Class 387 train
E162218
The Class 387 train is a modern British electric multiple unit used for high-frequency commuter and regional services, known for its air-conditioned interiors and improved passenger comfort.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Class 387 electric multiple unit | 1 |
| Class 387 train canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1339017 — 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 train Context triple: [Great Western Railway, fleetIncludes, Class 387 train]
-
A.
Class 166 train
The Class 166 train is a British diesel multiple unit used primarily for regional and commuter services, notably in the Great Western Railway network.
-
B.
Class 165 train
The Class 165 train is a British diesel multiple unit used primarily for suburban and regional passenger services, notably around the Thames Valley and Chiltern routes.
-
C.
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.
-
D.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
E.
Class 150 train
The Class 150 train is a British diesel multiple unit introduced in the 1980s for regional and commuter services, widely used across 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 387 train Target entity description: The Class 387 train is a modern British electric multiple unit used for high-frequency commuter and regional services, known for its air-conditioned interiors and improved passenger comfort.
-
A.
Class 166 train
The Class 166 train is a British diesel multiple unit used primarily for regional and commuter services, notably in the Great Western Railway network.
-
B.
Class 165 train
The Class 165 train is a British diesel multiple unit used primarily for suburban and regional passenger services, notably around the Thames Valley and Chiltern routes.
-
C.
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.
-
D.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
E.
Class 150 train
The Class 150 train is a British diesel multiple unit introduced in the 1980s for regional and commuter services, widely used across the UK rail network.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
passenger train ⓘ |
| brakeType |
electro-pneumatic
ⓘ
regenerative braking ⓘ |
| builder | Bombardier Transportation Derby Litchurch Lane Works ⓘ |
| carBodyConstruction | aluminium ⓘ |
| collectionMethod |
pantograph
ⓘ
third rail shoegear ⓘ |
| country | United Kingdom ⓘ |
| couplingType | Scharfenberg coupler ⓘ |
| designedBy |
Alstom (formerly Bombardier Transportation)
ⓘ
surface form:
Bombardier Transportation UK
|
| designedFor |
commuter services
ⓘ
regional services ⓘ |
| doorType | sliding plug doors ⓘ |
| electricSystem |
25 kV AC overhead
ⓘ
750 V DC third rail ⓘ |
| enteredService | 2014 ⓘ |
| family | Electrostar ⓘ |
| feature |
air-conditioned interiors
ⓘ
high-density seating layout ⓘ improved passenger comfort ⓘ on-board Wi-Fi ⓘ passenger information system ⓘ power sockets at seats ⓘ |
| formation | 4-car unit ⓘ |
| gauge | 1435 mm ⓘ |
| introduced | 2014 ⓘ |
| manufacturer |
Bombardier
ⓘ
surface form:
Bombardier Transportation
|
| maximumSpeed |
110 mph
ⓘ
177 km/h ⓘ |
| multipleWorking | compatible with other Electrostar units ⓘ |
| operator |
Govia Thameslink Railway
ⓘ
Great Western Railway ⓘ Heathrow Express ⓘ c2c ⓘ |
| operatorArea | Great Britain ⓘ |
| powerType | electric ⓘ |
| subclass |
Class 387/1
ⓘ
Class 387/2 ⓘ Class 387/3 ⓘ Class 387/4 ⓘ |
| trackGauge | standard gauge ⓘ |
| UICClassification | Bo′Bo′+2′2′+2′2′+Bo′Bo′ ⓘ |
| usedFor | high-frequency services ⓘ |
| usedOn |
Great Western Main Line
ⓘ
Heathrow Connect ⓘ
surface form:
Heathrow Airport services
Thameslink routes ⓘ commuter routes into London ⓘ |
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 train Description of subject: The Class 387 train is a modern British electric multiple unit used for high-frequency commuter and regional services, known for its air-conditioned interiors and improved passenger comfort.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Great Northern
this entity surface form:
Class 387 electric multiple unit