Mark 6 nuclear bomb
E856688
The Mark 6 nuclear bomb was an early American high-yield, implosion-type nuclear weapon deployed during the early Cold War era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mark 6 nuclear bomb canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T10223461 — 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: Mark 6 nuclear bomb Context triple: [Nuclear bombs of the United States, hasPart, Mark 6 nuclear bomb]
-
A.
Mark 5 nuclear bomb
The Mark 5 nuclear bomb was an early American fission weapon developed in the 1950s, notable for its relatively compact, gun-type design and use in various U.S. military delivery systems during the early Cold War.
-
B.
Mark 1 nuclear bomb
The Mark 1 nuclear bomb, also known as "Little Boy," was the first nuclear weapon used in warfare, dropped by the United States on Hiroshima, Japan, in 1945.
-
C.
Mark 3 nuclear bomb
The Mark 3 nuclear bomb was an early U.S. atomic weapon, a production version of the "Fat Man" design used at the end of World War II.
-
D.
Mark 4 nuclear bomb
The Mark 4 nuclear bomb was an early U.S. post–World War II fission weapon derived from the Fat Man design and used during the early Cold War.
-
E.
Mark 8 nuclear bomb
The Mark 8 was an early American nuclear bomb design, notable as a gun-type fission weapon developed in the early Cold War era.
- 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: Mark 6 nuclear bomb Target entity description: The Mark 6 nuclear bomb was an early American high-yield, implosion-type nuclear weapon deployed during the early Cold War era.
-
A.
Mark 5 nuclear bomb
The Mark 5 nuclear bomb was an early American fission weapon developed in the 1950s, notable for its relatively compact, gun-type design and use in various U.S. military delivery systems during the early Cold War.
-
B.
Mark 1 nuclear bomb
The Mark 1 nuclear bomb, also known as "Little Boy," was the first nuclear weapon used in warfare, dropped by the United States on Hiroshima, Japan, in 1945.
-
C.
Mark 3 nuclear bomb
The Mark 3 nuclear bomb was an early U.S. atomic weapon, a production version of the "Fat Man" design used at the end of World War II.
-
D.
Mark 4 nuclear bomb
The Mark 4 nuclear bomb was an early U.S. post–World War II fission weapon derived from the Fat Man design and used during the early Cold War.
-
E.
Mark 8 nuclear bomb
The Mark 8 was an early American nuclear bomb design, notable as a gun-type fission weapon developed in the early Cold War era.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
gravity bomb
ⓘ
implosion-type nuclear weapon ⓘ nuclear weapon ⓘ |
| alsoKnownAs |
Mark VI nuclear bomb
ⓘ
Mk 6 bomb ⓘ |
| basedOn | Mark 4 nuclear bomb ⓘ |
| conflict | Cold War ⓘ |
| coreMaterial |
composite uranium-plutonium
ⓘ
plutonium ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| deliveryMethod | air-dropped ⓘ |
| deployedOn |
B-29 Superfortress
ⓘ
B-36 Peacemaker ⓘ
linked to:
Convair B-36 Peacemaker
B-47 Stratojet ⓘ B-50 Superfortress ⓘ P2V Neptune ⓘ |
| deploymentPlatform | strategic bomber aircraft ⓘ |
| designedBy |
Los Alamos National Laboratory
ⓘ
linked to:
Los Alamos Laboratory
|
| designFeature |
high-explosive implosion lens system
ⓘ
levitated pit design ⓘ removable nuclear core ⓘ variable yield options ⓘ |
| developmentStart | late 1940s ⓘ |
| diameter | approximately 61 inches ⓘ |
| era | early Cold War ⓘ |
| length | approximately 128 inches ⓘ |
| numberBuilt |
approximately 1,200 units
ⓘ
over 1,000 units ⓘ |
| predecessor | Mark 4 nuclear bomb ⓘ |
| productionEnd | mid-1950s ⓘ |
| productionStart | 1951 ⓘ |
| role | strategic deterrent weapon ⓘ |
| safetyFeature | in-flight insertion of nuclear core ⓘ |
| serviceEntry | 1951 ⓘ |
| serviceRetirement |
1960s
ⓘ
late 1950s ⓘ |
| successor |
Mark 13 nuclear bomb
ⓘ
Mark 18 nuclear bomb ⓘ Mark 21 nuclear bomb ⓘ |
| usedBy |
United States Air Force
ⓘ
United States Navy ⓘ |
| warheadType | fission ⓘ |
| weight |
approximately 7,600 pounds
ⓘ
approximately 8,500 pounds ⓘ |
| yield |
26 kilotons of TNT
ⓘ
8 kilotons of TNT ⓘ 80 kilotons of TNT ⓘ up to about 160 kilotons of TNT ⓘ |
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: Mark 6 nuclear bomb Description of subject: The Mark 6 nuclear bomb was an early American high-yield, implosion-type nuclear weapon deployed during the early Cold War era.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.