Class 345 Aventra
E293571
The Class 345 Aventra is a modern electric multiple unit train built by Bombardier (now Alstom) for high-capacity, high-frequency commuter services on London’s Elizabeth line.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Class 345 Aventra canonical | 3 |
| Aventra multiple units | 1 |
| Class 345 Aventra electric multiple unit | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2720892 — 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: Class 345 Aventra Context triple: [Elizabeth line, rollingStock, Class 345 Aventra]
-
A.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
B.
Class 379 Electrostar
The Class 379 Electrostar is a British electric multiple-unit train type built by Bombardier for high-frequency commuter and airport services, known for its modern design and passenger comfort.
-
C.
Class 390 Pendolino
The Class 390 Pendolino is a high-speed tilting electric multiple unit train used by Avanti West Coast on the West Coast Main Line in the United Kingdom.
-
D.
Class 397 Civity EMU
The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
-
E.
Class 360 Desiro
The Class 360 Desiro is a type of electric multiple unit passenger train used on regional and commuter services in the UK rail 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: Class 345 Aventra Target entity description: The Class 345 Aventra is a modern electric multiple unit train built by Bombardier (now Alstom) for high-capacity, high-frequency commuter services on London’s Elizabeth line.
-
A.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
B.
Class 379 Electrostar
The Class 379 Electrostar is a British electric multiple-unit train type built by Bombardier for high-frequency commuter and airport services, known for its modern design and passenger comfort.
-
C.
Class 390 Pendolino
The Class 390 Pendolino is a high-speed tilting electric multiple unit train used by Avanti West Coast on the West Coast Main Line in the United Kingdom.
-
D.
Class 397 Civity EMU
The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
-
E.
Class 360 Desiro
The Class 360 Desiro is a type of electric multiple unit passenger train used on regional and commuter services in the UK rail network.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Aventra family train
ⓘ
commuter train ⓘ electric multiple unit ⓘ |
| brakeType | regenerative braking ⓘ |
| builtFor |
Elizabeth line
ⓘ
surface form:
Crossrail project
Elizabeth line ⓘ |
| carBodyMaterial | aluminium ⓘ |
| collectionMethod | pantograph ⓘ |
| countryOfOperation | United Kingdom ⓘ |
| depot |
Ilford depot
ⓘ
Old Oak Common depot ⓘ |
| designedBy |
Alstom (formerly Bombardier Transportation)
ⓘ
surface form:
Bombardier Transportation UK
|
| designedFor |
high-capacity commuter services
ⓘ
high-frequency services ⓘ reduced dwell times ⓘ urban and suburban services ⓘ |
| designedToMeet | accessibility standards for step-free access ⓘ |
| doorConfiguration | wide sliding plug doors ⓘ |
| electricSystem | 25 kV AC overhead ⓘ |
| enteredServiceOnElizabethLine | 2017 ⓘ |
| family | Aventra ⓘ |
| formation | 9-car units ⓘ |
| hasFeature |
CCTV
ⓘ
air conditioning ⓘ dedicated wheelchair spaces ⓘ energy-efficient traction system ⓘ passenger information systems ⓘ priority seating ⓘ walk-through interiors ⓘ |
| hasSafetySystem |
AWS
ⓘ
CBTC (in central section) ⓘ European Train Control System ⓘ
surface form:
ETCS
TPWS ⓘ |
| introduced | 2017 ⓘ |
| manufacturer |
Alstom
ⓘ
Alstom (formerly Bombardier Transportation) ⓘ
surface form:
Bombardier Transportation
|
| multipleWorking | within class only ⓘ |
| numberOfUnitsBuilt | 70+ ⓘ |
| operatedBy |
Elizabeth line
ⓘ
surface form:
MTR Elizabeth line
|
| operatedOnLine | Elizabeth line ⓘ |
| operatesThrough | central Elizabeth line core tunnels ⓘ |
| operatorRegion |
South East England
ⓘ
surface form:
London and South East England
|
| orderPlacedBy | Transport for London ⓘ |
| owner | Transport for London ⓘ |
| powerType | electric ⓘ |
| primaryCityServed |
London, England
ⓘ
surface form:
London
|
| serviceType | stopping commuter service ⓘ |
| trackGauge | standard gauge ⓘ |
| usedFor |
airport services to Heathrow
ⓘ
inner suburban services ⓘ |
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: Class 345 Aventra Description of subject: The Class 345 Aventra is a modern electric multiple unit train built by Bombardier (now Alstom) for high-capacity, high-frequency commuter services on London’s Elizabeth line.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
British Rail Class 730
this entity surface form:
Aventra multiple units
subject surface form:
TfL Rail
this entity surface form:
Class 345 Aventra electric multiple unit