K1A1
E836922
The K1A1 is a South Korean main battle tank, an upgraded variant of the K1 featuring enhanced firepower, armor, and a 120 mm smoothbore main gun.
All labels observed (2)
| Label | Occurrences |
|---|---|
| K1A1 canonical | 1 |
| K1A1 (modernized configurations) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10041250 — 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: K1A1 Context triple: [Rheinmetall 120 mm smoothbore gun, usedOnVehicle, K1A1]
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A.
K9A1
K9A1 is an upgraded South Korean K9 Thunder self-propelled howitzer variant featuring improved fire control, automation, and crew ergonomics.
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B.
K-10
K-10 is a state highway in Kansas that serves as a major east–west commuter and connector route in the Kansas City metropolitan area.
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C.
K1
K1, also known as Masherbrum, is a prominent 7,821-meter peak in the Karakoram range of Pakistan and one of the world’s highest mountains.
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D.
K1
K1 is the first highly accurate marine chronometer built by Larcum Kendall in the 18th century, famous for its role in improving longitude determination at sea.
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E.
K9A2
K9A2 is an advanced, upgraded version of the South Korean K9 Thunder self-propelled howitzer, featuring enhanced automation, improved fire control, and greater operational efficiency.
- 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: K1A1 Target entity description: The K1A1 is a South Korean main battle tank, an upgraded variant of the K1 featuring enhanced firepower, armor, and a 120 mm smoothbore main gun.
-
A.
K9A1
K9A1 is an upgraded South Korean K9 Thunder self-propelled howitzer variant featuring improved fire control, automation, and crew ergonomics.
-
B.
K-10
K-10 is a state highway in Kansas that serves as a major east–west commuter and connector route in the Kansas City metropolitan area.
-
C.
K1
K1, also known as Masherbrum, is a prominent 7,821-meter peak in the Karakoram range of Pakistan and one of the world’s highest mountains.
-
D.
K1
K1 is the first highly accurate marine chronometer built by Larcum Kendall in the 18th century, famous for its role in improving longitude determination at sea.
-
E.
K9A2
K9A2 is an advanced, upgraded version of the South Korean K9 Thunder self-propelled howitzer, featuring enhanced automation, improved fire control, and greater operational efficiency.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
armored fighting vehicle
ⓘ
main battle tank ⓘ |
| armorType | composite armor ⓘ |
| caliber | 120 mm ⓘ |
| chassisBasedOn | K1 ⓘ |
| combatWeight | approximately 53 tonnes ⓘ |
| countryOfOrigin | South Korea ⓘ |
| crew | 4 ⓘ |
| crewPositions |
commander
ⓘ
driver ⓘ gunner ⓘ loader ⓘ |
| designedFor | Republic of Korea Army NERFINISHED ⓘ |
| designedIn | 1990s ⓘ |
| designedToCounter | North Korean armored forces NERFINISHED ⓘ |
| developedBy | South Korean Army NERFINISHED ⓘ |
| enginePower | 1200 hp ⓘ |
| engineType | diesel engine ⓘ |
| fuelType | diesel ⓘ |
| gunType | smoothbore cannon ⓘ |
| hasFeature |
NBC protection system
ⓘ
enhanced armor compared to K1 ⓘ improved fire control system ⓘ laser rangefinder ⓘ smoke grenade launchers ⓘ thermal imaging sights ⓘ |
| hasFireControlSystem | digital fire control system ⓘ |
| hasRole | main battle tank ⓘ |
| hasUpgradeOver | K1 105 mm gun NERFINISHED ⓘ |
| height | approximately 2.3 m ⓘ |
| isVariantOf | K1 ⓘ |
| lengthWithGunForward | approximately 9.7 m ⓘ |
| manufacturer | Hyundai Rotem NERFINISHED ⓘ |
| maximumSpeed | about 65 km/h on road ⓘ |
| operator | Republic of Korea Army NERFINISHED ⓘ |
| originatesFrom | Republic of Korea NERFINISHED ⓘ |
| primaryArmament | 120 mm smoothbore gun ⓘ |
| replacedArmamentOf | K1 ⓘ |
| secondaryArmament |
12.7 mm K6 heavy machine gun
ⓘ
7.62 mm coaxial machine gun ⓘ |
| serviceEntry | late 1990s ⓘ |
| successor | K1A2 ⓘ |
| suspension | hydropneumatic suspension ⓘ |
| transmission | automatic transmission ⓘ |
| usedBy | Republic of Korea Army NERFINISHED ⓘ |
| usedIn | training exercises on Korean Peninsula ⓘ |
| width | approximately 3.6 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: K1A1 Description of subject: The K1A1 is a South Korean main battle tank, an upgraded variant of the K1 featuring enhanced firepower, armor, and a 120 mm smoothbore main gun.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
K1A1 (modernized configurations)