Skylab 4
E150019
Skylab 4 was the third and final crewed mission to the United States' Skylab space station, notable for its long-duration stay in orbit and extensive scientific experiments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Skylab 4 canonical | 11 |
How this entity was disambiguated
This entity first appeared as the object of triple T1260880 — 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: Skylab 4 Context triple: [Skylab program, notableMission, Skylab 4]
-
A.
Skylab 3
Skylab 3 was the second crewed mission to the United States' Skylab space station, during which astronauts conducted extensive scientific experiments and spacewalks in 1973.
-
B.
Skylab 2
Skylab 2 was the first crewed mission to the United States' Skylab space station, during which astronauts repaired and activated the damaged orbital workshop and conducted extensive scientific experiments.
-
C.
Skylab 1
Skylab 1 was the 1973 mission that launched the United States' first space station, Skylab, into Earth orbit.
-
D.
STS-41B
STS-41B was a 1984 NASA Space Shuttle Challenger mission best known for the first untethered spacewalks using the Manned Maneuvering Unit.
-
E.
Gemini 5
Gemini 5 was a 1965 NASA crewed spaceflight that set a then-record for longest human space mission, demonstrating key endurance and rendezvous technologies for the Apollo program.
- 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: Skylab 4 Target entity description: Skylab 4 was the third and final crewed mission to the United States' Skylab space station, notable for its long-duration stay in orbit and extensive scientific experiments.
-
A.
Skylab 3
Skylab 3 was the second crewed mission to the United States' Skylab space station, during which astronauts conducted extensive scientific experiments and spacewalks in 1973.
-
B.
Skylab 2
Skylab 2 was the first crewed mission to the United States' Skylab space station, during which astronauts repaired and activated the damaged orbital workshop and conducted extensive scientific experiments.
-
C.
Skylab 1
Skylab 1 was the 1973 mission that launched the United States' first space station, Skylab, into Earth orbit.
-
D.
STS-41B
STS-41B was a 1984 NASA Space Shuttle Challenger mission best known for the first untethered spacewalks using the Manned Maneuvering Unit.
-
E.
Gemini 5
Gemini 5 was a 1965 NASA crewed spaceflight that set a then-record for longest human space mission, demonstrating key endurance and rendezvous technologies for the Apollo program.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
NASA space mission
ⓘ
Skylab program mission ⓘ crewed spaceflight mission ⓘ |
| callSign | Skylab 4 self-link ⓘ |
| commander | Gerald P. Carr NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crewMember |
Edward G. Gibson
ⓘ
Gerald P. Carr NERFINISHED ⓘ William R. Pogue NERFINISHED ⓘ |
| crewNationality | American ⓘ |
| crewReturnVehicle | Apollo CSM-118 ⓘ |
| crewSize | 3 ⓘ |
| dockingTarget | Skylab Orbital Workshop ⓘ |
| EVAcount | 4 ⓘ |
| EVAdurationTotal | 22 hours ⓘ |
| experimentType |
Earth observation
ⓘ
life sciences ⓘ materials science ⓘ solar astronomy ⓘ |
| followedBy | Apollo–Soyuz Test Project ⓘ |
| landingDate | 1974-02-08 ⓘ |
| landingSite | Pacific Ocean ⓘ |
| launchDate | 1973-11-16 ⓘ |
| launchSite | Kennedy Space Center Launch Complex 39B ⓘ |
| launchVehicle | Saturn IB ⓘ |
| missionDuration |
1 hour
ⓘ
15 minutes ⓘ 84 days ⓘ |
| missionEndReason | planned completion of Skylab program ⓘ |
| missionRole |
final crewed mission to Skylab
ⓘ
third crewed mission to Skylab ⓘ |
| notableFor |
extensive scientific experiments
ⓘ
long-duration stay in orbit ⓘ studies of crew adaptation to long missions ⓘ |
| operator | NASA ⓘ |
| orbit |
low Earth orbit
ⓘ
surface form:
Low Earth orbit
|
| pilot | William R. Pogue NERFINISHED ⓘ |
| precededBy | Skylab 3 ⓘ |
| primaryObjective |
long-duration human spaceflight
ⓘ
scientific research in space ⓘ |
| program | Skylab program ⓘ |
| recoveryShip | USS New Orleans ⓘ |
| sciencePilot | Edward G. Gibson NERFINISHED ⓘ |
| spacecraftMass | about 20,000 kilograms ⓘ |
| spacecraftName | Apollo CSM-118 ⓘ |
| spacecraftType |
Apollo command and service module
ⓘ
surface form:
Apollo CSM
|
| spaceStationVisited |
Skylab Orbital Workshop
ⓘ
surface form:
Skylab
|
| usedInstrument | Apollo Telescope Mount ⓘ |
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: Skylab 4 Description of subject: Skylab 4 was the third and final crewed mission to the United States' Skylab space station, notable for its long-duration stay in orbit and extensive scientific experiments.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.