K21 infantry fighting vehicle
E395383
The K21 infantry fighting vehicle is a South Korean–developed, amphibious, tracked armored vehicle designed to transport and support infantry with advanced firepower and protection on the modern battlefield.
All labels observed (2)
| Label | Occurrences |
|---|---|
| K21 infantry fighting vehicle canonical | 4 |
| Next-Generation Infantry Fighting Vehicle program of South Korea | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3862893 — 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: K21 infantry fighting vehicle Context triple: [Republic of Korea Army, equipment, K21 infantry fighting vehicle]
-
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.
MLI-84 infantry fighting vehicle
The MLI-84 infantry fighting vehicle is a Romanian-built, upgraded variant of the Soviet BMP-1, designed to transport and support infantry with enhanced firepower and mobility.
-
C.
VBCI infantry fighting vehicle
The VBCI infantry fighting vehicle is a modern French 8×8 wheeled armored combat vehicle designed to transport and protect infantry while providing substantial firepower and mobility on the battlefield.
-
D.
Lynx infantry fighting vehicle
The Lynx infantry fighting vehicle is a modern, modular tracked combat vehicle designed for high protection, mobility, and adaptability to various battlefield roles.
-
E.
FV432 armoured personnel carrier
The FV432 armoured personnel carrier is a British tracked military vehicle widely used by the British Army for transporting infantry under armour from the 1960s onward.
- 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: K21 infantry fighting vehicle Target entity description: The K21 infantry fighting vehicle is a South Korean–developed, amphibious, tracked armored vehicle designed to transport and support infantry with advanced firepower and protection on the modern battlefield.
-
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.
MLI-84 infantry fighting vehicle
The MLI-84 infantry fighting vehicle is a Romanian-built, upgraded variant of the Soviet BMP-1, designed to transport and support infantry with enhanced firepower and mobility.
-
C.
VBCI infantry fighting vehicle
The VBCI infantry fighting vehicle is a modern French 8×8 wheeled armored combat vehicle designed to transport and protect infantry while providing substantial firepower and mobility on the battlefield.
-
D.
Lynx infantry fighting vehicle
The Lynx infantry fighting vehicle is a modern, modular tracked combat vehicle designed for high protection, mobility, and adaptability to various battlefield roles.
-
E.
FV432 armoured personnel carrier
The FV432 armoured personnel carrier is a British tracked military vehicle widely used by the British Army for transporting infantry under armour from the 1960s onward.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
armored fighting vehicle
ⓘ
infantry fighting vehicle ⓘ tracked vehicle ⓘ |
| amphibious | true ⓘ |
| antiTankArmament | ATGM launcher ⓘ |
| antiTankMissileType | Raybolt (on later variants and proposals) ⓘ |
| armamentStabilization | stabilized main gun ⓘ |
| battlefieldRole | mechanized infantry support ⓘ |
| combatWeight | around 25 tonnes ⓘ |
| countryOfOrigin | South Korea ⓘ |
| crew | 3 ⓘ |
| designedToReplace |
K200 infantry fighting vehicle
ⓘ
linked to:
K200 armored personnel carrier
|
| designPeriod | 1990s–2000s ⓘ |
| enginePower | about 750 hp ⓘ |
| engineType | diesel engine ⓘ |
| era | 21st century ⓘ |
| fireControlSystem | digital fire-control system ⓘ |
| formerManufacturer | Doosan DST ⓘ |
| hasFeature |
NBC protection system
ⓘ
amphibious flotation kit ⓘ automatic fire suppression system ⓘ modular armor ⓘ |
| hasVariant |
K21-105 light tank variant
ⓘ
K21-based export light tank concepts ⓘ |
| height | approximately 2.6 m ⓘ |
| hullMaterial | aluminum alloy with composite armor ⓘ |
| length | approximately 6.9 m ⓘ |
| mainArmament | 40 mm automatic cannon ⓘ |
| mainArmamentModel | 40 mm L/70 Bofors-derived cannon ⓘ |
| manufacturer | Hanwha Defense ⓘ |
| maximumRoadSpeed | around 70 km/h ⓘ |
| mobilityType | tracked ⓘ |
| operatorType | military ⓘ |
| originProgram |
Next-Generation Infantry Fighting Vehicle program of South Korea
ⓘ
linked to:
K21 infantry fighting vehicle
|
| passengerCapacity | 9 infantry soldiers ⓘ |
| primaryRole |
infantry fire support
ⓘ
infantry transport ⓘ |
| protectionLevel | STANAG 4569-level ballistic protection (approximate) ⓘ |
| secondaryArmament | 7.62 mm coaxial machine gun ⓘ |
| serviceEntry | around 2009 ⓘ |
| sightingSystem |
day and thermal sights
ⓘ
laser rangefinder ⓘ |
| suspension | torsion bar ⓘ |
| turretType | two-man turret ⓘ |
| usedBy | Republic of Korea Army ⓘ |
| usedInEnvironment |
land
ⓘ
riverine and littoral waters ⓘ |
| waterPropulsion | water jets ⓘ |
| width | approximately 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: K21 infantry fighting vehicle Description of subject: The K21 infantry fighting vehicle is a South Korean–developed, amphibious, tracked armored vehicle designed to transport and support infantry with advanced firepower and protection on the modern battlefield.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
K21 infantry fighting vehicle
→
originProgram
→
Next-Generation Infantry Fighting Vehicle program of South Korea
ⓘ
linked to: K21 infantry fighting vehicle