LGM-118A
E749523
The LGM-118A Peacekeeper was a U.S. intercontinental ballistic missile (ICBM) designed to carry multiple independently targetable nuclear warheads as part of the Cold War strategic deterrent.
All labels observed (2)
| Label | Occurrences |
|---|---|
| LGM-118A canonical | 4 |
| LGM-118A Peacekeeper | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8621174 — 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: LGM-118A Context triple: [Peacekeeper missile program, missileDesignation, LGM-118A]
-
A.
UGM-133A
UGM-133A is the U.S. Navy’s Trident II D5 submarine-launched ballistic missile, a key component of the American nuclear deterrent.
-
B.
SM-64 Navaho missile
The SM-64 Navaho missile was an experimental U.S. Air Force supersonic cruise missile program of the 1950s that pioneered technologies later used in intercontinental ballistic missiles and space launch vehicles.
-
C.
AGM-130
The AGM-130 is a U.S. air-to-surface, rocket-boosted, precision-guided missile designed for long-range, high-accuracy strikes against fortified or high-value targets.
-
D.
Atlas ICBM
Atlas ICBM was the United States’ first operational intercontinental ballistic missile, later adapted as a launch vehicle that helped inaugurate the American space program.
-
E.
Sky Bow missile system
The Sky Bow missile system is a Taiwanese-developed surface-to-air defense system designed to intercept aircraft and ballistic missiles.
- 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: LGM-118A Target entity description: The LGM-118A Peacekeeper was a U.S. intercontinental ballistic missile (ICBM) designed to carry multiple independently targetable nuclear warheads as part of the Cold War strategic deterrent.
-
A.
UGM-133A
UGM-133A is the U.S. Navy’s Trident II D5 submarine-launched ballistic missile, a key component of the American nuclear deterrent.
-
B.
SM-64 Navaho missile
The SM-64 Navaho missile was an experimental U.S. Air Force supersonic cruise missile program of the 1950s that pioneered technologies later used in intercontinental ballistic missiles and space launch vehicles.
-
C.
AGM-130
The AGM-130 is a U.S. air-to-surface, rocket-boosted, precision-guided missile designed for long-range, high-accuracy strikes against fortified or high-value targets.
-
D.
Atlas ICBM
Atlas ICBM was the United States’ first operational intercontinental ballistic missile, later adapted as a launch vehicle that helped inaugurate the American space program.
-
E.
Sky Bow missile system
The Sky Bow missile system is a Taiwanese-developed surface-to-air defense system designed to intercept aircraft and ballistic missiles.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
U.S. strategic missile
ⓘ
intercontinental ballistic missile ⓘ |
| accuracyCategory | high-accuracy ICBM ⓘ |
| basedAt |
F. E. Warren Air Force Base
ⓘ
linked to:
F.E. Warren Air Force Base
|
| conflict | Cold War ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| deploymentCountry |
United States
ⓘ
linked to:
United States of America
|
| deploymentModeConsidered |
rail-mobile
ⓘ
road-mobile ⓘ |
| deploymentType | fixed silo-based ⓘ |
| designation | LGM-118A ⓘ |
| designedToCarry | multiple independently targetable nuclear warheads ⓘ |
| developedBy |
Boeing
ⓘ
Martin Marietta ⓘ TRW ⓘ United States Air Force Ballistic Missile Office ⓘ |
| developedDuring | Cold War ⓘ |
| enteredService | 1986 ⓘ |
| hasFeature | MIRV capability ⓘ |
| hasGuidanceSystem |
astro-inertial guidance
ⓘ
inertial guidance ⓘ |
| hasPayloadType | MIRV reentry vehicles ⓘ |
| hasWarheadType | thermonuclear warhead ⓘ |
| launchPlatform |
silo-based launcher
ⓘ
underground missile silo ⓘ |
| maxWarheadsCarried | 10 ⓘ |
| missionProfile |
counterforce strike
ⓘ
strategic second-strike capability ⓘ |
| natoReportingName | Peacekeeper ⓘ |
| operator |
Air Force Space Command
ⓘ
Strategic Air Command ⓘ |
| partOf |
U.S. nuclear triad
ⓘ
linked to:
United States nuclear triad
U.S. strategic nuclear forces ⓘ |
| primaryTargetType | hardened strategic targets ⓘ |
| propulsionType | solid-fuel rocket ⓘ |
| rangeCategory | intercontinental range ⓘ |
| retiredFromService | 2005 ⓘ |
| role |
land-based ICBM
ⓘ
multiple independently targetable reentry vehicle carrier ⓘ |
| serviceBranch | United States Air Force ⓘ |
| stageCount | 3 ⓘ |
| status | retired ⓘ |
| successorInRole |
LGM-30G Minuteman III (remaining U.S. ICBM)
ⓘ
linked to:
Minuteman III
|
| treatyConstraint |
START I framework
ⓘ
linked to:
START I
START II discussions ⓘ |
| usedFor |
nuclear deterrence
ⓘ
strategic deterrent ⓘ |
| warheadModel | W87 thermonuclear warhead ⓘ |
| warheadYieldCategory | hundreds of kilotons ⓘ |
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: LGM-118A Description of subject: The LGM-118A Peacekeeper was a U.S. intercontinental ballistic missile (ICBM) designed to carry multiple independently targetable nuclear warheads as part of the Cold War strategic deterrent.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.