Vostok 2
E761337
Vostok 2 was a Soviet crewed spaceflight in 1961 that carried cosmonaut Gherman Titov into orbit, becoming the second human spaceflight in history.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Vostok 2 canonical | 7 |
| Vostok 2 spacecraft | 1 |
| Vostok 3KA-4 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8742033 — 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: Vostok 2 Context triple: [8K72K, notablePayload, Vostok 2]
-
A.
Vostok 6
Vostok 6 was a 1963 Soviet crewed spaceflight that carried Valentina Tereshkova, the first woman in space, into low Earth orbit.
-
B.
Vostok 5
Vostok 5 was a 1963 Soviet crewed spaceflight that carried cosmonaut Valery Bykovsky into low Earth orbit as part of the early Vostok program.
-
C.
Vostok 4
Vostok 4 was a 1962 Soviet crewed spaceflight that, together with Vostok 3, conducted the first simultaneous multi-spacecraft mission in orbit.
-
D.
Vostok 1
Vostok 1 was the Soviet spacecraft that carried Yuri Gagarin on the first human spaceflight, marking humanity’s inaugural journey into outer space in 1961.
-
E.
Voskhod spacecraft
The Voskhod spacecraft was a Soviet crewed space capsule that succeeded Vostok and enabled milestones such as the first multi-person crewed mission and the first spacewalk during the early space race.
- 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: Vostok 2 Target entity description: Vostok 2 was a Soviet crewed spaceflight in 1961 that carried cosmonaut Gherman Titov into orbit, becoming the second human spaceflight in history.
-
A.
Vostok 6
Vostok 6 was a 1963 Soviet crewed spaceflight that carried Valentina Tereshkova, the first woman in space, into low Earth orbit.
-
B.
Vostok 5
Vostok 5 was a 1963 Soviet crewed spaceflight that carried cosmonaut Valery Bykovsky into low Earth orbit as part of the early Vostok program.
-
C.
Vostok 4
Vostok 4 was a 1962 Soviet crewed spaceflight that, together with Vostok 3, conducted the first simultaneous multi-spacecraft mission in orbit.
-
D.
Vostok 1
Vostok 1 was the Soviet spacecraft that carried Yuri Gagarin on the first human spaceflight, marking humanity’s inaugural journey into outer space in 1961.
-
E.
Voskhod spacecraft
The Voskhod spacecraft was a Soviet crewed space capsule that succeeded Vostok and enabled milestones such as the first multi-person crewed mission and the first spacewalk during the early space race.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Vostok programme mission
ⓘ
crewed spaceflight ⓘ |
| callSign | Oryol ⓘ |
| capsuleLanding | landed in the Soviet Union ⓘ |
| capsuleType |
Vostok descent module
ⓘ
linked to:
Vostok spacecraft
|
| chiefDesigner | Sergei Korolev ⓘ |
| cosmonaut | Gherman Titov ⓘ |
| cosmonautNationality | Soviet ⓘ |
| country |
USSR
ⓘ
linked to:
Soviet Union
|
| crewAgeAtLaunch |
Gherman Titov was 25 years old
ⓘ
linked to:
Gherman Titov
|
| crewCallsGhermanTitovRole | pilot-cosmonaut ⓘ |
| crewEjection | cosmonaut ejected and landed by parachute ⓘ |
| crewLandingMethod | parachute landing separate from capsule ⓘ |
| crewLanguage | Russian ⓘ |
| crewMember | Gherman Titov ⓘ |
| crewSize | 1 ⓘ |
| crewStatus | single-crew mission ⓘ |
| followedBy | Vostok 3 ⓘ |
| historicalSignificance |
first day-long human spaceflight
ⓘ
second human spaceflight in history ⓘ |
| landingDate | 1961-08-07 ⓘ |
| launchComplex |
Baikonur Site 1/5
ⓘ
linked to:
Baikonur Cosmodrome
|
| launchDate | 1961-08-06 ⓘ |
| launchSite | Baikonur Cosmodrome ⓘ |
| launchVehicle | Vostok-K rocket ⓘ |
| missionDuration | about 25 hours ⓘ |
| missionObjective |
long-duration human spaceflight
ⓘ
study effects of prolonged weightlessness ⓘ test spacecraft systems over multiple orbits ⓘ |
| missionOutcome | success ⓘ |
| missionType | orbital flight ⓘ |
| notableCrewFact | Gherman Titov became the second human in orbit ⓘ |
| operator | Soviet Union ⓘ |
| orbitsCompleted | 17 ⓘ |
| orbitType | low Earth orbit ⓘ |
| precededBy | Vostok 1 ⓘ |
| program | Vostok programme ⓘ |
| returnType | capsule reentry ⓘ |
| spaceAgency | Soviet space program ⓘ |
| spacecraft |
Vostok 3KA
ⓘ
linked to:
Vostok 3
|
| spacecraftManufacturer | OKB-1 ⓘ |
| spacecraftSeries |
Vostok 3KA-4
ⓘ
linked to:
Vostok 2
|
| spaceFirst |
first person to experience space sickness
ⓘ
first person to sleep in space ⓘ |
| spaceRaceContext | early Cold War space race ⓘ |
| spaceTraveler | Gherman Titov ⓘ |
| yearOfSpaceflight | 1961 ⓘ |
| youngestPersonInOrbitAtTheTime | Gherman Titov ⓘ |
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: Vostok 2 Description of subject: Vostok 2 was a Soviet crewed spaceflight in 1961 that carried cosmonaut Gherman Titov into orbit, becoming the second human spaceflight in history.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Vostok 2
linked to: Vostok 2