SS-17 Spanker ICBM
E235619
The SS-17 "Spanker" was a Soviet-era intercontinental ballistic missile equipped with multiple independently targetable reentry vehicles (MIRVs), designed for strategic nuclear deterrence during the Cold War.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SS-17 Spanker ICBM canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1991513 — 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: SS-17 Spanker ICBM Context triple: [Soviet Strategic Rocket Forces, usedWeaponSystem, SS-17 Spanker ICBM]
-
A.
SS-19 Stiletto ICBM
The SS-19 Stiletto is a Soviet-era, silo-based intercontinental ballistic missile designed to deliver multiple nuclear warheads over long ranges as part of the Cold War strategic arsenal.
-
B.
SS-13 Savage ICBM
The SS-13 Savage ICBM was an early Soviet solid-fueled intercontinental ballistic missile developed during the Cold War for strategic nuclear deterrence.
-
C.
SS-18 Satan ICBM
The SS-18 "Satan" is a Cold War–era Soviet intercontinental ballistic missile known for its extremely large payload capacity and role as a key component of the USSR’s strategic nuclear deterrent.
-
D.
SS-11 Sego ICBM
The SS-11 Sego was an early Soviet silo-based intercontinental ballistic missile developed during the Cold War to deliver nuclear warheads to long-range strategic targets.
-
E.
SS-20 Saber IRBM
The SS-20 Saber was a Soviet intermediate-range ballistic missile deployed during the Cold War, notable for its mobility, multiple nuclear warheads, and central role in triggering the NATO missile deployments and the INF Treaty negotiations.
- 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: SS-17 Spanker ICBM Target entity description: The SS-17 "Spanker" was a Soviet-era intercontinental ballistic missile equipped with multiple independently targetable reentry vehicles (MIRVs), designed for strategic nuclear deterrence during the Cold War.
-
A.
SS-19 Stiletto ICBM
The SS-19 Stiletto is a Soviet-era, silo-based intercontinental ballistic missile designed to deliver multiple nuclear warheads over long ranges as part of the Cold War strategic arsenal.
-
B.
SS-13 Savage ICBM
The SS-13 Savage ICBM was an early Soviet solid-fueled intercontinental ballistic missile developed during the Cold War for strategic nuclear deterrence.
-
C.
SS-18 Satan ICBM
The SS-18 "Satan" is a Cold War–era Soviet intercontinental ballistic missile known for its extremely large payload capacity and role as a key component of the USSR’s strategic nuclear deterrent.
-
D.
SS-11 Sego ICBM
The SS-11 Sego was an early Soviet silo-based intercontinental ballistic missile developed during the Cold War to deliver nuclear warheads to long-range strategic targets.
-
E.
SS-20 Saber IRBM
The SS-20 Saber was a Soviet intermediate-range ballistic missile deployed during the Cold War, notable for its mobility, multiple nuclear warheads, and central role in triggering the NATO missile deployments and the INF Treaty negotiations.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Soviet strategic missile
ⓘ
intercontinental ballistic missile ⓘ |
| abbreviation | MIRV ⓘ |
| armsRaceContext | US-Soviet nuclear arms race ⓘ |
| classification | ballistic missile ⓘ |
| conflict | Cold War ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| deploymentMode | silo-based ⓘ |
| deploymentRegion | Soviet territory ⓘ |
| deploymentStart | mid-1970s ⓘ |
| deploymentType | fixed-site ICBM ⓘ |
| designedBy | Soviet missile design bureaus ⓘ |
| enteredService | 1970s ⓘ |
| era | Soviet ICBM modernization program ⓘ |
| GRAUIndex | 15A15 ⓘ |
| guidanceSystem | inertial guidance ⓘ |
| hasFeature | multiple independently targetable reentry vehicles ⓘ |
| launchMethod | silo launch ⓘ |
| launchPlatform | hardened missile silo ⓘ |
| NATOReportingName | Spanker ⓘ |
| nuclearTriadComponent | land-based ICBM leg ⓘ |
| payloadType | nuclear MIRV payload ⓘ |
| predecessor | SS-11 Sego ⓘ |
| propellantType | liquid-fueled ⓘ |
| rangeCategory | intercontinental ⓘ |
| retirementPeriod | late 1980s ⓘ |
| role | land-based strategic missile ⓘ |
| serviceBranch | Soviet Strategic Rocket Forces ⓘ |
| SovietDesignation | MR-UR-100 ⓘ |
| stageCount | two-stage ⓘ |
| status | retired ⓘ |
| strategicRole | counterforce capability ⓘ |
| successor |
SS-18 Satan ICBM
ⓘ
surface form:
SS-18 Satan
SS-19 Stiletto ⓘ |
| treatyImpact | affected by START I reductions ⓘ |
| treatyRelevance |
SALT-era strategic system
ⓘ
START-era strategic system ⓘ |
| usedFor | strategic nuclear deterrence ⓘ |
| warheadCountCategory | MIRVed ICBM ⓘ |
| warheadDelivery | multiple reentry vehicles ⓘ |
| warheadType | thermonuclear warhead ⓘ |
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: SS-17 Spanker ICBM Description of subject: The SS-17 "Spanker" was a Soviet-era intercontinental ballistic missile equipped with multiple independently targetable reentry vehicles (MIRVs), designed for strategic nuclear deterrence during the Cold War.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.