Bristol Centaurus
E272439
The Bristol Centaurus was a powerful British air-cooled radial aircraft engine developed during World War II and used in several late-war and postwar military aircraft.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bristol Centaurus canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2330918 — 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: Bristol Centaurus Context triple: [Blackburn Firebrand, powerplant, Bristol Centaurus]
-
A.
Bristol Hercules
The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
-
B.
Hawker P.1127
The Hawker P.1127 was an experimental British vertical/short takeoff and landing (V/STOL) jet aircraft that led directly to the development of the Harrier jump jet.
-
C.
Airspeed Ambassador
The Airspeed Ambassador was a British twin-engined, medium-range airliner of the late 1940s and 1950s, best remembered for its involvement in the 1958 Munich air disaster.
-
D.
Avro Shackleton
The Avro Shackleton was a British long-range maritime patrol and anti-submarine warfare aircraft developed in the post-World War II era and operated primarily by the Royal Air Force.
-
E.
Vickers Valiant bomber
The Vickers Valiant bomber was a British Cold War-era jet-powered strategic bomber, one of the RAF’s famous “V-bombers” designed primarily to deliver nuclear weapons.
- 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: Bristol Centaurus Target entity description: The Bristol Centaurus was a powerful British air-cooled radial aircraft engine developed during World War II and used in several late-war and postwar military aircraft.
-
A.
Bristol Hercules
The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
-
B.
Hawker P.1127
The Hawker P.1127 was an experimental British vertical/short takeoff and landing (V/STOL) jet aircraft that led directly to the development of the Harrier jump jet.
-
C.
Airspeed Ambassador
The Airspeed Ambassador was a British twin-engined, medium-range airliner of the late 1940s and 1950s, best remembered for its involvement in the 1958 Munich air disaster.
-
D.
Avro Shackleton
The Avro Shackleton was a British long-range maritime patrol and anti-submarine warfare aircraft developed in the post-World War II era and operated primarily by the Royal Air Force.
-
E.
Vickers Valiant bomber
The Vickers Valiant bomber was a British Cold War-era jet-powered strategic bomber, one of the RAF’s famous “V-bombers” designed primarily to deliver nuclear weapons.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine
ⓘ
piston engine ⓘ radial engine ⓘ |
| bore | 5.75 in ⓘ |
| coolingSystem | air-cooled ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| cylinderCount | 18 ⓘ |
| cylinderRows | two rows ⓘ |
| designer | Roy Fedden ⓘ |
| developmentStart | 1930s ⓘ |
| displacement |
3,270 cu in
ⓘ
53.6 L ⓘ |
| engineConfiguration | 18-cylinder radial ⓘ |
| enteredService | 1944 ⓘ |
| era | World War II ⓘ |
| family |
Bristol sleeve-valve radial engines
ⓘ
linked to:
Bristol radial engine family
|
| firstRun | 1938 ⓘ |
| fuelType | aviation gasoline ⓘ |
| manufacturer | Bristol Aeroplane Company ⓘ |
| maximumPowerOutput | over 3,000 hp ⓘ |
| notableFeature |
extensive postwar service
ⓘ
high power-to-weight ratio ⓘ sleeve-valve radial design ⓘ used in late World War II aircraft ⓘ |
| productionPeriod |
1940s
ⓘ
1950s ⓘ |
| stroke | 6.5 in ⓘ |
| successorTo | Bristol Hercules ⓘ |
| supercharger | single-stage supercharger ⓘ |
| typicalPowerOutput | 2,500 hp ⓘ |
| usedBy |
Royal Air Force
ⓘ
Royal Navy Fleet Air Arm ⓘ
linked to:
Fleet Air Arm
various foreign air forces ⓘ |
| usedInAircraft |
Avro Shackleton prototype
ⓘ
Blackburn Firebrand ⓘ Bristol Beverley ⓘ Bristol Brigand ⓘ Bristol Buckmaster ⓘ Hawker Sea Fury ⓘ Hawker Tempest II ⓘ
linked to:
Hawker Tempest
Hawker Tempest prototype ⓘ
linked to:
Hawker Tempest
Hawker Tornado prototype ⓘ
linked to:
Hawker Tornado (prototypes)
|
| usedInRole |
fighter aircraft engine
ⓘ
fighter-bomber aircraft engine ⓘ naval fighter engine ⓘ trainer aircraft engine ⓘ transport aircraft engine ⓘ |
| valveType | sleeve valve ⓘ |
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: Bristol Centaurus Description of subject: The Bristol Centaurus was a powerful British air-cooled radial aircraft engine developed during World War II and used in several late-war and postwar military aircraft.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.