Armstrong Siddeley Double Mamba
E693147
The Armstrong Siddeley Double Mamba is a British turboprop aircraft engine featuring a twin-engine, coaxial-rotor design used primarily in postwar naval aircraft.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Armstrong Siddeley Double Mamba canonical | 5 |
| Armstrong Siddeley Mamba | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7778795 — 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 Double Mamba Context triple: [Fairey Gannet, powerplant, Armstrong Siddeley Double Mamba]
-
A.
Armstrong Siddeley Sapphire
The Armstrong Siddeley Sapphire was a British axial-flow turbojet engine widely used in early Cold War military aircraft.
-
B.
Rolls-Royce Kestrel
The Rolls-Royce Kestrel is a British liquid-cooled V-12 aircraft engine widely used in the interwar period and known for powering many early Hawker biplanes and other RAF aircraft.
-
C.
Rolls-Royce Eagle
The Rolls-Royce Eagle was a pioneering British liquid-cooled V12 aircraft engine of World War I, widely used to power frontline bombers and reconnaissance aircraft.
-
D.
Wolseley Viper
The Wolseley Viper was a high-compression, British-built version of the Hispano-Suiza V8 aero engine widely used in World War I fighter aircraft.
-
E.
Marmon Wasp
The Marmon Wasp is a historic American race car famed for winning the inaugural Indianapolis 500 in 1911 and pioneering the use of the rearview mirror in motorsport.
- 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 Double Mamba Target entity description: The Armstrong Siddeley Double Mamba is a British turboprop aircraft engine featuring a twin-engine, coaxial-rotor design used primarily in postwar naval aircraft.
-
A.
Armstrong Siddeley Sapphire
The Armstrong Siddeley Sapphire was a British axial-flow turbojet engine widely used in early Cold War military aircraft.
-
B.
Rolls-Royce Kestrel
The Rolls-Royce Kestrel is a British liquid-cooled V-12 aircraft engine widely used in the interwar period and known for powering many early Hawker biplanes and other RAF aircraft.
-
C.
Rolls-Royce Eagle
The Rolls-Royce Eagle was a pioneering British liquid-cooled V12 aircraft engine of World War I, widely used to power frontline bombers and reconnaissance aircraft.
-
D.
Wolseley Viper
The Wolseley Viper was a high-compression, British-built version of the Hispano-Suiza V8 aero engine widely used in World War I fighter aircraft.
-
E.
Marmon Wasp
The Marmon Wasp is a historic American race car famed for winning the inaugural Indianapolis 500 in 1911 and pioneering the use of the rearview mirror in motorsport.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine
ⓘ
turboprop aircraft engine ⓘ |
| alsoKnownAs |
ASMD
ⓘ
Double Mamba ⓘ |
| applicationDomain | naval aviation ⓘ |
| basedOn |
Armstrong Siddeley Mamba
ⓘ
linked to:
Armstrong Siddeley Double Mamba
|
| category | twin-shaft turboprop engine ⓘ |
| configuration | twin-engine turboprop ⓘ |
| coolingSystem | air-cooled ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| designFeature | twin Mamba engines coupled through a common gearbox ⓘ |
| engineCount | 2 ⓘ |
| era | post–Second World War ⓘ |
| feature | coaxial contra-rotating propellers ⓘ |
| fuelType | kerosene jet fuel ⓘ |
| intendedRole | reliable powerplant for carrier operations ⓘ |
| manufacturer | Armstrong Siddeley ⓘ |
| notableAircraft |
Fairey Gannet AS.1
ⓘ
linked to:
Fairey Gannet
Fairey Gannet AS.4 ⓘ
linked to:
Fairey Gannet
|
| notableFeature |
ability to shut down one power section in flight
ⓘ
two gas generators driving a common gearbox ⓘ |
| originPeriod | late 1940s ⓘ |
| powerplantType | gas turbine ⓘ |
| primaryApplication | carrier-borne anti-submarine aircraft ⓘ |
| primaryUser | Royal Navy ⓘ |
| propellerConfiguration | contra-rotating propellers ⓘ |
| propellerDrive | reduction gearbox ⓘ |
| propulsionType | turboprop ⓘ |
| usedBy | Fleet Air Arm ⓘ |
| usedFor |
anti-submarine warfare aircraft
ⓘ
maritime patrol missions ⓘ |
| usedIn | Fairey Gannet ⓘ |
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 Double Mamba Description of subject: The Armstrong Siddeley Double Mamba is a British turboprop aircraft engine featuring a twin-engine, coaxial-rotor design used primarily in postwar naval aircraft.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Armstrong Siddeley Double Mamba
subject linked to:
Armstrong Siddeley Mamba (turboprop engine)
subject linked to:
Armstrong Siddeley Mamba (turboprop engine)
subject linked to:
Armstrong Siddeley Tiger (radial engine)
subject linked to:
Armstrong Siddeley Python turboprop engine