11th Armored Cavalry Regiment
E16340
The 11th Armored Cavalry Regiment is a historic U.S. Army armored unit best known for its reconnaissance and cavalry operations, including service in Vietnam and the Cold War, and for its current role as the primary opposing force at the National Training Center.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T138532 — 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: 11th Armored Cavalry Regiment Context triple: [Fort Irwin National Training Center, hasGarrison, 11th Armored Cavalry Regiment]
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A.
1st Light Armored Reconnaissance Battalion
The 1st Light Armored Reconnaissance Battalion is a United States Marine Corps unit specializing in fast, armored reconnaissance and security operations using light armored vehicles.
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B.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
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C.
1st Tank Battalion
The 1st Tank Battalion is a United States Marine Corps armored unit historically equipped with main battle tanks and known for its combat service in major conflicts such as World War II, Korea, and Vietnam.
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D.
U.S. 101st Airborne Division
The U.S. 101st Airborne Division is a renowned American airborne and air assault division, famous for its pivotal World War II combat operations in Europe and later high-profile deployments in conflicts such as Vietnam, the Gulf War, Iraq, and Afghanistan.
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E.
U.S. 82nd Airborne Division
The U.S. 82nd Airborne Division is an elite U.S. Army airborne infantry division renowned for its parachute assault operations in major conflicts from World War II to the present.
- 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: 11th Armored Cavalry Regiment Target entity description: The 11th Armored Cavalry Regiment is a historic U.S. Army armored unit best known for its reconnaissance and cavalry operations, including service in Vietnam and the Cold War, and for its current role as the primary opposing force at the National Training Center.
-
A.
1st Light Armored Reconnaissance Battalion
The 1st Light Armored Reconnaissance Battalion is a United States Marine Corps unit specializing in fast, armored reconnaissance and security operations using light armored vehicles.
-
B.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
-
C.
1st Tank Battalion
The 1st Tank Battalion is a United States Marine Corps armored unit historically equipped with main battle tanks and known for its combat service in major conflicts such as World War II, Korea, and Vietnam.
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D.
U.S. 101st Airborne Division
The U.S. 101st Airborne Division is a renowned American airborne and air assault division, famous for its pivotal World War II combat operations in Europe and later high-profile deployments in conflicts such as Vietnam, the Gulf War, Iraq, and Afghanistan.
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E.
U.S. 82nd Airborne Division
The U.S. 82nd Airborne Division is an elite U.S. Army airborne infantry division renowned for its parachute assault operations in major conflicts from World War II to the present.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
United States Army regiment
ⓘ
armored cavalry regiment ⓘ |
| abbreviation | 11th ACR ⓘ |
| allegiance |
United States
ⓘ
linked to:
United States of America
|
| branch | United States Army ⓘ |
| color | black ⓘ |
| conflict |
Cold War
ⓘ
Operation Enduring Freedom ⓘ Operation Iraqi Freedom ⓘ
linked to:
Iraq War
Vietnam War ⓘ |
| country | United States of America ⓘ |
| decorations |
Presidential Unit Citation
ⓘ
linked to:
Presidential Unit Citation (United States)
Republic of Vietnam Cross of Gallantry with Palm ⓘ Valorous Unit Award ⓘ
linked to:
Army Valorous Unit Award
|
| equipment |
armored fighting vehicles
ⓘ
tanks ⓘ |
| functionAtNTC | train U.S. and allied units in large-scale combat operations ⓘ |
| garrison |
Fort Irwin
ⓘ
linked to:
Fort Irwin National Training Center
National Training Center ⓘ
linked to:
Fort Irwin National Training Center
|
| hasBranchColor |
black
ⓘ
yellow ⓘ |
| hasEmblem | Blackhorse insignia ⓘ |
| hasSpecialization |
armored reconnaissance
ⓘ
cavalry tactics ⓘ |
| hasSubunit |
1st Squadron, 11th Armored Cavalry Regiment
ⓘ
linked to:
11th Armored Cavalry Regiment
2nd Squadron, 11th Armored Cavalry Regiment ⓘ 3rd Squadron, 11th Armored Cavalry Regiment ⓘ Headquarters and Headquarters Troop, 11th Armored Cavalry Regiment ⓘ Regimental Support Squadron, 11th Armored Cavalry Regiment ⓘ |
| language | English ⓘ |
| militaryFormation | regiment ⓘ |
| motto | Allons ⓘ |
| nickname | Blackhorse Regiment ⓘ |
| notableFor |
border security missions along the inter-German border during the Cold War
ⓘ
cavalry operations ⓘ reconnaissance operations ⓘ use of armored cavalry in counterinsurgency operations in Vietnam ⓘ |
| partOf |
United States Army Forces Command
ⓘ
linked to:
U.S. Army Forces Command
|
| primaryMission | serve as the primary opposing force at the National Training Center ⓘ |
| role |
armored cavalry
ⓘ
opposing force unit ⓘ reconnaissance ⓘ |
| symbol | black horse ⓘ |
| theaterOfOperations |
Afghanistan
ⓘ
Iraq ⓘ South Vietnam ⓘ
linked to:
Republic of Vietnam
West Germany ⓘ |
| trainingRole | provides realistic opposing force for brigade combat team rotations ⓘ |
| type | combined arms unit ⓘ |
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: 11th Armored Cavalry Regiment Description of subject: The 11th Armored Cavalry Regiment is a historic U.S. Army armored unit best known for its reconnaissance and cavalry operations, including service in Vietnam and the Cold War, and for its current role as the primary opposing force at the National Training Center.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 11th Armored Cavalry Regiment
subject linked to:
11th ACR
linked to: 11th Armored Cavalry Regiment
Headquarters and Headquarters Troop, 11th Armored Cavalry Regiment
→
partOf
→
11th Armored Cavalry Regiment
ⓘ
2nd Squadron, 11th Armored Cavalry Regiment
→
insignia
→
11th Armored Cavalry Regiment distinctive unit insignia
ⓘ
linked to: 11th Armored Cavalry Regiment
Regimental Support Squadron, 11th Armored Cavalry Regiment
→
partOf
→
11th Armored Cavalry Regiment
ⓘ
Regimental Support Squadron, 11th Armored Cavalry Regiment
→
supportsUnit
→
11th Armored Cavalry Regiment
ⓘ
linked to: 11th Armored Cavalry Regiment
subject linked to:
Camp Harry J. Jones, Arizona
linked to: 11th Armored Cavalry Regiment
linked to: 11th Armored Cavalry Regiment