British Rail Class 159
E448402
The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
All labels observed (3)
| Label | Occurrences |
|---|---|
| British Rail Class 159 canonical | 2 |
| British Rail Class 159/0 | 1 |
| British Rail Class 159/1 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4509733 — 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 159 Context triple: [London Waterloo–Exeter, primaryRollingStock, British Rail Class 159]
-
A.
British Rail Class 168
The British Rail Class 168 is a diesel multiple-unit train used primarily by Chiltern Railways for regional and intercity services in the United Kingdom.
-
B.
British Rail Class 395
The British Rail Class 395 is a high-speed electric multiple unit train used in the UK, best known for operating Southeastern’s domestic services on High Speed 1 between London and Kent.
-
C.
British Rail Class 323
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.
-
D.
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.
-
E.
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.
- 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 159 Target entity description: The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
-
A.
British Rail Class 168
The British Rail Class 168 is a diesel multiple-unit train used primarily by Chiltern Railways for regional and intercity services in the United Kingdom.
-
B.
British Rail Class 395
The British Rail Class 395 is a high-speed electric multiple unit train used in the UK, best known for operating Southeastern’s domestic services on High Speed 1 between London and Kent.
-
C.
British Rail Class 323
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
British Rail diesel multiple unit
ⓘ
diesel multiple unit ⓘ passenger train ⓘ |
| brakeType | air brakes ⓘ |
| builtFor | Network SouthEast NERFINISHED ⓘ |
| carBodyConstruction | steel ⓘ |
| countryOfOperation | United Kingdom NERFINISHED ⓘ |
| coupling | BSI automatic coupler ⓘ |
| designedFor |
intercity-style services
ⓘ
long-distance regional services ⓘ |
| doorType | single-leaf sliding plug doors ⓘ |
| engineType | diesel engine ⓘ |
| enteredService | 1993 ⓘ |
| family | Sprinter ⓘ |
| formation | 3-car set ⓘ |
| formerOperator |
Network SouthEast
NERFINISHED
ⓘ
South West Trains NERFINISHED ⓘ |
| gauge | 1435 mm ⓘ |
| hasNumberRange |
159001–159022
ⓘ
159101–159108 ⓘ |
| hasSubclass |
British Rail Class 159/0
NERFINISHED
ⓘ
British Rail Class 159/1 NERFINISHED ⓘ |
| introduced | 1992 ⓘ |
| manufacturer | BREL Derby NERFINISHED ⓘ |
| multipleWorking |
compatible with Class 158
ⓘ
compatible with other Sprinter units ⓘ |
| operator | South Western Railway NERFINISHED ⓘ |
| operatorClassDesignation | 159 ⓘ |
| operatorColourScheme | South Western Railway livery NERFINISHED ⓘ |
| operatorDepot | Salisbury depot NERFINISHED ⓘ |
| powerSupply | onboard diesel generation ⓘ |
| powerType | diesel ⓘ |
| previousLivery |
Network SouthEast livery
ⓘ
South West Trains livery ⓘ |
| primaryRegionOfOperation | South West England NERFINISHED ⓘ |
| primaryRoute |
London Waterloo – Exeter St Davids
NERFINISHED
ⓘ
London Waterloo – Salisbury NERFINISHED ⓘ |
| safetySystem |
AWS
NERFINISHED
ⓘ
TPWS NERFINISHED ⓘ |
| serviceType |
inter-urban rail
ⓘ
regional rail ⓘ |
| topSpeed |
145 km/h
ⓘ
90 mph ⓘ |
| trackGauge | standard gauge ⓘ |
| UICClassification | 2′B′+B′2′ ⓘ |
| usedOn |
Salisbury–Exeter route
NERFINISHED
ⓘ
West of England Main Line NERFINISHED ⓘ |
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 159 Description of subject: The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
British Rail Class 159/0
this entity surface form:
British Rail Class 159/1