Sandy Hook Proving Ground (historic)

E506549

United States Army installation military proving ground

Sandy Hook Proving Ground (historic) was a major U.S. Army coastal artillery and ordnance testing facility located on the Sandy Hook peninsula in New Jersey, active from the late 19th century through World War II.

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All labels observed (5)

Label	Occurrences
Fort Hancock and Sandy Hook Proving Ground National Historic Landmark	2
Fort Hancock and Sandy Hook Proving Ground	1
Fort Hancock and Sandy Hook Proving Ground Historic District	1
Sandy Hook Proving Ground	1
Sandy Hook Proving Ground (historic) canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T5261824 — 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: Sandy Hook Proving Ground (historic)
Context triple: [Sandy Hook, hasFeature, Sandy Hook Proving Ground (historic)]

A. Newtown Battlefield State Park
Newtown Battlefield State Park is a historic site and public recreation area in Chemung County, New York, preserving the location of a major 1779 Revolutionary War battle between Continental Army forces and British-allied Iroquois.
B. West Point Foundry Preserve
West Point Foundry Preserve is a historic industrial and natural park in Cold Spring, New York, featuring the ruins of a 19th-century ironworks set within wooded trails and scenic Hudson River views.
C. Fort Worden Historical State Park
Fort Worden Historical State Park is a former U.S. Army coastal defense fort on the Olympic Peninsula that now serves as a popular state park and historic site featuring preserved military structures, beaches, and cultural facilities.
D. Ebey's Landing National Historical Reserve
Ebey's Landing National Historical Reserve is a protected cultural landscape on Whidbey Island in Washington that preserves historic farms, prairies, and coastal scenery reflecting early Pacific Northwest settlement.
E. Hubbardton Battlefield State Historic Site
Hubbardton Battlefield State Historic Site is a preserved Revolutionary War battlefield in Vermont that commemorates and interprets the 1777 Battle of Hubbardton.
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: Sandy Hook Proving Ground (historic)
Target entity description: Sandy Hook Proving Ground (historic) was a major U.S. Army coastal artillery and ordnance testing facility located on the Sandy Hook peninsula in New Jersey, active from the late 19th century through World War II.

A. Newtown Battlefield State Park
Newtown Battlefield State Park is a historic site and public recreation area in Chemung County, New York, preserving the location of a major 1779 Revolutionary War battle between Continental Army forces and British-allied Iroquois.
B. West Point Foundry Preserve
West Point Foundry Preserve is a historic industrial and natural park in Cold Spring, New York, featuring the ruins of a 19th-century ironworks set within wooded trails and scenic Hudson River views.
C. Fort Worden Historical State Park
Fort Worden Historical State Park is a former U.S. Army coastal defense fort on the Olympic Peninsula that now serves as a popular state park and historic site featuring preserved military structures, beaches, and cultural facilities.
D. Ebey's Landing National Historical Reserve
Ebey's Landing National Historical Reserve is a protected cultural landscape on Whidbey Island in Washington that preserves historic farms, prairies, and coastal scenery reflecting early Pacific Northwest settlement.
E. Hubbardton Battlefield State Historic Site
Hubbardton Battlefield State Historic Site is a preserved Revolutionary War battlefield in Vermont that commemorates and interprets the 1777 Battle of Hubbardton.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	United States Army installation ⓘ military proving ground ⓘ
adjacentTo	Atlantic Ocean ⓘ New York Harbor ⓘ
associatedWith	U.S. Army Ordnance Department ⓘ linked to: United States Ordnance Department United States coastal artillery ⓘ linked to: United States Coast Artillery Corps
category	coastal artillery installations of the United States ⓘ former United States Army installations in New Jersey ⓘ military history of New Jersey ⓘ
country	United States of America ⓘ
endTime	World War II era ⓘ
hasEnvironment	long narrow peninsula ⓘ open ocean firing range ⓘ
heritageStatus	historic military site ⓘ
historicalPeriod	World War I ⓘ World War II ⓘ late 19th century United States ⓘ
locatedIn	Monmouth County, New Jersey ⓘ New Jersey ⓘ linked to: New Jersey, United States Sandy Hook peninsula ⓘ linked to: Sandy Hook Bay United States of America ⓘ
locatedOn	Atlantic coast of the United States ⓘ
nearby	Fort Hancock ⓘ
operator	United States Army ⓘ
partOf	Harbor Defenses of New York ⓘ linked to: Harbor defenses of New York Sandy Hook ⓘ historic military infrastructure of New Jersey ⓘ
reasonForLocation	ability to fire over water into open ocean ⓘ proximity to New York Harbor defenses ⓘ
significance	major U.S. Army coastal artillery testing facility ⓘ major U.S. Army ordnance testing facility ⓘ
startTime	late 19th century ⓘ
status	decommissioned military facility ⓘ
tested	coastal artillery guns ⓘ explosive shells ⓘ fire-control instruments ⓘ large-caliber artillery ⓘ naval guns ⓘ small arms ammunition ⓘ
usedFor	ammunition testing ⓘ ballistic research ⓘ coast defense weapons development ⓘ coastal artillery testing ⓘ fire-control system testing ⓘ gun proofing ⓘ ordnance testing ⓘ range-finding experiments ⓘ

How these facts were elicited