K9 Thunder self-propelled howitzer
E11141
The K9 Thunder is a South Korean–developed 155 mm self-propelled howitzer known for its high mobility, rapid rate of fire, and widespread adoption by several modern armies.
All labels observed (2)
| Label | Occurrences |
|---|---|
| K9 Thunder self-propelled howitzer canonical | 5 |
| South Korean K9 Thunder chassis | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T96447 — 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: K9 Thunder self-propelled howitzer Context triple: [Finnish Army, equipment, K9 Thunder self-propelled howitzer]
-
A.
CV90 infantry fighting vehicle
The CV90 infantry fighting vehicle is a modern, highly mobile, and heavily armed tracked combat vehicle developed by Sweden’s BAE Systems Hägglunds, designed to transport and support infantry on the battlefield with advanced protection and firepower.
-
B.
Patriot missile system
The Patriot missile system is a long-range, all-altitude, air-defense system designed to detect, track, and intercept incoming aircraft, missiles, and drones, widely used by the U.S. and allied militaries.
-
C.
Patria AMV armoured modular vehicle
The Patria AMV is a Finnish-designed 8×8 wheeled armored fighting vehicle known for its high modularity, protection, and mobility, widely used by several NATO and partner nations.
-
D.
Warrior infantry fighting vehicle
The Warrior infantry fighting vehicle is a British tracked armored combat vehicle designed to transport and support infantry on the battlefield with enhanced protection and firepower.
-
E.
Leopard 2 main battle tank
The Leopard 2 main battle tank is a German-designed, heavily armored and highly mobile frontline combat vehicle widely used by numerous NATO and allied armies.
- 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: K9 Thunder self-propelled howitzer Target entity description: The K9 Thunder is a South Korean–developed 155 mm self-propelled howitzer known for its high mobility, rapid rate of fire, and widespread adoption by several modern armies.
-
A.
CV90 infantry fighting vehicle
The CV90 infantry fighting vehicle is a modern, highly mobile, and heavily armed tracked combat vehicle developed by Sweden’s BAE Systems Hägglunds, designed to transport and support infantry on the battlefield with advanced protection and firepower.
-
B.
Patriot missile system
The Patriot missile system is a long-range, all-altitude, air-defense system designed to detect, track, and intercept incoming aircraft, missiles, and drones, widely used by the U.S. and allied militaries.
-
C.
Patria AMV armoured modular vehicle
The Patria AMV is a Finnish-designed 8×8 wheeled armored fighting vehicle known for its high modularity, protection, and mobility, widely used by several NATO and partner nations.
-
D.
Warrior infantry fighting vehicle
The Warrior infantry fighting vehicle is a British tracked armored combat vehicle designed to transport and support infantry on the battlefield with enhanced protection and firepower.
-
E.
Leopard 2 main battle tank
The Leopard 2 main battle tank is a German-designed, heavily armored and highly mobile frontline combat vehicle widely used by numerous NATO and allied armies.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf | self-propelled howitzer ⓘ |
| ammunitionCapacity | 48 rounds of 155 mm ammunition ⓘ |
| armorProtection | steel armor against small arms and shell splinters ⓘ |
| artilleryType | howitzer ⓘ |
| burstRateOfFire | 3 rounds in 15 seconds ⓘ |
| caliber | 155 mm ⓘ |
| chassisLayout | engine front, turret rear ⓘ |
| countryOfOrigin | South Korea ⓘ |
| crew | 5 ⓘ |
| designedBy |
Agency for Defense Development
ⓘ
Samsung Techwin ⓘ |
| developmentStart | 1989 ⓘ |
| enginePower | 1000 hp ⓘ |
| engineType | MTU MT881 Ka-500 diesel engine ⓘ |
| exportSuccess | widely exported self-propelled howitzer ⓘ |
| fireControlSystem | automatic fire control system ⓘ |
| formerManufacturer | Samsung Techwin ⓘ |
| height | 2.7 m ⓘ |
| length | 12 m (with gun forward) ⓘ |
| mainArmament | 155 mm / 52-calibre gun ⓘ |
| manufacturer | Hanwha Aerospace ⓘ |
| mass | around 47 tonnes ⓘ |
| maximumFiringRange |
40 km with standard HE projectile
ⓘ
over 50 km with rocket-assisted projectile ⓘ |
| maximumRoadSpeed | 67 km/h ⓘ |
| notableFeature |
high level of automation
ⓘ
multiple-round simultaneous-impact capability ⓘ |
| operationalRange | 480 km ⓘ |
| primaryRole | self-propelled artillery ⓘ |
| propulsion | tracked ⓘ |
| rateOfFire | 6–8 rounds per minute ⓘ |
| relatedVehicle | K10 ammunition resupply vehicle ⓘ |
| secondaryArmament | 12.7 mm K6 heavy machine gun ⓘ |
| serviceEntry | 1999 ⓘ |
| suspension | hydropneumatic ⓘ |
| sustainedRateOfFire | 2–3 rounds per minute ⓘ |
| turretTraverse | 360 degrees ⓘ |
| usedBy |
Australian Army
ⓘ
Egyptian Armed Forces ⓘ
surface form:
Egyptian Army
Estonian Defence Forces ⓘ Finnish Army ⓘ Indian Army ⓘ New Zealand Army ⓘ Norwegian Army ⓘ Polish Army ⓘ
surface form:
Polish Land Forces
Republic of Korea Air Force ⓘ
surface form:
RCAF (Republic of Korea Marine Corps)
Republic of Korea Army ⓘ Romanian Land Forces ⓘ Turkish Land Forces ⓘ |
| variant |
Krab self-propelled howitzer
ⓘ
surface form:
AHS Krab (using K9 chassis)
K9 Vajra-T ⓘ K9 Vidar ⓘ K9A1 ⓘ K9A2 ⓘ K9FIN Moukari ⓘ |
| width | 3.4 m ⓘ |
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: K9 Thunder self-propelled howitzer Description of subject: The K9 Thunder is a South Korean–developed 155 mm self-propelled howitzer known for its high mobility, rapid rate of fire, and widespread adoption by several modern armies.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
South Korean K9 Thunder chassis
subject surface form:
MTU MT881 Ka-500
subject surface form:
M982 Excalibur