South Korean K9 Thunder
E548182
The South Korean K9 Thunder is a modern 155mm self-propelled howitzer renowned for its high mobility, rapid fire capability, and widespread adoption by multiple armed forces worldwide.
All labels observed (2)
| Label | Occurrences |
|---|---|
| K9 Thunder family | 3 |
| South Korean K9 Thunder canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5819826 — 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: South Korean K9 Thunder Context triple: [K9 Vajra-T, adaptedFrom, South Korean K9 Thunder]
-
A.
K9 Vajra-T
K9 Vajra-T is an Indian self-propelled howitzer, adapted from the South Korean K9 Thunder and customized for the Indian Army’s operational and climatic requirements.
-
B.
KJ-500
The KJ-500 is a modern Chinese airborne early warning and control (AEW&C) aircraft featuring a fixed dorsal radar dome and advanced phased-array radar systems for long-range airspace surveillance and battle management.
-
C.
KJ-2000
The KJ-2000 is a Chinese airborne early warning and control (AEW&C) aircraft based on the Il-76 airframe, equipped with a large phased-array radar for long-range airspace surveillance and battle management.
-
D.
Ulchi Freedom Guardian
Ulchi Freedom Guardian is a large-scale annual joint military exercise conducted by the United States and South Korea to enhance readiness and deterrence against potential threats on the Korean Peninsula.
-
E.
K1 main battle tank
The K1 main battle tank is a South Korean–designed and produced main battle tank that forms the backbone of the Republic of Korea’s armored forces.
- 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: South Korean K9 Thunder Target entity description: The South Korean K9 Thunder is a modern 155mm self-propelled howitzer renowned for its high mobility, rapid fire capability, and widespread adoption by multiple armed forces worldwide.
-
A.
K9 Vajra-T
K9 Vajra-T is an Indian self-propelled howitzer, adapted from the South Korean K9 Thunder and customized for the Indian Army’s operational and climatic requirements.
-
B.
KJ-500
The KJ-500 is a modern Chinese airborne early warning and control (AEW&C) aircraft featuring a fixed dorsal radar dome and advanced phased-array radar systems for long-range airspace surveillance and battle management.
-
C.
KJ-2000
The KJ-2000 is a Chinese airborne early warning and control (AEW&C) aircraft based on the Il-76 airframe, equipped with a large phased-array radar for long-range airspace surveillance and battle management.
-
D.
Ulchi Freedom Guardian
Ulchi Freedom Guardian is a large-scale annual joint military exercise conducted by the United States and South Korea to enhance readiness and deterrence against potential threats on the Korean Peninsula.
-
E.
K1 main battle tank
The K1 main battle tank is a South Korean–designed and produced main battle tank that forms the backbone of the Republic of Korea’s armored forces.
- F. None of above. chosen
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf | self-propelled howitzer ⓘ |
| armorProtection | protection against small arms fire and shell splinters ⓘ |
| burstRateOfFire | 3 rounds in 15 seconds ⓘ |
| caliber | 155 mm ⓘ |
| countryOfOrigin | South Korea ⓘ |
| crew |
5
ⓘ
commander ⓘ driver ⓘ gunner ⓘ two loaders ⓘ |
| designedFor |
counter-battery fire
ⓘ
deep fire support ⓘ |
| enginePower | 1000 hp ⓘ |
| engineType |
MTU MT 881 Ka-500 diesel engine
ⓘ
linked to:
MTU MT881 Ka-500 diesel engine
|
| exportStatus | widely exported ⓘ |
| fireControlSystem | automatic fire control system ⓘ |
| gunLength | 52 caliber ⓘ |
| height | about 2.7 m ⓘ |
| introduced | late 1990s ⓘ |
| length | about 12 m ⓘ |
| manufacturer |
Hanwha Aerospace
ⓘ
Samsung Techwin ⓘ |
| maximumFiringRange |
about 30 km with standard HE
ⓘ
about 40 km with base bleed ammunition ⓘ over 50 km with rocket-assisted projectiles ⓘ |
| maximumRoadSpeed | about 67 km/h ⓘ |
| multipleRoundSimultaneousImpact | capable ⓘ |
| navigationSystem | inertial navigation system ⓘ |
| NBCProtection | equipped ⓘ |
| notableFeature |
automated ammunition handling system
ⓘ
high mobility ⓘ network-centric warfare compatibility ⓘ rapid fire capability ⓘ |
| operationalRange | about 360 km ⓘ |
| operatorType | multiple NATO and non-NATO armies ⓘ |
| originatingService | Republic of Korea Armed Forces ⓘ |
| primaryArmament | 155 mm / 52-caliber howitzer ⓘ |
| rateOfFire | 6–8 rounds per minute sustained ⓘ |
| secondaryArmament | 12.7 mm K6 heavy machine gun ⓘ |
| serviceEntry | Republic of Korea Army ⓘ |
| shellType | 155 mm NATO-standard ammunition ⓘ |
| suspension | torsion bar ⓘ |
| turretTraverse | 360 degrees ⓘ |
| usedBy |
Australia
ⓘ
Egypt ⓘ Estonia ⓘ Finland ⓘ India ⓘ Norway ⓘ Poland ⓘ Republic of Korea Army ⓘ Turkey ⓘ other export customers ⓘ |
| variant |
K9 Vajra-T
ⓘ
K9A1 ⓘ K9A2 ⓘ T-155 Fırtına ⓘ |
| weight | about 47 tonnes ⓘ |
| width | about 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: South Korean K9 Thunder Description of subject: The South Korean K9 Thunder is a modern 155mm self-propelled howitzer renowned for its high mobility, rapid fire capability, and widespread adoption by multiple armed forces worldwide.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: South Korean K9 Thunder
linked to: South Korean K9 Thunder
linked to: South Korean K9 Thunder