LMS Turbomotive (experimental turbine locomotive)
E465334
LMS Turbomotive was an experimental British steam turbine locomotive built for the London, Midland and Scottish Railway in the 1930s as an innovative alternative to conventional piston-driven steam engines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| LMS Turbomotive (experimental turbine locomotive) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4732443 — 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 Turbomotive (experimental turbine locomotive) Context triple: [William Stanier, designed, LMS Turbomotive (experimental turbine locomotive)]
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A.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
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B.
USRA 2-8-8-2 articulated locomotive
The USRA 2-8-8-2 articulated locomotive was a heavy freight steam engine design developed under the United States Railroad Administration during World War I, known for its powerful compound articulated configuration used by multiple American railroads.
-
C.
USRA 2-6-6-2 articulated locomotive
The USRA 2-6-6-2 articulated locomotive was a standardized World War I–era American steam freight engine featuring a Mallet-type articulated wheel arrangement designed for heavy, slow freight service on steep grades and curving track.
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D.
Lion steam locomotive
The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
-
E.
Adler (locomotive)
Adler was Germany’s first successful steam locomotive, built in Britain and famously used to haul trains on the pioneering Nuremberg–Fürth railway in the 1830s.
- 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 Turbomotive (experimental turbine locomotive) Target entity description: LMS Turbomotive was an experimental British steam turbine locomotive built for the London, Midland and Scottish Railway in the 1930s as an innovative alternative to conventional piston-driven steam engines.
-
A.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
-
B.
USRA 2-8-8-2 articulated locomotive
The USRA 2-8-8-2 articulated locomotive was a heavy freight steam engine design developed under the United States Railroad Administration during World War I, known for its powerful compound articulated configuration used by multiple American railroads.
-
C.
USRA 2-6-6-2 articulated locomotive
The USRA 2-6-6-2 articulated locomotive was a standardized World War I–era American steam freight engine featuring a Mallet-type articulated wheel arrangement designed for heavy, slow freight service on steep grades and curving track.
-
D.
Lion steam locomotive
The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
-
E.
Adler (locomotive)
Adler was Germany’s first successful steam locomotive, built in Britain and famously used to haul trains on the pioneering Nuremberg–Fürth railway in the 1830s.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
experimental steam turbine locomotive
ⓘ
prototype locomotive ⓘ steam locomotive ⓘ |
| boilerPressure | 250 psi ⓘ |
| boilerType | LMS 2A type boiler ⓘ |
| brakeType | vacuum ⓘ |
| buildDate | 1935 ⓘ |
| builder | LMS Crewe Works NERFINISHED ⓘ |
| classFamily | LMS Princess Royal Class NERFINISHED ⓘ |
| configuration | 4-6-2 ⓘ |
| country | United Kingdom ⓘ |
| cylinderCount | 0 ⓘ |
| designer |
LMS Crewe Works
NERFINISHED
ⓘ
William Stanier NERFINISHED ⓘ |
| driveType | turbine driving the middle coupled axle via reduction gearing ⓘ |
| enteredService | 1935 ⓘ |
| fate | reconstructed as a conventional locomotive and later scrapped ⓘ |
| fleetNumber | 6202 ⓘ |
| fuelType | coal ⓘ |
| gauge | standard gauge ⓘ |
| heritageStatus | no preserved examples ⓘ |
| innovationGoal |
improve efficiency over conventional piston steam locomotives
ⓘ
reduce maintenance compared with reciprocating engines ⓘ |
| maximumSpeed | over 90 mph ⓘ |
| notableFeature |
based on the Princess Royal Class chassis
ⓘ
designed to reduce hammer blow on the track ⓘ used a steam turbine instead of reciprocating cylinders ⓘ |
| operator | London, Midland and Scottish Railway NERFINISHED ⓘ |
| originalNumber | 6202 ⓘ |
| powerOutput | approximately 2,400 hp ⓘ |
| powerType | steam ⓘ |
| propulsionType | steam turbine ⓘ |
| purpose | express passenger service ⓘ |
| railwayCompany | London, Midland and Scottish Railway NERFINISHED ⓘ |
| rebuildReason | turbine system proved unreliable and complex ⓘ |
| rebuildTo | conventional piston-driven Princess Royal type locomotive ⓘ |
| route | West Coast Main Line NERFINISHED ⓘ |
| scrapped | 1952 ⓘ |
| serviceRole | main line express locomotive ⓘ |
| tenderType | non-corridor tender ⓘ |
| totalProduced | 1 ⓘ |
| trackGauge | 1,435 mm ⓘ |
| trainHeating | steam ⓘ |
| turbineType | single-direction main turbine with separate reverse turbine ⓘ |
| UICClassification | 2′C1′ h4t ⓘ |
| valveGear | none ⓘ |
| waterCapacity | 4,000 imperial gallons ⓘ |
| wheelArrangement | Pacific NERFINISHED ⓘ |
| withdrawalDate | 1949 ⓘ |
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 Turbomotive (experimental turbine locomotive) Description of subject: LMS Turbomotive was an experimental British steam turbine locomotive built for the London, Midland and Scottish Railway in the 1930s as an innovative alternative to conventional piston-driven steam engines.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.