R-12 Dvina missile
E137215
The R-12 Dvina missile was a Soviet medium-range ballistic missile central to Cold War nuclear strategy and notably deployed during the Cuban Missile Crisis.
All labels observed (2)
| Label | Occurrences |
|---|---|
| R-12 Dvina missile canonical | 1 |
| R-12 missile family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1193753 — 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: R-12 Dvina missile Context triple: [Operation Anadyr, uses, R-12 Dvina missile]
-
A.
S-75 Dvina (SA-2 Guideline) missile
The S-75 Dvina (SA-2 Guideline) is a Soviet-era, high-altitude, surface-to-air missile system widely deployed during the Cold War and known for shooting down several Western reconnaissance and combat aircraft.
-
B.
R-7 Semyorka rocket
The R-7 Semyorka rocket was the world’s first intercontinental ballistic missile and the launch vehicle that placed Sputnik, the first artificial satellite, into orbit, marking the start of the space age.
-
C.
Scud missiles
Scud missiles are Soviet-designed short-range ballistic missiles that gained widespread notoriety for their use by Iraq to attack coalition and civilian targets during the Gulf War.
-
D.
Katyusha rocket launcher
The Katyusha rocket launcher was a Soviet World War II-era multiple rocket artillery system famed for its devastating salvos and distinctive howling sound.
-
E.
Meteor missile
The Meteor missile is a beyond-visual-range air-to-air missile known for its ramjet propulsion, long-range engagement capability, and high no-escape zone, used by several modern fighter 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: R-12 Dvina missile Target entity description: The R-12 Dvina missile was a Soviet medium-range ballistic missile central to Cold War nuclear strategy and notably deployed during the Cuban Missile Crisis.
-
A.
S-75 Dvina (SA-2 Guideline) missile
The S-75 Dvina (SA-2 Guideline) is a Soviet-era, high-altitude, surface-to-air missile system widely deployed during the Cold War and known for shooting down several Western reconnaissance and combat aircraft.
-
B.
R-7 Semyorka rocket
The R-7 Semyorka rocket was the world’s first intercontinental ballistic missile and the launch vehicle that placed Sputnik, the first artificial satellite, into orbit, marking the start of the space age.
-
C.
Scud missiles
Scud missiles are Soviet-designed short-range ballistic missiles that gained widespread notoriety for their use by Iraq to attack coalition and civilian targets during the Gulf War.
-
D.
Katyusha rocket launcher
The Katyusha rocket launcher was a Soviet World War II-era multiple rocket artillery system famed for its devastating salvos and distinctive howling sound.
-
E.
Meteor missile
The Meteor missile is a beyond-visual-range air-to-air missile known for its ramjet propulsion, long-range engagement capability, and high no-escape zone, used by several modern fighter aircraft.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Soviet ballistic missile
ⓘ
medium-range ballistic missile ⓘ |
| accuracyCEP | about 2 km ⓘ |
| coldWarRole | central element of Soviet nuclear deterrent ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| deployedIn |
Cuba
ⓘ
Eastern Europe ⓘ Soviet Union ⓘ |
| deploymentPeriodEnd | 1980s ⓘ |
| deploymentPeriodStart | late 1950s ⓘ |
| designBureau | OKB-586 ⓘ |
| designer | Mikhail Yangel ⓘ |
| diameter | about 1.65 m ⓘ |
| enteredService | 1959 ⓘ |
| family |
R-12 Dvina missile
self-linksurface differs
ⓘ
surface form:
R-12 missile family
|
| firstTestLaunch | 1957 ⓘ |
| fuel | kerosene ⓘ |
| guidanceSystem | inertial guidance ⓘ |
| historicalSignificance |
first Soviet MRBM widely deployed in large numbers
ⓘ
key system in Cuban Missile Crisis escalation ⓘ |
| launchPlatform |
fixed launch site
ⓘ
silo-based launcher ⓘ surface pad launcher ⓘ |
| length | about 22.1 m ⓘ |
| manufacturer | Yuzhmash ⓘ |
| mass | about 41,000 kg at launch ⓘ |
| NATOReportingName | SS-4 Sandal ⓘ |
| operatedBy | Soviet Strategic Rocket Forces ⓘ |
| operationalReadiness | stored fueled for long periods ⓘ |
| oxidizer | AK-27I nitric acid ⓘ |
| primaryMission | strategic nuclear strike ⓘ |
| propellantType | liquid fuel ⓘ |
| range |
approximately 1300 miles
ⓘ
approximately 2000 km ⓘ |
| retiredFromService | late 1980s ⓘ |
| role | nuclear delivery system ⓘ |
| serviceEntry | 1959 ⓘ |
| stages | single-stage ⓘ |
| status | retired ⓘ |
| successor |
R-14 Chusovaya missile
ⓘ
surface form:
R-14 Chusovaya
|
| treatyImpact | Intermediate-Range Nuclear Forces Treaty ⓘ |
| usedBy | Soviet Union ⓘ |
| usedIn | Cuban Missile Crisis ⓘ |
| warheadType | nuclear ⓘ |
| warheadYield | 1 to 2.3 megatons of TNT ⓘ |
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: R-12 Dvina missile Description of subject: The R-12 Dvina missile was a Soviet medium-range ballistic missile central to Cold War nuclear strategy and notably deployed during the Cuban Missile Crisis.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
R-12 Dvina
this entity surface form:
R-12 missile family