LMS Coronation Class
E400048
The LMS Coronation Class was a fleet of powerful British express passenger steam locomotives built for the London, Midland and Scottish Railway in the 1930s, renowned for their streamlined design and high-speed performance.
All labels observed (2)
| Label | Occurrences |
|---|---|
| LMS Princess Coronation Class | 3 |
| LMS Coronation Class canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3917022 — 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: LMS Coronation Class Context triple: [LMS Princess Royal Class, successorClass, LMS Coronation Class]
-
A.
LMS Jubilee Class
The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
-
B.
LMS Princess Royal Class
The LMS Princess Royal Class was a series of powerful British express passenger steam locomotives built in the 1930s for high-speed mainline services on the London, Midland and Scottish Railway.
-
C.
LNER Class A1
The LNER Class A1 was a series of powerful British express passenger steam locomotives designed by Sir Nigel Gresley for high-speed mainline services in the early 20th century.
-
D.
LNER Class A3 4472 Flying Scotsman
LNER Class A3 4472 Flying Scotsman is a famous British steam locomotive renowned for being one of the world’s most iconic express passenger engines and the first to officially reach 100 mph.
-
E.
LNER Class A4 4468 Mallard
LNER Class A4 4468 Mallard is a famous British steam locomotive best known for holding the world speed record for steam traction, set in 1938.
- 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: LMS Coronation Class Target entity description: The LMS Coronation Class was a fleet of powerful British express passenger steam locomotives built for the London, Midland and Scottish Railway in the 1930s, renowned for their streamlined design and high-speed performance.
-
A.
LMS Jubilee Class
The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
-
B.
LMS Princess Royal Class
The LMS Princess Royal Class was a series of powerful British express passenger steam locomotives built in the 1930s for high-speed mainline services on the London, Midland and Scottish Railway.
-
C.
LNER Class A1
The LNER Class A1 was a series of powerful British express passenger steam locomotives designed by Sir Nigel Gresley for high-speed mainline services in the early 20th century.
-
D.
LNER Class A3 4472 Flying Scotsman
LNER Class A3 4472 Flying Scotsman is a famous British steam locomotive renowned for being one of the world’s most iconic express passenger engines and the first to officially reach 100 mph.
-
E.
LNER Class A4 4468 Mallard
LNER Class A4 4468 Mallard is a famous British steam locomotive best known for holding the world speed record for steam traction, set in 1938.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
express passenger locomotive class
ⓘ
steam locomotive class ⓘ |
| boilerPressure | 250 psi ⓘ |
| buildEnd | 1944 ⓘ |
| builder |
Crewe Works
ⓘ
surface form:
LMS Crewe Works
|
| buildStart | 1937 ⓘ |
| category |
4-6-2 locomotives
ⓘ
British steam locomotives ⓘ express passenger steam locomotives ⓘ |
| classLeader | 6220 Coronation ⓘ |
| configuration | tender locomotive ⓘ |
| country | United Kingdom ⓘ |
| cylinderArrangement | four-cylinder ⓘ |
| cylinderCount | 4 ⓘ |
| designedFor | high-speed express services ⓘ |
| designer |
Crewe Works
ⓘ
surface form:
LMS Crewe Works drawing office
William Stanier ⓘ |
| driverDiameter | 6 ft 9 in ⓘ |
| finalWithdrawal | 1964 ⓘ |
| fuelType | coal ⓘ |
| gauge | standard gauge ⓘ |
| heritageOperation | mainline railtours in preservation ⓘ |
| introduced | 1937 ⓘ |
| museumDisplay |
National Railway Museum
ⓘ
surface form:
National Railway Museum, York
|
| nickName |
Coronation Pacifics
ⓘ
Duchess Class ⓘ |
| notableFeature |
de-streamlined later in service for easier maintenance
ⓘ
double chimney on later or rebuilt examples ⓘ smokebox top nameplates on some locomotives ⓘ streamlined casing on early members of the class ⓘ |
| operator |
British Rail
ⓘ
surface form:
British Railways
London, Midland and Scottish Railway ⓘ |
| powerType | steam ⓘ |
| preservedExample |
Duchess of Hamilton
ⓘ
surface form:
6229 Duchess of Hamilton
6233 Duchess of Sutherland ⓘ 6235 City of Birmingham ⓘ |
| preservedUnits | 3 ⓘ |
| primaryRoute | London Euston to Glasgow ⓘ |
| primaryService | express passenger ⓘ |
| railwayCompany | London, Midland and Scottish Railway ⓘ |
| railwayRegion |
West Coast Main Line
ⓘ
surface form:
LMS West Coast Main Line
|
| recordClaim | high-speed runs exceeding 110 mph ⓘ |
| relatedClass |
LMS Coronation Class
self-linksurface differs
ⓘ
surface form:
LMS Princess Coronation Class
LMS Princess Royal Class ⓘ |
| serviceWithdrawalEnd | 1964 ⓘ |
| serviceWithdrawalStart | 1962 ⓘ |
| successorClass | BR Standard Class 7 Britannia ⓘ |
| totalProduced | 38 ⓘ |
| trackGauge | 1435 mm ⓘ |
| UICClassification | 2′C1′ h4 ⓘ |
| valveGear | Walschaerts ⓘ |
| wheelArrangement | 4-6-2 ⓘ |
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: LMS Coronation Class Description of subject: The LMS Coronation Class was a fleet of powerful British express passenger steam locomotives built for the London, Midland and Scottish Railway in the 1930s, renowned for their streamlined design and high-speed performance.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
LMS Princess Coronation Class
this entity surface form:
LMS Princess Coronation Class
this entity surface form:
LMS Princess Coronation Class