U.S. Army Yuma Proving Ground

E191387

U.S. Army proving ground military installation weapons testing facility

U.S. Army Yuma Proving Ground is a major U.S. Army testing facility in southwestern Arizona known for evaluating military equipment, weapons systems, and munitions in desert conditions.

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All labels observed (3)

Label	Occurrences
U.S. Army Yuma Proving Ground canonical	5
Yuma Proving Ground	5
Yuma Proving Ground, Arizona	1

How this entity was disambiguated

This entity first appeared as the object of triple T1689036 — 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: U.S. Army Yuma Proving Ground
Context triple: [Yuma, Arizona, hasMilitaryInstallation, U.S. Army Yuma Proving Ground]

A. Dugway Proving Ground
Dugway Proving Ground is a large U.S. Army facility in Utah primarily used for testing chemical, biological, radiological, and defense systems in a remote desert environment.
B. Nevada Test and Training Range
The Nevada Test and Training Range is a vast U.S. Air Force training and bombing range in southern Nevada used for advanced military exercises and weapons testing.
C. Fort Irwin National Training Center
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.
D. Buffalo Soldier Electronic Test Range
Buffalo Soldier Electronic Test Range is a U.S. Army testing and evaluation range at Fort Huachuca used for developing and assessing electronic, communications, and surveillance systems.
E. Nellis Air Force Base
Nellis Air Force Base is a major United States Air Force installation near Las Vegas known for advanced combat training exercises such as Red Flag and for hosting the USAF Warfare Center.
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: U.S. Army Yuma Proving Ground
Target entity description: U.S. Army Yuma Proving Ground is a major U.S. Army testing facility in southwestern Arizona known for evaluating military equipment, weapons systems, and munitions in desert conditions.

A. Dugway Proving Ground
Dugway Proving Ground is a large U.S. Army facility in Utah primarily used for testing chemical, biological, radiological, and defense systems in a remote desert environment.
B. Nevada Test and Training Range
The Nevada Test and Training Range is a vast U.S. Air Force training and bombing range in southern Nevada used for advanced military exercises and weapons testing.
C. Fort Irwin National Training Center
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.
D. Buffalo Soldier Electronic Test Range
Buffalo Soldier Electronic Test Range is a U.S. Army testing and evaluation range at Fort Huachuca used for developing and assessing electronic, communications, and surveillance systems.
E. Nellis Air Force Base
Nellis Air Force Base is a major United States Air Force installation near Las Vegas known for advanced combat training exercises such as Red Flag and for hosting the USAF Warfare Center.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	U.S. Army proving ground ⓘ military installation ⓘ weapons testing facility ⓘ
climate	hot desert climate ⓘ
controlledBy	U.S. Army Test and Evaluation Command ⓘ
country	United States ⓘ linked to: United States of America
environmentType	arid climate testing ⓘ hot weather testing ⓘ
establishedBy	United States Army ⓘ
garrison	Yuma Proving Ground, Arizona ⓘ linked to: U.S. Army Yuma Proving Ground
hasFacilityType	airfield ⓘ artillery ranges ⓘ impact areas ⓘ vehicle test tracks ⓘ
locatedIn	Sonoran Desert ⓘ southwestern Arizona ⓘ
location	Yuma County, Arizona ⓘ
namedAfter	Yuma, Arizona ⓘ
nearbyCity	Quartzsite, Arizona ⓘ Yuma, Arizona ⓘ
nearbyRiver	Colorado River ⓘ
operator	United States Army ⓘ
partOf	U.S. Army Test and Evaluation Command ranges ⓘ U.S. Army test ranges ⓘ
primaryFunction	testing military equipment ⓘ testing munitions ⓘ testing weapons systems ⓘ
region	American Southwest ⓘ linked to: southwestern United States
specializesIn	airdrop testing ⓘ artillery testing ⓘ desert environment testing ⓘ ground combat systems testing ⓘ unmanned aircraft systems testing ⓘ vehicle durability testing ⓘ
supportsBranch	United States Air Force ⓘ United States Army ⓘ United States Marine Corps ⓘ allied militaries ⓘ
terrain	desert ⓘ mountainous areas ⓘ open desert plains ⓘ
testingFocus	airborne delivery systems ⓘ ground mobility ⓘ long-range artillery ⓘ precision-guided munitions ⓘ survivability and reliability of equipment ⓘ
usedFor	developmental testing ⓘ operational testing ⓘ training support ⓘ

How these facts were elicited