SEALAB II
E569206
SEALAB II was a 1960s U.S. Navy underwater habitat project that enabled aquanauts to live and work on the ocean floor for extended periods as part of early saturation diving research.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SEALAB II canonical | 2 |
| SEALAB program | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6104444 — 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: SEALAB II Context triple: [Scott Carpenter, participantIn, SEALAB II]
-
A.
Sealab
Sealab is a music producer known for contributing to Pusha T’s critically acclaimed hip-hop album "My Name Is My Name."
-
B.
Island Beneath the Sea
Island Beneath the Sea is a historical novel by Isabel Allende that follows the life of an enslaved woman in late 18th-century Saint-Domingue (Haiti) amid revolution and upheaval.
-
C.
Voyage to the Bottom of the Sea
Voyage to the Bottom of the Sea is a 1961 science fiction adventure film about a futuristic submarine crew racing to save Earth from a global catastrophe.
-
D.
The Undersea World of Jacques Cousteau
The Undersea World of Jacques Cousteau is a pioneering documentary television series that brought marine exploration and ocean conservation into homes worldwide through Cousteau’s underwater expeditions.
-
E.
Scuba Duba
Scuba Duba is a satirical stage play by Bruce Jay Friedman that humorously explores themes of relationships, race, and social anxiety in 1960s America.
- 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: SEALAB II Target entity description: SEALAB II was a 1960s U.S. Navy underwater habitat project that enabled aquanauts to live and work on the ocean floor for extended periods as part of early saturation diving research.
-
A.
Sealab
Sealab is a music producer known for contributing to Pusha T’s critically acclaimed hip-hop album "My Name Is My Name."
-
B.
Island Beneath the Sea
Island Beneath the Sea is a historical novel by Isabel Allende that follows the life of an enslaved woman in late 18th-century Saint-Domingue (Haiti) amid revolution and upheaval.
-
C.
Voyage to the Bottom of the Sea
Voyage to the Bottom of the Sea is a 1961 science fiction adventure film about a futuristic submarine crew racing to save Earth from a global catastrophe.
-
D.
The Undersea World of Jacques Cousteau
The Undersea World of Jacques Cousteau is a pioneering documentary television series that brought marine exploration and ocean conservation into homes worldwide through Cousteau’s underwater expeditions.
-
E.
Scuba Duba
Scuba Duba is a satirical stage play by Bruce Jay Friedman that humorously explores themes of relationships, race, and social anxiety in 1960s America.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
U.S. Navy project
ⓘ
saturation diving experiment ⓘ underwater habitat ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| endTime | 1965-10-10 ⓘ |
| fieldOfWork |
diving medicine
ⓘ
ocean engineering ⓘ underwater habitation ⓘ |
| hasPart |
communications systems
ⓘ
entry lock ⓘ life support systems ⓘ living quarters module ⓘ workshop module ⓘ |
| heritage | pioneering project in human undersea habitation ⓘ |
| influenced |
NASA undersea analog missions
ⓘ
linked to:
Neutral Buoyancy Laboratory
SEALAB III ⓘ later commercial saturation diving operations ⓘ |
| influencedBy | SEALAB I ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
California
ⓘ
linked to:
California, United States
|
| location |
La Jolla Canyon
ⓘ
linked to:
Soquel Canyon
off the coast of La Jolla, California ⓘ |
| missionDuration | 15 days ⓘ |
| notableParticipant |
Robert Barth
ⓘ
Scott Carpenter ⓘ Sylvia Earle ⓘ |
| numberOfAquanauts | 28 ⓘ |
| numberOfMissions | 3 ⓘ |
| operator | United States Navy ⓘ |
| partOf |
SEALAB program
ⓘ
linked to:
SEALAB II
|
| predecessor | SEALAB I ⓘ |
| projectDirector | George F. Bond ⓘ |
| purpose |
saturation diving research
ⓘ
to enable aquanauts to live and work on the seafloor ⓘ |
| seafloorDepth |
205 feet
ⓘ
62 meters ⓘ |
| significantEvent |
first extended U.S. Navy saturation missions at over 60 m depth
ⓘ
visit by astronaut Scott Carpenter as aquanaut ⓘ |
| startTime | 1965-08-28 ⓘ |
| status | decommissioned ⓘ |
| successor | SEALAB III ⓘ |
| testedCapability |
extended human habitation on the seafloor
ⓘ
underwater communications ⓘ underwater construction and repair ⓘ underwater tool use ⓘ |
| totalProgramDuration | 45 days ⓘ |
| usedTechnique |
helium-oxygen breathing mixtures
ⓘ
saturation diving ⓘ |
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: SEALAB II Description of subject: SEALAB II was a 1960s U.S. Navy underwater habitat project that enabled aquanauts to live and work on the ocean floor for extended periods as part of early saturation diving research.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.