W87 warhead
E443711
The W87 warhead is an American MIRV-capable thermonuclear warhead originally designed for the LGM-118A Peacekeeper intercontinental ballistic missile and later adapted for use on Minuteman III ICBMs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| W87 warhead canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4407896 — 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: W87 warhead Context triple: [U.S. thermonuclear weapons program, developedWeapon, W87 warhead]
-
A.
W76 thermonuclear warhead
The W76 thermonuclear warhead is a U.S. Navy submarine-launched ballistic missile warhead designed for strategic nuclear deterrence, featuring a compact design and variable-yield capabilities.
-
B.
W47 warhead
The W47 warhead was a compact American thermonuclear warhead designed primarily for deployment on Polaris submarine-launched ballistic missiles during the Cold War.
-
C.
W78 warhead
The W78 warhead is an American MIRV-capable thermonuclear warhead designed for deployment on intercontinental ballistic missiles.
-
D.
W88 thermonuclear warhead
The W88 thermonuclear warhead is a compact, high-yield U.S. nuclear warhead designed for deployment on submarine-launched ballistic missiles.
-
E.
B83 nuclear bomb
The B83 nuclear bomb is a high-yield U.S. thermonuclear gravity bomb designed for strategic deployment by bomber aircraft.
- 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: W87 warhead Target entity description: The W87 warhead is an American MIRV-capable thermonuclear warhead originally designed for the LGM-118A Peacekeeper intercontinental ballistic missile and later adapted for use on Minuteman III ICBMs.
-
A.
W76 thermonuclear warhead
The W76 thermonuclear warhead is a U.S. Navy submarine-launched ballistic missile warhead designed for strategic nuclear deterrence, featuring a compact design and variable-yield capabilities.
-
B.
W47 warhead
The W47 warhead was a compact American thermonuclear warhead designed primarily for deployment on Polaris submarine-launched ballistic missiles during the Cold War.
-
C.
W78 warhead
The W78 warhead is an American MIRV-capable thermonuclear warhead designed for deployment on intercontinental ballistic missiles.
-
D.
W88 thermonuclear warhead
The W88 thermonuclear warhead is a compact, high-yield U.S. nuclear warhead designed for deployment on submarine-launched ballistic missiles.
-
E.
B83 nuclear bomb
The B83 nuclear bomb is a high-yield U.S. thermonuclear gravity bomb designed for strategic deployment by bomber aircraft.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear weapon
ⓘ
thermonuclear warhead ⓘ |
| associatedProgram |
Minuteman III life extension efforts
ⓘ
Peacekeeper missile program NERFINISHED ⓘ |
| associatedWithModernization | U.S. strategic forces modernization ⓘ |
| belongsToCategory |
ICBM warheads
ⓘ
thermonuclear weapons of the United States ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| deploymentEnvironment | silo-based ICBM systems ⓘ |
| deploymentPlatformType | land-based ICBM ⓘ |
| deploymentRole | strategic nuclear deterrent ⓘ |
| designedFor |
LGM-118A Peacekeeper
NERFINISHED
ⓘ
MIRV deployment ⓘ intercontinental ballistic missile ⓘ |
| designedForCapability | multiple independently targetable reentry vehicles ⓘ |
| designer | Lawrence Livermore National Laboratory NERFINISHED ⓘ |
| governingAuthority |
National Nuclear Security Administration
NERFINISHED
ⓘ
United States Department of Energy NERFINISHED ⓘ |
| hasFeature |
MIRV-capable
ⓘ
enhanced safety features ⓘ fire-resistant pit ⓘ insensitive high explosives ⓘ modern safety architecture ⓘ |
| hasVariant |
W87-0
ⓘ
W87-1 NERFINISHED ⓘ |
| intendedSuccessorOf | W78 warhead NERFINISHED ⓘ |
| laterAdaptedFor |
LGM-30G Minuteman III
NERFINISHED
ⓘ
intercontinental ballistic missile ⓘ |
| managedBy | United States Department of Defense NERFINISHED ⓘ |
| nuclearWeaponType | thermonuclear ⓘ |
| partOf | United States nuclear arsenal NERFINISHED ⓘ |
| propulsionContext | reentry vehicle payload ⓘ |
| relatedConcept |
ICBM
NERFINISHED
ⓘ
MIRV ⓘ nuclear deterrence ⓘ |
| safetyObjective |
accident resistance
ⓘ
improved surety ⓘ unauthorized use prevention ⓘ |
| securityClassification | formerly restricted data (technical details) ⓘ |
| strategicUse | counterforce targeting ⓘ |
| technologyGeneration | second-generation U.S. ICBM warhead design ⓘ |
| treatyRelevance |
New START treaty
NERFINISHED
ⓘ
START treaties NERFINISHED ⓘ |
| usedBy | United States Air Force ⓘ |
| usedIn | LGM-30G Minuteman III NERFINISHED ⓘ |
| warheadFamily | U.S. W-series nuclear warheads ⓘ |
| yieldType | variable 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: W87 warhead Description of subject: The W87 warhead is an American MIRV-capable thermonuclear warhead originally designed for the LGM-118A Peacekeeper intercontinental ballistic missile and later adapted for use on Minuteman III ICBMs.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.