ⓘ |
| formation | 8-car sets ⓘ |
| introduced | early 2000s ⓘ |
| manufacturer | Alstom ⓘ |
| maximumSpeed |
100 mph
ⓘ
160 km/h ⓘ |
| numberBuilt | 8 units ⓘ |
| operator |
Gatwick Express
ⓘ
Southern ⓘ |
| operatorAfterFranchiseChanges |
Southern Railway (train operating company)
ⓘ
linked to:
Southern (train operating company)
|
| operatorBeforeRebuild | Gatwick Express franchise ⓘ |
| operatorRegion |
Southern Region of British railway network
ⓘ
linked to:
Southern Region of British Railways
|
| originalLivery | Gatwick Express red and grey ⓘ |
| originalUse | non-stop or limited-stop Gatwick Express services ⓘ |
| owner | Porterbrook ⓘ |
| powerType | electric ⓘ |
| primaryRoute |
London Victoria – Gatwick Airport
ⓘ
linked to:
Gatwick Airport railway station
|
| railwayNetwork |
National Rail (Great Britain)
ⓘ
linked to:
National Rail
|
| rebuildProgrammePeriod | early 2010s ⓘ |
| rebuiltInto | Class 458/5 units ⓘ |
| relatedClass |
Alstom Class 334
ⓘ
Alstom Class 458 ⓘ
linked to:
British Rail Class 458
|
| serviceArea |
Gatwick Airport
ⓘ
London ⓘ
linked to:
London, England
|
| serviceType | airport rail link ⓘ |
| trackGauge | standard gauge ⓘ |
| trainProtectionSystem |
AWS
ⓘ
TPWS ⓘ |
| UICClassification | Bo′Bo′+2′2′+Bo′Bo′+2′2′+Bo′Bo′+2′2′+Bo′Bo′+2′2′ ⓘ |
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: Alstom Class 460 Description of subject: The Alstom Class 460 is a fleet of electric multiple-unit trains built by Alstom for use on the Gatwick Express service between London Victoria and Gatwick Airport in the United Kingdom.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.