Turbomeca Arrius 2B1
E737784
The Turbomeca Arrius 2B1 is a turboshaft helicopter engine variant in the Arrius family, designed to provide reliable, efficient power for light twin-engine rotorcraft.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Turbomeca Arrius 2B1 canonical | 2 |
| Turbomeca Arrius | 1 |
| Turbomeca Arrius 2B2 | 1 |
| Turbomeca Arrius 2B2Plus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8455251 — 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: Turbomeca Arrius 2B1 Context triple: [H135, engineModelOption, Turbomeca Arrius 2B1]
-
A.
Turbomeca Astazou
The Turbomeca Astazou is a French-designed turboshaft and turboprop engine widely used in light helicopters and aircraft from the 1960s onward.
-
B.
Turbomeca Makila 1A1
The Turbomeca Makila 1A1 is a French turboshaft engine widely used in medium-lift helicopters, known for its high power output and reliability in demanding military and civilian operations.
-
C.
Turbomeca TM 333 2B2
The Turbomeca TM 333 2B2 is a French-made turboshaft engine widely used in light and medium helicopters, known for its compact design and reliable performance.
-
D.
Rolls-Royce Turbomeca RTM322
The Rolls-Royce Turbomeca RTM322 is a turboshaft aircraft engine developed for medium-lift military helicopters, notably powering types such as the NH90 and Apache.
-
E.
Turbomeca Aubisque turbojet
The Turbomeca Aubisque is a small French turbojet engine developed in the 1960s, used primarily to power light military trainer and attack 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: Turbomeca Arrius 2B1 Target entity description: The Turbomeca Arrius 2B1 is a turboshaft helicopter engine variant in the Arrius family, designed to provide reliable, efficient power for light twin-engine rotorcraft.
-
A.
Turbomeca Astazou
The Turbomeca Astazou is a French-designed turboshaft and turboprop engine widely used in light helicopters and aircraft from the 1960s onward.
-
B.
Turbomeca Makila 1A1
The Turbomeca Makila 1A1 is a French turboshaft engine widely used in medium-lift helicopters, known for its high power output and reliability in demanding military and civilian operations.
-
C.
Turbomeca TM 333 2B2
The Turbomeca TM 333 2B2 is a French-made turboshaft engine widely used in light and medium helicopters, known for its compact design and reliable performance.
-
D.
Rolls-Royce Turbomeca RTM322
The Rolls-Royce Turbomeca RTM322 is a turboshaft aircraft engine developed for medium-lift military helicopters, notably powering types such as the NH90 and Apache.
-
E.
Turbomeca Aubisque turbojet
The Turbomeca Aubisque is a small French turbojet engine developed in the 1960s, used primarily to power light military trainer and attack aircraft.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine
ⓘ
turboshaft engine ⓘ |
| application | helicopter ⓘ |
| category | light helicopter engine ⓘ |
| compressorType | axial-centrifugal compressor ⓘ |
| configuration | two-shaft turboshaft ⓘ |
| controlSystem | hydromechanical fuel control ⓘ |
| coolingSystem | air-cooled ⓘ |
| countryOfOrigin | France ⓘ |
| designedFor | light twin-engine rotorcraft ⓘ |
| designGoal |
efficiency
ⓘ
low operating cost ⓘ reliability ⓘ |
| engineType | turboshaft ⓘ |
| family | Turbomeca Arrius NERFINISHED ⓘ |
| fuelType | kerosene-based aviation fuel ⓘ |
| ignition | electric ignition ⓘ |
| intendedAircraftType | light twin-engine helicopter ⓘ |
| intendedUse |
civil aviation
ⓘ
commercial helicopter operations ⓘ |
| manufacturer |
Safran Helicopter Engines
NERFINISHED
ⓘ
Turbomeca NERFINISHED ⓘ |
| marketSegment | light twin helicopters ⓘ |
| partOfSeries | Arrius 2 series NERFINISHED ⓘ |
| role | main powerplant ⓘ |
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: Turbomeca Arrius 2B1 Description of subject: The Turbomeca Arrius 2B1 is a turboshaft helicopter engine variant in the Arrius family, designed to provide reliable, efficient power for light twin-engine rotorcraft.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Turbomeca Arrius 2B2
this entity surface form:
Turbomeca Arrius 2B2Plus
this entity surface form:
Turbomeca Arrius