British Rail Class 323
E273922
The British Rail Class 323 is a type of electric multiple unit train widely used on suburban and commuter rail services in the West Midlands and North West England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| British Rail Class 323 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2525136 — 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: British Rail Class 323 Context triple: [Cross-City Line, primaryRollingStock, British Rail Class 323]
-
A.
British Rail Class 332
The British Rail Class 332 is an electric multiple unit train type built in the late 1990s specifically for high-speed, premium passenger services between London Paddington and Heathrow Airport.
-
B.
British Rail Class 387
The British Rail Class 387 is a fleet of modern electric multiple-unit trains used on high-speed commuter and airport services in the UK.
-
C.
British Rail Class 373
The British Rail Class 373 is a high-speed electric multiple unit train designed for cross-Channel services through the Channel Tunnel, primarily operated by Eurostar between the UK and mainland Europe.
-
D.
British Rail Class 377
The British Rail Class 377 is a fleet of electric multiple-unit commuter trains widely used in southeast England, particularly by Govia Thameslink Railway services.
-
E.
British Rail Class 172
The British Rail Class 172 is a diesel multiple-unit train used on regional and suburban services in the UK, featuring improved performance, reliability, and passenger comfort over earlier Turbostar units.
- 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: British Rail Class 323 Target entity description: The British Rail Class 323 is a type of electric multiple unit train widely used on suburban and commuter rail services in the West Midlands and North West England.
-
A.
British Rail Class 332
The British Rail Class 332 is an electric multiple unit train type built in the late 1990s specifically for high-speed, premium passenger services between London Paddington and Heathrow Airport.
-
B.
British Rail Class 387
The British Rail Class 387 is a fleet of modern electric multiple-unit trains used on high-speed commuter and airport services in the UK.
-
C.
British Rail Class 373
The British Rail Class 373 is a high-speed electric multiple unit train designed for cross-Channel services through the Channel Tunnel, primarily operated by Eurostar between the UK and mainland Europe.
-
D.
British Rail Class 377
The British Rail Class 377 is a fleet of electric multiple-unit commuter trains widely used in southeast England, particularly by Govia Thameslink Railway services.
-
E.
British Rail Class 172
The British Rail Class 172 is a diesel multiple-unit train used on regional and suburban services in the UK, featuring improved performance, reliability, and passenger comfort over earlier Turbostar units.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
train ⓘ |
| bogieType | powered bogies on driving cars ⓘ |
| brakeType |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBodyConstruction | steel ⓘ |
| collectionMethod | pantograph ⓘ |
| countryOfOperation | United Kingdom ⓘ |
| couplingType | Tightlock ⓘ |
| designedBy | Hunslet Transportation Projects ⓘ |
| designedFor |
commuter services
ⓘ
suburban services ⓘ |
| doorArrangement | three pairs per side per car (approximate) ⓘ |
| doorType | power-operated sliding doors ⓘ |
| electricSystem | 25 kV AC overhead ⓘ |
| enteredService | 1994 ⓘ |
| family |
Networker
ⓘ
surface form:
Networker family
|
| formation | 3-car set ⓘ |
| introduced | 1992 ⓘ |
| manufacturer |
Hunslet Transportation Projects
ⓘ
Hunslet Engine Company ⓘ
surface form:
Hunslet-Barclay
|
| maximumSpeed |
145 km/h
ⓘ
90 mph ⓘ |
| multipleWorking | with other Class 323 units ⓘ |
| numberBuilt | 43 units ⓘ |
| operator |
British Rail
ⓘ
Northern Trains ⓘ West Midlands Railway ⓘ
surface form:
West Midlands Trains
|
| operatorRegion |
Birmingham
ⓘ
surface form:
Birmingham area
Manchester area ⓘ |
| owner | rolling stock leasing companies ⓘ |
| powerOutput | approximately 1,000 kW ⓘ |
| powerType | electric ⓘ |
| primaryRegionOfOperation |
North West England
ⓘ
West Midlands ⓘ |
| serviceMode | high-frequency suburban operation ⓘ |
| serviceType |
all-stations services
ⓘ
stopping services ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
| usedOn |
Cross-City Line
ⓘ
Greater Manchester suburban routes ⓘ |
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: British Rail Class 323 Description of subject: The British Rail Class 323 is a type of electric multiple unit train widely used on suburban and commuter rail services in the West Midlands and North West England.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.