Class 166 train
E156651
The Class 166 train is a British diesel multiple unit used primarily for regional and commuter services, notably in the Great Western Railway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Class 166 train canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1339014 — 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 166 train Context triple: [Great Western Railway, fleetIncludes, Class 166 train]
-
A.
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.
-
B.
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.
-
C.
Class 158 Express Sprinter
The Class 158 Express Sprinter is a British diesel multiple-unit train introduced in the late 1980s for regional and intercity services, known for its improved comfort and performance over earlier Sprinter units.
-
D.
6 train
The 6 train is a local New York City Subway service running along the Lexington Avenue Line in Manhattan and into the Bronx.
-
E.
Class 156 Super Sprinter
The Class 156 Super Sprinter is a British two-car diesel multiple unit train built in the late 1980s for regional and local passenger services 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 166 train Target entity description: The Class 166 train is a British diesel multiple unit used primarily for regional and commuter services, notably in the Great Western Railway network.
-
A.
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.
-
B.
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.
-
C.
Class 158 Express Sprinter
The Class 158 Express Sprinter is a British diesel multiple-unit train introduced in the late 1980s for regional and intercity services, known for its improved comfort and performance over earlier Sprinter units.
-
D.
6 train
The 6 train is a local New York City Subway service running along the Lexington Avenue Line in Manhattan and into the Bronx.
-
E.
Class 156 Super Sprinter
The Class 156 Super Sprinter is a British two-car diesel multiple unit train built in the late 1980s for regional and local passenger services across the UK rail network.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
diesel multiple unit
ⓘ
rolling stock class ⓘ train ⓘ |
| brakeType | air brakes ⓘ |
| builtFor | Network SouthEast ⓘ |
| carBodyConstruction | steel ⓘ |
| configuration | diesel multiple unit ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| couplingType | BSI automatic coupler ⓘ |
| designedFor |
commuter services
ⓘ
regional services ⓘ |
| doorType | powered sliding doors ⓘ |
| engineType | diesel engine ⓘ |
| enteredService | 1993 ⓘ |
| family |
Networker Turbo
ⓘ
linked to:
Networker Turbo (Class 165/166)
|
| fleetNumbers | 166201–166221 ⓘ |
| formation | 3-car set ⓘ |
| gauge | standard gauge ⓘ |
| hasClassDesignation | 166 ⓘ |
| hasNickname | Turbo Express ⓘ |
| introduced | early 1990s ⓘ |
| manufacturer |
ABB Transportation
ⓘ
linked to:
ABB Daimler-Benz Transportation
ABB Transportation Limited ⓘ
linked to:
ABB Daimler-Benz Transportation
|
| maximumSpeed |
145 km/h
ⓘ
90 mph ⓘ |
| multipleWorking | compatible with Class 165 ⓘ |
| numberBuilt | 21 units ⓘ |
| operator |
First Great Western
ⓘ
First Great Western Link ⓘ Great Western Railway ⓘ Network SouthEast ⓘ Thames Trains ⓘ |
| operatorType | mainline railway operator ⓘ |
| owner | rolling stock leasing companies in the UK ⓘ |
| powerSupply | onboard diesel generation ⓘ |
| powerType | diesel ⓘ |
| primaryRegion |
Great Western Railway network
ⓘ
linked to:
Great Western Railway
|
| region |
Great Western Main Line area
ⓘ
linked to:
Great Western Main Line
|
| relatedTo | British Rail Class 165 ⓘ |
| serviceRole |
express suburban services
ⓘ
outer suburban services ⓘ |
| serviceType | passenger ⓘ |
| trackGauge | 1435 mm ⓘ |
| UICClassification | Bo′2′2′Bo′ ⓘ |
| usedOn |
regional routes in southern England
ⓘ
suburban routes around London and the Thames Valley ⓘ |
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 166 train Description of subject: The Class 166 train is a British diesel multiple unit used primarily for regional and commuter services, notably in the Great Western Railway network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.