9K33 Osa
E632882
The 9K33 Osa is a Soviet-era, highly mobile, short-range surface-to-air missile system mounted on an amphibious, radar-equipped vehicle for defending ground forces against low-flying aircraft and helicopters.
All labels observed (4)
| Label | Occurrences |
|---|---|
| 9K33 Osa canonical | 4 |
| 9K33M Osa-AK | 1 |
| 9K33M2 Osa-AK | 1 |
| 9K33M3 Osa-AKM | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6983773 — 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: 9K33 Osa Context triple: [Tor surface-to-air missile system, designedToReplace, 9K33 Osa]
-
A.
SA-7 Grail man-portable air-defense system
The SA-7 Grail is a Soviet-designed, shoulder-fired surface-to-air missile system intended to provide infantry units with portable defense against low-flying aircraft and helicopters.
-
B.
CA-95 air defense system
The CA-95 air defense system is a Romanian short-range, mobile, surface-to-air missile platform designed to protect ground forces and key installations from low-flying aircraft and helicopters.
-
C.
Gepard self-propelled anti-aircraft gun
The Gepard self-propelled anti-aircraft gun is a German-made, radar-guided, armored air-defense vehicle equipped with twin 35 mm cannons designed to protect ground forces from low-flying aircraft and helicopters.
-
D.
S-25 Berkut
The S-25 Berkut was an early Soviet fixed surface-to-air missile system developed in the 1950s to provide high-altitude air defense for Moscow during the Cold War.
-
E.
Buk surface-to-air missile system
The Buk surface-to-air missile system is a Russian-made, medium-range, mobile air defense platform designed to engage aircraft, cruise missiles, and other aerial threats.
- 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: 9K33 Osa Target entity description: The 9K33 Osa is a Soviet-era, highly mobile, short-range surface-to-air missile system mounted on an amphibious, radar-equipped vehicle for defending ground forces against low-flying aircraft and helicopters.
-
A.
SA-7 Grail man-portable air-defense system
The SA-7 Grail is a Soviet-designed, shoulder-fired surface-to-air missile system intended to provide infantry units with portable defense against low-flying aircraft and helicopters.
-
B.
CA-95 air defense system
The CA-95 air defense system is a Romanian short-range, mobile, surface-to-air missile platform designed to protect ground forces and key installations from low-flying aircraft and helicopters.
-
C.
Gepard self-propelled anti-aircraft gun
The Gepard self-propelled anti-aircraft gun is a German-made, radar-guided, armored air-defense vehicle equipped with twin 35 mm cannons designed to protect ground forces from low-flying aircraft and helicopters.
-
D.
S-25 Berkut
The S-25 Berkut was an early Soviet fixed surface-to-air missile system developed in the 1950s to provide high-altitude air defense for Moscow during the Cold War.
-
E.
Buk surface-to-air missile system
The Buk surface-to-air missile system is a Russian-made, medium-range, mobile air defense platform designed to engage aircraft, cruise missiles, and other aerial threats.
- F. None of above. chosen
Statements (60)
| Predicate | Object |
|---|---|
| instanceOf |
self-propelled air defense system
ⓘ
short-range air defense system ⓘ surface-to-air missile system ⓘ |
| amphibious | true ⓘ |
| ceiling | approximately 5,000 meters ⓘ |
| chassisType | amphibious 6x6 wheeled vehicle ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| crew | 5 ⓘ |
| designedFor | air defense of ground forces ⓘ |
| designedToEngage |
helicopters
ⓘ
low-flying aircraft ⓘ |
| developer | Soviet Union ⓘ |
| enteredService | early 1970s ⓘ |
| guidanceType | radio command guidance ⓘ |
| hasFeature |
all-in-one launcher and radar vehicle
ⓘ
integrated radar on vehicle ⓘ |
| hasVariant |
9K33M Osa-AK
ⓘ
linked to:
9K33 Osa
9K33M2 Osa-AK ⓘ
linked to:
9K33 Osa
9K33M3 Osa-AKM ⓘ
linked to:
9K33 Osa
|
| introduced | 1971 ⓘ |
| launchPlatform | self-propelled wheeled vehicle ⓘ |
| manufacturer | Soviet defense industry ⓘ |
| missilesPerLauncher | 6 ⓘ |
| missileType | solid-fuel missile ⓘ |
| mobility | highly mobile ⓘ |
| NATOreportingName | SA-8 Gecko ⓘ |
| operationalRange | approximately 10–12 kilometers ⓘ |
| powerplant | diesel engine ⓘ |
| primaryRadar | search and tracking radar on vehicle ⓘ |
| radarType | 3D radar ⓘ |
| role | tactical air defense ⓘ |
| successor |
Tor missile system
ⓘ
linked to:
Tor surface-to-air missile system
|
| trackingMethod | command guidance via radar ⓘ |
| usedBy |
Algerian Armed Forces
ⓘ
linked to:
Algerian People's National Armed Forces
Angolan Armed Forces ⓘ Armenian Armed Forces ⓘ
linked to:
Armed Forces of Armenia
Azerbaijani Armed Forces ⓘ
linked to:
Armed Forces of Azerbaijan
Belarusian Armed Forces ⓘ
linked to:
Armed Forces of Belarus
Bulgarian Armed Forces ⓘ Cuban Armed Forces ⓘ
linked to:
armed forces of Cuba
Czech Armed Forces ⓘ
linked to:
Armed Forces of the Czech Republic
Ethiopian Armed Forces ⓘ
linked to:
Armed Forces of Ethiopia
Georgian Armed Forces ⓘ Indian Armed Forces ⓘ Libyan Armed Forces ⓘ Polish Armed Forces ⓘ
linked to:
Armed Forces of the Republic of Poland
Russian Armed Forces ⓘ Serbian Armed Forces ⓘ Slovak Armed Forces ⓘ Soviet Armed Forces ⓘ
linked to:
Soviet armed forces
Syrian Armed Forces ⓘ Ukrainian Armed Forces ⓘ Yugoslav People's Army ⓘ |
| usedInConflict |
Gulf War
ⓘ
Iran–Iraq War ⓘ Nagorno-Karabakh conflicts ⓘ
linked to:
Nagorno-Karabakh conflict
Russo-Ukrainian War ⓘ Syrian Civil War ⓘ Yom Kippur War ⓘ |
| warheadType | high-explosive fragmentation ⓘ |
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: 9K33 Osa Description of subject: The 9K33 Osa is a Soviet-era, highly mobile, short-range surface-to-air missile system mounted on an amphibious, radar-equipped vehicle for defending ground forces against low-flying aircraft and helicopters.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 9K33 Osa
linked to: 9K33 Osa
linked to: 9K33 Osa
subject linked to:
Osa-M short-range SAM system