RD-107
E207525
RD-107 is a Soviet-designed liquid-fueled rocket engine, best known for powering the first stages of early R-7 family launch vehicles used in historic missions like Sputnik and Vostok.
All labels observed (8)
| Label | Occurrences |
|---|---|
| RD-107 canonical | 8 |
| RD-108 | 8 |
| RD-107 engine | 1 |
| RD-107 rocket engine | 1 |
| RD-107A | 1 |
| RD-107A-1 | 1 |
| RD-108 engine | 1 |
| RD-108 rocket engine | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1855078 — 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: RD-107 Context triple: [Vostok-K rocket, firstStageEngineType, RD-107]
-
A.
S-200 Angara/Vega/Dubna
The S-200 Angara/Vega/Dubna is a long-range Soviet surface-to-air missile system designed primarily for high-altitude air defense against strategic bombers and other aerial targets.
-
B.
Klimov RD-33 turbofan
The Klimov RD-33 is a Russian low-bypass afterburning turbofan engine developed in the Soviet era, best known for powering the MiG-29 fighter aircraft and its derivatives.
-
C.
J-2
The J-2 was a liquid-fueled rocket engine used on NASA’s Saturn rockets to power upper stages during the Apollo and early Skylab missions.
-
D.
RL10
RL10 is a family of high-performance, liquid hydrogen–liquid oxygen cryogenic rocket engines developed by Aerojet Rocketdyne and widely used on U.S. upper stages such as Centaur and Delta IV.
-
E.
Turbo-Union RB199
The Turbo-Union RB199 is a tri-nationally developed afterburning turbofan jet engine used to power the Panavia Tornado strike 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: RD-107 Target entity description: RD-107 is a Soviet-designed liquid-fueled rocket engine, best known for powering the first stages of early R-7 family launch vehicles used in historic missions like Sputnik and Vostok.
-
A.
S-200 Angara/Vega/Dubna
The S-200 Angara/Vega/Dubna is a long-range Soviet surface-to-air missile system designed primarily for high-altitude air defense against strategic bombers and other aerial targets.
-
B.
Klimov RD-33 turbofan
The Klimov RD-33 is a Russian low-bypass afterburning turbofan engine developed in the Soviet era, best known for powering the MiG-29 fighter aircraft and its derivatives.
-
C.
J-2
The J-2 was a liquid-fueled rocket engine used on NASA’s Saturn rockets to power upper stages during the Apollo and early Skylab missions.
-
D.
RL10
RL10 is a family of high-performance, liquid hydrogen–liquid oxygen cryogenic rocket engines developed by Aerojet Rocketdyne and widely used on U.S. upper stages such as Centaur and Delta IV.
-
E.
Turbo-Union RB199
The Turbo-Union RB199 is a tri-nationally developed afterburning turbofan jet engine used to power the Panavia Tornado strike aircraft.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
liquid-fueled rocket engine
ⓘ
rocket engine ⓘ |
| application | launch vehicle booster engine ⓘ |
| chamberPressure_bar | approximately 58 ⓘ |
| configuration | clustered engine ⓘ |
| coolingMethod | regenerative cooling ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| cycleType | gas-generator cycle ⓘ |
| designer |
OKB-456
ⓘ
Valentin Glushko ⓘ |
| engineType | open-cycle liquid rocket engine ⓘ |
| era |
Cold War space race
ⓘ
linked to:
Space Race
|
| family |
R-7 rocket family
ⓘ
linked to:
R-7 Semyorka rocket
|
| firstFlight | 1957 ⓘ |
| fuel | RP-1 kerosene ⓘ |
| gimbalCapability | vernier nozzles provide thrust vector control ⓘ |
| hasMainCombustionChambers | 4 ⓘ |
| hasVernierThrusters | 2 ⓘ |
| heritage | early Soviet ICBM and space launch technology ⓘ |
| ignitionSystem | pyrotechnic ignition ⓘ |
| manufacturer | NPO Energomash ⓘ |
| mounting | strap-on booster modules of R-7 family ⓘ |
| notableFor |
powering the first artificial Earth satellite
ⓘ
powering the first human spaceflight ⓘ |
| numberOfTurbopumps | 1 ⓘ |
| oxidizer | liquid oxygen ⓘ |
| propellantType |
kerosene
ⓘ
liquid oxygen ⓘ |
| reliabilityRecord | high, with extensive flight history ⓘ |
| specificImpulseVac_s | approximately 310 ⓘ |
| stage | first stage booster ⓘ |
| status | in long-term operational use via modernized variants ⓘ |
| successor |
RD-107A
ⓘ
linked to:
RD-107
RD-107A-1 ⓘ
linked to:
RD-107
|
| thrustAtSeaLevel_kN | approximately 790 ⓘ |
| thrustInVacuum_kN | approximately 838 ⓘ |
| turbopumpDrive | gas generator exhaust ⓘ |
| usedBy |
Russian space program
ⓘ
Soviet space program ⓘ |
| usedForMission |
Sputnik 1
ⓘ
Vostok 1 ⓘ early R-7 ICBM tests ⓘ |
| usedInRocket |
R-7
ⓘ
linked to:
R-7 Semyorka rocket
Soyuz launch vehicle ⓘ
linked to:
Soyuz rocket
Sputnik launch vehicle ⓘ
linked to:
R-7 Semyorka rocket
Voskhod launch vehicle ⓘ Vostok launch vehicle ⓘ
linked to:
Vostok-K rocket
|
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: RD-107 Description of subject: RD-107 is a Soviet-designed liquid-fueled rocket engine, best known for powering the first stages of early R-7 family launch vehicles used in historic missions like Sputnik and Vostok.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: RD-107
linked to: RD-107
linked to: RD-107
subject linked to:
Molniya-M rocket
linked to: RD-107
subject linked to:
Vostok-L rocket
subject linked to:
Vostok-2 rocket
linked to: RD-107
linked to: RD-107
linked to: RD-107
linked to: RD-107
linked to: RD-107