Class 387/4
E639654
Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Class 387/4 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6996137 — 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 387/4 Context triple: [British Rail Class 387, subclass, Class 387/4]
-
A.
Class 387/3
Class 387/3 is a subseries of the British Rail Class 387 electric multiple units, built for high-capacity commuter services with modern onboard amenities and performance.
-
B.
Class 387/2
Class 387/2 is a subseries of the British Rail Class 387 electric multiple units, built for high-capacity commuter and airport services on the UK rail network.
-
C.
Class 387/1
Class 387/1 is a subseries of the British Rail Class 387 electric multiple units, designed for high-density commuter services on the UK rail network.
-
D.
Class 165/1
Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
-
E.
Class 150/1
Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger 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: Class 387/4 Target entity description: Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
-
A.
Class 387/3
Class 387/3 is a subseries of the British Rail Class 387 electric multiple units, built for high-capacity commuter services with modern onboard amenities and performance.
-
B.
Class 387/2
Class 387/2 is a subseries of the British Rail Class 387 electric multiple units, built for high-capacity commuter and airport services on the UK rail network.
-
C.
Class 387/1
Class 387/1 is a subseries of the British Rail Class 387 electric multiple units, designed for high-density commuter services on the UK rail network.
-
D.
Class 165/1
Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
-
E.
Class 150/1
Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger services.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
railway rolling stock class ⓘ |
| brakeType | electro-pneumatic brakes ⓘ |
| builder | Bombardier Transportation Derby Litchurch Lane Works ⓘ |
| configuration | multiple unit ⓘ |
| country | United Kingdom ⓘ |
| couplingType |
Dellner coupler
ⓘ
linked to:
Dellner automatic couplers
|
| designedBy |
Bombardier Transportation
ⓘ
linked to:
Alstom (formerly Bombardier Transportation)
|
| designedFor |
high-capacity commuter services
ⓘ
high-frequency stopping services ⓘ regional services ⓘ |
| designedToOperateOn | 25 kV AC electrified routes ⓘ |
| designedToReplace | older suburban EMU stock ⓘ |
| doorType | sliding plug doors ⓘ |
| electrificationSystem | 25 kV AC overhead ⓘ |
| family | Electrostar ⓘ |
| hasClass |
first class seating
ⓘ
standard class seating ⓘ |
| hasFeature |
air-conditioned saloons
ⓘ
high-density seating layout ⓘ on-board passenger information system ⓘ |
| hasFormation | 4-car units ⓘ |
| hasInteriorLayout |
2+1 seating in first class
ⓘ
2+2 seating in standard class ⓘ |
| hasOperator |
Govia Thameslink Railway
ⓘ
Great Western Railway ⓘ |
| hasPowerCollectionMethod | pantograph ⓘ |
| introducedFor | high-capacity outer suburban routes ⓘ |
| manufacturer |
Bombardier Transportation
ⓘ
linked to:
Alstom (formerly Bombardier Transportation)
|
| multipleWorking | can work in multiple with other Class 387 units ⓘ |
| operatedOn |
UK rail network
ⓘ
commuter routes into London ⓘ |
| partOfSeries | British Rail Electrostar family ⓘ |
| powerType | electric ⓘ |
| railwaySystem | National Rail ⓘ |
| safetySystem |
AWS
ⓘ
GSM-R ⓘ TPWS ⓘ |
| subclassOf | British Rail Class 387 ⓘ |
| trackGauge | standard gauge ⓘ |
| trainType |
commuter train
ⓘ
regional train ⓘ |
| UICClassification | Bo′Bo′+2′2′ or similar EMU arrangement ⓘ |
| usedFor | passenger transport ⓘ |
| usedOnServiceType |
regional services
ⓘ
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 387/4 Description of subject: Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Class 387 train