Mark 12 nuclear bomb
E850517
The Mark 12 nuclear bomb was an early lightweight, high-yield thermonuclear weapon developed and deployed by the United States during the 1950s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mark 12 nuclear bomb canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10223464 — 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 12 nuclear bomb Context triple: [Nuclear bombs of the United States, hasPart, Mark 12 nuclear bomb]
-
A.
Mark 17 thermonuclear bomb
The Mark 17 thermonuclear bomb was one of the first operational U.S. hydrogen bombs, a large-yield, early Cold War-era strategic nuclear weapon.
-
B.
B41 nuclear bomb
The B41 nuclear bomb was a high-yield, Cold War–era American thermonuclear gravity bomb and one of the most powerful nuclear weapons ever deployed by the United States.
-
C.
B83 nuclear bomb
The B83 nuclear bomb is a high-yield U.S. thermonuclear gravity bomb designed for strategic deployment by bomber aircraft.
-
D.
B61 nuclear bomb
The B61 nuclear bomb is a U.S. thermonuclear gravity bomb that has served as a key component of NATO and U.S. strategic and tactical nuclear arsenals since the 1960s.
-
E.
BLU-109 bomb
The BLU-109 bomb is a U.S.-designed hardened-penetrator warhead used to destroy reinforced or deeply buried targets, often integrated into precision-guided munition systems.
- 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 12 nuclear bomb Target entity description: The Mark 12 nuclear bomb was an early lightweight, high-yield thermonuclear weapon developed and deployed by the United States during the 1950s.
-
A.
Mark 17 thermonuclear bomb
The Mark 17 thermonuclear bomb was one of the first operational U.S. hydrogen bombs, a large-yield, early Cold War-era strategic nuclear weapon.
-
B.
B41 nuclear bomb
The B41 nuclear bomb was a high-yield, Cold War–era American thermonuclear gravity bomb and one of the most powerful nuclear weapons ever deployed by the United States.
-
C.
B83 nuclear bomb
The B83 nuclear bomb is a high-yield U.S. thermonuclear gravity bomb designed for strategic deployment by bomber aircraft.
-
D.
B61 nuclear bomb
The B61 nuclear bomb is a U.S. thermonuclear gravity bomb that has served as a key component of NATO and U.S. strategic and tactical nuclear arsenals since the 1960s.
-
E.
BLU-109 bomb
The BLU-109 bomb is a U.S.-designed hardened-penetrator warhead used to destroy reinforced or deeply buried targets, often integrated into precision-guided munition systems.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear bomb
ⓘ
thermonuclear weapon ⓘ |
| category |
Cold War nuclear weapons
ⓘ
U.S. nuclear weapons ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| deliveryMethod | aircraft ⓘ |
| deploymentPeriod | 1950s ⓘ |
| designedFor | strategic bombing role ⓘ |
| designGoal |
high-yield
ⓘ
lightweight ⓘ |
| developer | United States NERFINISHED ⓘ |
| developmentPeriod | 1950s ⓘ |
| era | Cold War ⓘ |
| historicalSignificance | early lightweight thermonuclear bomb design ⓘ |
| isPartOf | United States nuclear arsenal NERFINISHED ⓘ |
| nuclearWeaponType | thermonuclear ⓘ |
| originatingProgram | U.S. thermonuclear weapons program ⓘ |
| status |
out of service
ⓘ
retired ⓘ |
| technology | hydrogen bomb technology ⓘ |
| usedAs | strategic weapon ⓘ |
| usedBy | United States Air Force ⓘ |
| usedInContext | nuclear deterrence ⓘ |
| warheadType | thermonuclear warhead ⓘ |
| weaponType | air-dropped 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 12 nuclear bomb Description of subject: The Mark 12 nuclear bomb was an early lightweight, high-yield thermonuclear weapon developed and deployed by the United States during the 1950s.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.