Rotax 914F
E694321
The Rotax 914F is a turbocharged four-cylinder aircraft engine widely used in light aircraft and unmanned aerial vehicles for its reliability and high power-to-weight ratio.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rotax 914F canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7804412 — 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: Rotax 914F Context triple: [MQ-1 Predator, engineModel, Rotax 914F]
-
A.
Rotax 912S3
The Rotax 912S3 is a lightweight, four-cylinder, four-stroke aircraft engine widely used in light sport and general aviation aircraft for its reliability and fuel efficiency.
-
B.
IAR K14 radial engine
The IAR K14 radial engine was a Romanian-built, air-cooled 14-cylinder aircraft engine used to power several World War II-era fighters and bombers.
-
C.
Continental R975 radial engine
The Continental R975 radial engine is a nine-cylinder air-cooled gasoline aircraft engine widely adapted during World War II to power U.S. armored vehicles, most notably the M4 Sherman medium tank.
-
D.
Mitsubishi Ha-104 radial engine
The Mitsubishi Ha-104 was a Japanese World War II-era twin-row, 18-cylinder air-cooled radial aircraft engine used to power several Imperial Japanese Army bombers and other combat aircraft.
-
E.
Heinkel HeS 3 jet engine
The Heinkel HeS 3 jet engine was an early German turbojet powerplant that played a pioneering role in the development of jet-powered aircraft before and during World War II.
- 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: Rotax 914F Target entity description: The Rotax 914F is a turbocharged four-cylinder aircraft engine widely used in light aircraft and unmanned aerial vehicles for its reliability and high power-to-weight ratio.
-
A.
Rotax 912S3
The Rotax 912S3 is a lightweight, four-cylinder, four-stroke aircraft engine widely used in light sport and general aviation aircraft for its reliability and fuel efficiency.
-
B.
IAR K14 radial engine
The IAR K14 radial engine was a Romanian-built, air-cooled 14-cylinder aircraft engine used to power several World War II-era fighters and bombers.
-
C.
Continental R975 radial engine
The Continental R975 radial engine is a nine-cylinder air-cooled gasoline aircraft engine widely adapted during World War II to power U.S. armored vehicles, most notably the M4 Sherman medium tank.
-
D.
Mitsubishi Ha-104 radial engine
The Mitsubishi Ha-104 was a Japanese World War II-era twin-row, 18-cylinder air-cooled radial aircraft engine used to power several Imperial Japanese Army bombers and other combat aircraft.
-
E.
Heinkel HeS 3 jet engine
The Heinkel HeS 3 jet engine was an early German turbojet powerplant that played a pioneering role in the development of jet-powered aircraft before and during World War II.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine
ⓘ
piston engine ⓘ |
| application |
light aircraft
ⓘ
ultralight aircraft ⓘ unmanned aerial vehicles ⓘ |
| bore | 84 mm ⓘ |
| compressionRatio | 7.0:1 ⓘ |
| configuration | four-cylinder ⓘ |
| coolant | water-glycol mixture ⓘ |
| coolingSystem |
air-cooled cylinders
ⓘ
liquid-cooled cylinder heads ⓘ |
| countryOfOrigin | Austria ⓘ |
| cylinderArrangement | horizontally opposed ⓘ |
| displacement | 1211 cc ⓘ |
| engineType | four-stroke ⓘ |
| family | Rotax 912/914 engine family NERFINISHED ⓘ |
| fuelSystem | carbureted ⓘ |
| fuelType |
AVGAS
ⓘ
MOGAS ⓘ |
| gearboxReductionRatio |
2.43:1
ⓘ
2.62:1 ⓘ |
| gearboxType | reduction gearbox ⓘ |
| ignitionSystem | dual electronic ignition ⓘ |
| induction | turbocharged ⓘ |
| manufacturer |
BRP-Rotax GmbH & Co KG
NERFINISHED
ⓘ
Rotax NERFINISHED ⓘ |
| marketSegment |
experimental aircraft
ⓘ
general aviation ⓘ light-sport aircraft ⓘ |
| maximumContinuousPower |
100 hp
ⓘ
73.5 kW ⓘ |
| maximumContinuousPowerRPM | 5500 rpm ⓘ |
| notableCharacteristic |
high power-to-weight ratio
ⓘ
high-altitude performance ⓘ reliability ⓘ |
| numberOfCylinders | 4 ⓘ |
| powerOutput |
115 hp
ⓘ
85 kW ⓘ |
| ratedPowerRPM | 5800 rpm ⓘ |
| relatedEngine |
Rotax 912ULS
NERFINISHED
ⓘ
Rotax 914 UL NERFINISHED ⓘ |
| stroke | 61 mm ⓘ |
| turbochargerControl | automatic wastegate control ⓘ |
| valvetrain | overhead camshaft ⓘ |
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: Rotax 914F Description of subject: The Rotax 914F is a turbocharged four-cylinder aircraft engine widely used in light aircraft and unmanned aerial vehicles for its reliability and high power-to-weight ratio.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.