Mark 27 nuclear bomb
E868870
The Mark 27 nuclear bomb was a high-yield thermonuclear weapon developed and deployed by the United States during the early Cold War era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mark 27 nuclear bomb canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10223471 — 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 27 nuclear bomb Context triple: [Nuclear bombs of the United States, hasPart, Mark 27 nuclear bomb]
-
A.
Mark 24 nuclear bomb
The Mark 24 nuclear bomb was a high-yield, thermonuclear weapon developed and deployed by the United States during the early Cold War era.
-
B.
Mark 21 nuclear bomb
The Mark 21 nuclear bomb was a high-yield thermonuclear weapon developed and deployed by the United States during the early Cold War era.
-
C.
Mark 7 nuclear bomb
The Mark 7 nuclear bomb was an early U.S. tactical fission weapon introduced in the 1950s, notable for being one of the first nuclear bombs with variable yield and compatibility with multiple aircraft.
-
D.
Mark 36 nuclear bomb
The Mark 36 nuclear bomb was a high-yield thermonuclear gravity bomb developed and deployed by the United States during the early Cold War era.
-
E.
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.
- 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 27 nuclear bomb Target entity description: The Mark 27 nuclear bomb was a high-yield thermonuclear weapon developed and deployed by the United States during the early Cold War era.
-
A.
Mark 24 nuclear bomb
The Mark 24 nuclear bomb was a high-yield, thermonuclear weapon developed and deployed by the United States during the early Cold War era.
-
B.
Mark 21 nuclear bomb
The Mark 21 nuclear bomb was a high-yield thermonuclear weapon developed and deployed by the United States during the early Cold War era.
-
C.
Mark 7 nuclear bomb
The Mark 7 nuclear bomb was an early U.S. tactical fission weapon introduced in the 1950s, notable for being one of the first nuclear bombs with variable yield and compatibility with multiple aircraft.
-
D.
Mark 36 nuclear bomb
The Mark 36 nuclear bomb was a high-yield thermonuclear gravity bomb developed and deployed by the United States during the early Cold War era.
-
E.
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.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear bomb
ⓘ
thermonuclear weapon ⓘ |
| belongsToProgram | U.S. thermonuclear weapons program ⓘ |
| classification | U.S. classified weapons system (historical) ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| deliveryPlatform | strategic bombers ⓘ |
| deploymentMethod | air-dropped bomb ⓘ |
| deploymentPeriod | 1950s ⓘ |
| designedFor | strategic bomber aircraft ⓘ |
| designType | two-stage thermonuclear ⓘ |
| detonationMethod |
air burst
ⓘ
contact burst ⓘ |
| developedBy | United States NERFINISHED ⓘ |
| era |
Cold War
ⓘ
early Cold War ⓘ |
| hasNuclearComponent |
fission primary
ⓘ
fusion secondary ⓘ |
| isPartOf | U.S. Cold War nuclear stockpile ⓘ |
| nuclearWeaponClass | gravity bomb ⓘ |
| nuclearWeaponGeneration | second-generation thermonuclear weapon ⓘ |
| purpose |
mass destruction
ⓘ
strategic deterrence ⓘ |
| safetyFeatures | conventional 1950s-era nuclear weapon safety ⓘ |
| serviceStatus | retired ⓘ |
| technology | hydrogen bomb technology ⓘ |
| usedBy | United States Air Force ⓘ |
| usedIn | United States nuclear arsenal ⓘ |
| warheadType | thermonuclear warhead ⓘ |
| weaponType | strategic bomb ⓘ |
| yieldType | high-yield ⓘ |
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 27 nuclear bomb Description of subject: The Mark 27 nuclear bomb was a high-yield thermonuclear weapon developed and deployed by the United States during the early Cold War era.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.