Rolls-Royce R engine
E868653
The Rolls-Royce R engine was a high-performance British aero engine developed in the late 1920s that powered record-breaking racing seaplanes and laid the technological groundwork for later Rolls-Royce engines like the Merlin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rolls-Royce R engine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10533761 — 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: Rolls-Royce R engine Context triple: [Schneider Trophy competition, notableEngine, Rolls-Royce R engine]
-
A.
Rolls-Royce Kestrel V12 engine
The Rolls-Royce Kestrel V12 engine is a British liquid-cooled aircraft piston engine of the interwar period, widely used in RAF fighters and other military aircraft as an important step in Rolls-Royce’s development of high-performance aero engines.
-
B.
Rolls-Royce Eagle engine family
The Rolls-Royce Eagle engine family is a series of early British aircraft piston engines developed by Rolls-Royce during World War I, notable for powering several important military and civil aircraft of the era.
-
C.
Rolls‑Royce Vulture engine
The Rolls‑Royce Vulture engine was a British experimental 24-cylinder X-type aircraft piston engine developed in the late 1930s that, despite powering a few early World War II bombers, was ultimately abandoned due to reliability problems.
-
D.
Rolls-Royce Kestrel engine
The Rolls-Royce Kestrel engine is a British liquid-cooled V-12 aircraft piston engine of the interwar period that powered numerous notable military aircraft and helped establish Rolls-Royce’s reputation in aero engine design.
-
E.
Rolls-Royce Falcon engine
The Rolls-Royce Falcon engine was a British World War I-era liquid-cooled V12 aircraft engine known for its reliability and use in several successful fighter and reconnaissance aircraft.
- 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: Rolls-Royce R engine Target entity description: The Rolls-Royce R engine was a high-performance British aero engine developed in the late 1920s that powered record-breaking racing seaplanes and laid the technological groundwork for later Rolls-Royce engines like the Merlin.
-
A.
Rolls-Royce Kestrel V12 engine
The Rolls-Royce Kestrel V12 engine is a British liquid-cooled aircraft piston engine of the interwar period, widely used in RAF fighters and other military aircraft as an important step in Rolls-Royce’s development of high-performance aero engines.
-
B.
Rolls-Royce Eagle engine family
The Rolls-Royce Eagle engine family is a series of early British aircraft piston engines developed by Rolls-Royce during World War I, notable for powering several important military and civil aircraft of the era.
-
C.
Rolls‑Royce Vulture engine
The Rolls‑Royce Vulture engine was a British experimental 24-cylinder X-type aircraft piston engine developed in the late 1930s that, despite powering a few early World War II bombers, was ultimately abandoned due to reliability problems.
-
D.
Rolls-Royce Kestrel engine
The Rolls-Royce Kestrel engine is a British liquid-cooled V-12 aircraft piston engine of the interwar period that powered numerous notable military aircraft and helped establish Rolls-Royce’s reputation in aero engine design.
-
E.
Rolls-Royce Falcon engine
The Rolls-Royce Falcon engine was a British World War I-era liquid-cooled V12 aircraft engine known for its reliability and use in several successful fighter and reconnaissance aircraft.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
aero engine
ⓘ
liquid-cooled aircraft engine ⓘ piston engine ⓘ |
| applicationType |
military experimental
ⓘ
racing ⓘ |
| basedOn | Rolls-Royce Buzzard engine NERFINISHED ⓘ |
| bore | 6 inches ⓘ |
| compressionRatio | approximately 6:1 to 7:1 depending on version ⓘ |
| configuration | V-12 ⓘ |
| coolingSystem | liquid-cooled ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| cylinderArrangement | 60-degree V ⓘ |
| designer | Arthur Rowledge NERFINISHED ⓘ |
| displacement |
2,238 cubic inches
ⓘ
36.7 litres ⓘ |
| displayedAt |
Royal Air Force Museum Cosford
NERFINISHED
ⓘ
Science Museum, London NERFINISHED ⓘ |
| era | late 1920s ⓘ |
| firstRun | 1929 ⓘ |
| fuelSystem | carburettor ⓘ |
| fuelType | special racing fuel blend ⓘ |
| induction | supercharged ⓘ |
| influenced |
Rolls-Royce Griffon engine
NERFINISHED
ⓘ
Rolls-Royce Merlin engine NERFINISHED ⓘ |
| manufacturer | Rolls-Royce Limited NERFINISHED ⓘ |
| maximumPowerOutput | over 2,300 horsepower in later versions ⓘ |
| notableAchievement |
contributed to winning the 1931 Schneider Trophy
ⓘ
helped advance high-performance aero engine design ⓘ set world air speed records ⓘ |
| notableCompetition | Schneider Trophy races NERFINISHED ⓘ |
| notableRecord | supported world speed record flights by R. J. Mitchell’s Supermarine designs ⓘ |
| numberBuilt | approximately 19 ⓘ |
| poweredAircraft |
Gloster VI
NERFINISHED
ⓘ
Short Crusader NERFINISHED ⓘ Supermarine S.6 NERFINISHED ⓘ Supermarine S.6A NERFINISHED ⓘ Supermarine S.6B NERFINISHED ⓘ |
| primaryUse |
racing seaplanes
ⓘ
speed record aircraft ⓘ |
| productionStatus | limited production ⓘ |
| propellerDrive | reduction gear ⓘ |
| stroke | 6.6 inches ⓘ |
| successor | Rolls-Royce Merlin engine NERFINISHED ⓘ |
| technologyLegacy |
high-output supercharging techniques
ⓘ
high-strength lightweight components ⓘ refined cooling and lubrication systems ⓘ |
| typicalPowerOutput | around 2,000 horsepower ⓘ |
| valvesPerCylinder | 4 ⓘ |
| valvetrain | single overhead camshaft per bank ⓘ |
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: Rolls-Royce R engine Description of subject: The Rolls-Royce R engine was a high-performance British aero engine developed in the late 1920s that powered record-breaking racing seaplanes and laid the technological groundwork for later Rolls-Royce engines like the Merlin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.