Fort Irwin National Training Center

E2800

United States Army installation military training area

Fort Irwin National Training Center is a major U.S. Army training installation in California known for large-scale, realistic combat exercises in a remote desert environment.

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All labels observed (5)

Label	Occurrences
National Training Center	10
Fort Irwin, California	8
Fort Irwin National Training Center canonical	7
Fort Irwin	4
Fort Irwin National Training Center (regional vicinity)	1

How this entity was disambiguated

This entity first appeared as the object of triple T12083 — 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: Fort Irwin National Training Center
Context triple: [Mojave Desert, contains, Fort Irwin National Training Center]

A. Edwards Air Force Base
Edwards Air Force Base is a major U.S. Air Force installation in Southern California known as a primary site for flight testing, aerospace research, and historic aviation milestones.
B. Fort Eisenhower, Georgia
Fort Eisenhower, Georgia is a major U.S. Army installation near Augusta best known as a center for signal, cyber, and communications training and operations.
C. Los Alamos, New Mexico
Los Alamos, New Mexico is a small town in northern New Mexico best known as the birthplace of the atomic bomb and a historic center of U.S. nuclear research.
D. Pentagon
The Pentagon is the five-sided headquarters of the United States Department of Defense and a symbol of the U.S. military.
E. Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
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: Fort Irwin National Training Center
Target entity description: Fort Irwin National Training Center is a major U.S. Army training installation in California known for large-scale, realistic combat exercises in a remote desert environment.

A. Edwards Air Force Base
Edwards Air Force Base is a major U.S. Air Force installation in Southern California known as a primary site for flight testing, aerospace research, and historic aviation milestones.
B. Fort Eisenhower, Georgia
Fort Eisenhower, Georgia is a major U.S. Army installation near Augusta best known as a center for signal, cyber, and communications training and operations.
C. Los Alamos, New Mexico
Los Alamos, New Mexico is a small town in northern New Mexico best known as the birthplace of the atomic bomb and a historic center of U.S. nuclear research.
D. Pentagon
The Pentagon is the five-sided headquarters of the United States Department of Defense and a symbol of the U.S. military.
E. Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	United States Army installation ⓘ military training area ⓘ
climate	hot desert climate ⓘ
controlledBy	U.S. Department of the Army ⓘ linked to: United States Department of the Army
country	United States of America ⓘ
distanceTo	approximately 110 miles northeast of Los Angeles, California ⓘ approximately 37 miles northeast of Barstow, California ⓘ
environmentType	desert ⓘ
hasFacility	airfields and landing zones ⓘ instrumented training ranges ⓘ live-fire ranges ⓘ mock urban villages ⓘ simulation and mission rehearsal centers ⓘ
hasGarrison	11th Armored Cavalry Regiment ⓘ 916th Support Brigade ⓘ National Training Center ⓘ linked to: Fort Irwin National Training Center other tenant units ⓘ
hasHousing	on-post family housing areas ⓘ
hasOpposingForceUnit	11th Armored Cavalry Regiment ⓘ
hasPopulationType	active duty soldiers ⓘ civilian employees ⓘ military families ⓘ
hasRole	preparing brigade combat teams for deployment ⓘ testing and refining Army doctrine and tactics ⓘ
knownFor	integration of live, virtual, and constructive training ⓘ large maneuver training area ⓘ realistic force-on-force training exercises ⓘ use of dedicated opposing force units ⓘ
locatedIn	California ⓘ linked to: California, United States Mojave Desert ⓘ San Bernardino County, California ⓘ linked to: San Bernardino County
locatedInTimeZone	Pacific Time Zone ⓘ
militaryBranch	United States Army ⓘ
operator	United States Army ⓘ
partOf	U.S. Army Forces Command ⓘ U.S. Army Training and Doctrine Command ⓘ
primaryFunction	brigade-level maneuver training ⓘ large-scale combat training ⓘ pre-deployment training for U.S. Army units ⓘ
terrain	arid, mountainous desert terrain ⓘ
trainingFocus	combined arms maneuver ⓘ counterinsurgency operations ⓘ high-intensity combat operations ⓘ joint and coalition operations ⓘ urban operations ⓘ
usedBy	Army National Guard units ⓘ linked to: Army National Guard Army Reserve units ⓘ active duty U.S. Army units ⓘ selected allied and partner nation forces ⓘ

How these facts were elicited