Armstrong Siddeley Cheetah (radial engine)
E846715
The Armstrong Siddeley Cheetah is a British air-cooled, seven-cylinder radial aircraft engine widely used in training and light aircraft from the 1930s through World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Armstrong Siddeley Cheetah (radial engine) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10188340 — 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: Armstrong Siddeley Cheetah (radial engine) Context triple: [Armstrong Siddeley, notableProduct, Armstrong Siddeley Cheetah (radial engine)]
-
A.
Siddeley Puma engine
The Siddeley Puma engine was a British six-cylinder, water-cooled inline aircraft engine widely used in World War I-era military aircraft.
-
B.
Rolls-Royce Avon engine
The Rolls-Royce Avon engine is a pioneering British axial-flow turbojet developed in the late 1940s that powered numerous military and civilian aircraft, including early jet airliners and fighters.
-
C.
Bristol Siddeley Pegasus
The Bristol Siddeley Pegasus is a British turbofan aircraft engine renowned for enabling vertical and short takeoff and landing (V/STOL) in aircraft such as the Harrier jump jet through its vectored-thrust design.
-
D.
Armstrong Siddeley Sapphire
The Armstrong Siddeley Sapphire was a British axial-flow turbojet engine widely used in early Cold War military aircraft.
-
E.
Armstrong Siddeley Double Mamba
The Armstrong Siddeley Double Mamba is a British turboprop aircraft engine featuring a twin-engine, coaxial-rotor design used primarily in postwar naval 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: Armstrong Siddeley Cheetah (radial engine) Target entity description: The Armstrong Siddeley Cheetah is a British air-cooled, seven-cylinder radial aircraft engine widely used in training and light aircraft from the 1930s through World War II.
-
A.
Siddeley Puma engine
The Siddeley Puma engine was a British six-cylinder, water-cooled inline aircraft engine widely used in World War I-era military aircraft.
-
B.
Rolls-Royce Avon engine
The Rolls-Royce Avon engine is a pioneering British axial-flow turbojet developed in the late 1940s that powered numerous military and civilian aircraft, including early jet airliners and fighters.
-
C.
Bristol Siddeley Pegasus
The Bristol Siddeley Pegasus is a British turbofan aircraft engine renowned for enabling vertical and short takeoff and landing (V/STOL) in aircraft such as the Harrier jump jet through its vectored-thrust design.
-
D.
Armstrong Siddeley Sapphire
The Armstrong Siddeley Sapphire was a British axial-flow turbojet engine widely used in early Cold War military aircraft.
-
E.
Armstrong Siddeley Double Mamba
The Armstrong Siddeley Double Mamba is a British turboprop aircraft engine featuring a twin-engine, coaxial-rotor design used primarily in postwar naval aircraft.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine
ⓘ
piston engine ⓘ |
| application |
Airspeed Oxford (some trainers)
ⓘ
linked to:
Airspeed Oxford
Avro Anson (early variants) ⓘ
linked to:
Avro Anson
Avro Tutor ⓘ Miles Master (some variants) ⓘ
linked to:
Miles Master
|
| category |
1930s aircraft piston engine
ⓘ
World War II British aircraft engine ⓘ |
| coolingMethod | air-cooled ⓘ |
| countryOfOrigin |
Britain
ⓘ
linked to:
United Kingdom
United Kingdom ⓘ |
| cylinderArrangement | single-row radial ⓘ |
| cylinderConfiguration | radial ⓘ |
| designGoal |
low operating cost
ⓘ
robustness ⓘ |
| developedIn | 1930s ⓘ |
| era |
1930s
ⓘ
World War II ⓘ |
| family |
Armstrong Siddeley air-cooled radials
ⓘ
linked to:
Armstrong Siddeley Tiger (radial engine)
|
| fuelType | aviation gasoline ⓘ |
| hasVariant |
Cheetah IX
ⓘ
Cheetah X ⓘ Cheetah XI ⓘ |
| ignitionSystem | dual magneto ⓘ |
| manufacturer | Armstrong Siddeley ⓘ |
| notableFeature |
reliability
ⓘ
simplicity of maintenance ⓘ |
| numberOfCylinders | 7 ⓘ |
| powerplantForRole |
basic pilot training
ⓘ
multi-engine training ⓘ navigation training ⓘ |
| productionStatus | out of production ⓘ |
| successor | Armstrong Siddeley Cheetah later marks ⓘ |
| survivingExamples |
airworthy vintage aircraft
ⓘ
museum aircraft ⓘ |
| typicalUse |
ab initio pilot training in the RAF
ⓘ
multi-engine trainer powerplant in WWII ⓘ |
| usedBy |
Commonwealth air forces
ⓘ
Royal Air Force ⓘ civil operators ⓘ |
| usedFor |
light aircraft
ⓘ
training aircraft ⓘ |
| usedInConflict |
Second World War
ⓘ
linked to:
World War II
|
| valveType | overhead 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: Armstrong Siddeley Cheetah (radial engine) Description of subject: The Armstrong Siddeley Cheetah is a British air-cooled, seven-cylinder radial aircraft engine widely used in training and light aircraft from the 1930s through World War II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.