Ivchenko AI-25
E576669
The Ivchenko AI-25 is a Soviet-designed low-bypass turbofan engine widely used to power regional jets and trainer aircraft.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Ivchenko AI-25 canonical | 1 |
| Ivchenko AI-25TL | 1 |
| Ivchenko AI-25TLK | 1 |
| Ivchenko AI-25TLK (early variants) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6204270 — 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: Ivchenko AI-25 Context triple: [Yakovlev Yak-40, engineModel, Ivchenko AI-25]
-
A.
Avia B-534
The Avia B-534 was a Czechoslovak biplane fighter of the 1930s, widely regarded as one of the most advanced biplane fighters of its time and used by several air forces in early World War II.
-
B.
Lavochkin La-7
The Lavochkin La-7 was a late-World War II Soviet single-seat fighter aircraft renowned for its excellent performance and service with top Soviet aces.
-
C.
Tu-128
The Tu-128 was a large, long-range Soviet interceptor aircraft developed during the Cold War to defend the USSR’s vast northern frontiers against strategic bombers.
-
D.
Pe-2
The Pe-2 was a Soviet twin-engine dive bomber and light bomber widely used during World War II, particularly on the Eastern Front.
-
E.
Lisunov Li-2
The Lisunov Li-2 was a Soviet license-built version of the Douglas DC-3, widely used as a military transport and passenger aircraft during and after 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: Ivchenko AI-25 Target entity description: The Ivchenko AI-25 is a Soviet-designed low-bypass turbofan engine widely used to power regional jets and trainer aircraft.
-
A.
Avia B-534
The Avia B-534 was a Czechoslovak biplane fighter of the 1930s, widely regarded as one of the most advanced biplane fighters of its time and used by several air forces in early World War II.
-
B.
Lavochkin La-7
The Lavochkin La-7 was a late-World War II Soviet single-seat fighter aircraft renowned for its excellent performance and service with top Soviet aces.
-
C.
Tu-128
The Tu-128 was a large, long-range Soviet interceptor aircraft developed during the Cold War to defend the USSR’s vast northern frontiers against strategic bombers.
-
D.
Pe-2
The Pe-2 was a Soviet twin-engine dive bomber and light bomber widely used during World War II, particularly on the Eastern Front.
-
E.
Lisunov Li-2
The Lisunov Li-2 was a Soviet license-built version of the Douglas DC-3, widely used as a military transport and passenger aircraft during and after World War II.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | turbofan engine ⓘ |
| application |
regional jet aircraft
ⓘ
trainer aircraft ⓘ |
| bypassRatio | low bypass ⓘ |
| category |
Soviet aircraft engine
ⓘ
turbofan ⓘ |
| compressorType | axial-centrifugal ⓘ |
| configuration | two-shaft turbofan ⓘ |
| cooling | air-cooled turbine ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| designer | Ivchenko-Progress ⓘ |
| designGoal | reliable operation from unprepared airfields ⓘ |
| developedBy | Ivchenko Design Bureau ⓘ |
| enteredService | late 1960s ⓘ |
| era | Cold War ⓘ |
| exhaust | non-afterburning ⓘ |
| firstRun | 1965 ⓘ |
| fuelControl | hydromechanical fuel control system ⓘ |
| fuelType | jet fuel ⓘ |
| intendedUse |
civil aviation
ⓘ
military training ⓘ |
| manufacturer | Motor Sich ⓘ |
| market |
basic and advanced jet training
ⓘ
regional transport ⓘ |
| notableFeature |
designed for short-field regional operations
ⓘ
widely exported to Warsaw Pact and other countries ⓘ |
| originDesignBureauLocation |
Zaporozhye, Ukrainian SSR
ⓘ
linked to:
Zaporizhzhia
|
| productionStatus | in long-term production with upgrades ⓘ |
| role |
powerplant for jet trainers
ⓘ
powerplant for light transport jets ⓘ |
| successor |
Ivchenko AI-25TL
ⓘ
linked to:
Ivchenko AI-25
Ivchenko AI-25TLK ⓘ
linked to:
Ivchenko AI-25
|
| thrustClass | approximately 14 kN to 17 kN ⓘ |
| turbineType | two-stage turbine ⓘ |
| usedBy |
Soviet Air Force
ⓘ
linked to:
Soviet Air Forces
Warsaw Pact air forces ⓘ
linked to:
Warsaw Pact air defense system
various civil operators ⓘ |
| usedOnAircraft |
Aero L-39 Albatros
ⓘ
Hongdu JL-8 ⓘ Nanchang CJ-6 jet derivatives ⓘ PZL M-15 Belphegor ⓘ Yakovlev Yak-40 ⓘ |
| variant |
AI-25
ⓘ
AI-25TL ⓘ
linked to:
AI-25
AI-25TLK ⓘ
linked to:
AI-25
|
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: Ivchenko AI-25 Description of subject: The Ivchenko AI-25 is a Soviet-designed low-bypass turbofan engine widely used to power regional jets and trainer aircraft.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ivchenko AI-25
linked to: Ivchenko AI-25
linked to: Ivchenko AI-25