Electric Boat Company

E167761

defense contractor shipbuilding company

Electric Boat Company is an American shipbuilding firm best known for pioneering and producing submarines for the U.S. Navy.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (4)

Label	Occurrences
General Dynamics Electric Boat	12
Electric Boat Company canonical	6
Electric Boat Company (early ownership)	1
Electric Boat Division, General Dynamics, Groton, Connecticut	1

How this entity was disambiguated

This entity first appeared as the object of triple T1470528 — 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: Electric Boat Company
Context triple: [General Dynamics, foundedBy, Electric Boat Company]

A. Fore River Shipbuilding Company
Fore River Shipbuilding Company was a major early 20th-century American shipyard in Quincy, Massachusetts, known for constructing significant U.S. Navy warships and commercial vessels.
B. New England Shipbuilding Corporation
New England Shipbuilding Corporation was a World War II-era American shipyard in South Portland, Maine, known for mass-producing Liberty ships for the U.S. war effort.
C. New York Shipbuilding Corporation
New York Shipbuilding Corporation was a major American shipyard based in Camden, New Jersey, known for constructing numerous U.S. Navy warships in the early to mid-20th century.
D. Newport News Shipbuilding
Newport News Shipbuilding is a major American shipyard in Virginia renowned for constructing U.S. Navy warships, including battleships, aircraft carriers, and submarines.
E. Harland and Wolff
Harland and Wolff is a historic Belfast-based shipbuilding and heavy engineering company best known for constructing famous ocean liners including RMS Titanic.
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: Electric Boat Company
Target entity description: Electric Boat Company is an American shipbuilding firm best known for pioneering and producing submarines for the U.S. Navy.

A. Fore River Shipbuilding Company
Fore River Shipbuilding Company was a major early 20th-century American shipyard in Quincy, Massachusetts, known for constructing significant U.S. Navy warships and commercial vessels.
B. New England Shipbuilding Corporation
New England Shipbuilding Corporation was a World War II-era American shipyard in South Portland, Maine, known for mass-producing Liberty ships for the U.S. war effort.
C. New York Shipbuilding Corporation
New York Shipbuilding Corporation was a major American shipyard based in Camden, New Jersey, known for constructing numerous U.S. Navy warships in the early to mid-20th century.
D. Newport News Shipbuilding
Newport News Shipbuilding is a major American shipyard in Virginia renowned for constructing U.S. Navy warships, including battleships, aircraft carriers, and submarines.
E. Harland and Wolff
Harland and Wolff is a historic Belfast-based shipbuilding and heavy engineering company best known for constructing famous ocean liners including RMS Titanic.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	defense contractor ⓘ shipbuilding company ⓘ
client	United States Navy ⓘ
country	United States ⓘ linked to: United States of America
formerName	Electric Boat Company ⓘ
foundedBy	Isaac Rice ⓘ John Philip Holland ⓘ
hasEmployee	marine engineers ⓘ naval architects ⓘ shipyard workers ⓘ
hasFacility	Groton shipyard ⓘ Quonset Point manufacturing facility ⓘ
hasMajorEraOfActivity	Cold War ⓘ World War I ⓘ World War II ⓘ
hasPrimaryMarket	military shipbuilding ⓘ
hasWebsite	https://www.gdeb.com/ ⓘ
headquartersLocation	Groton, Connecticut ⓘ linked to: Groton, Connecticut Colony
inception	1899 ⓘ
industry	defense ⓘ shipbuilding ⓘ
languageOfWorkOrName	English ⓘ
locatedInTimeZone	Eastern Time Zone ⓘ
locationFounded	New Jersey ⓘ linked to: New Jersey, United States
name	General Dynamics Electric Boat ⓘ linked to: Electric Boat Company
notableFor	building submarines for the United States Navy ⓘ designing submarines for the United States Navy ⓘ
operatedBy	General Dynamics ⓘ
parentOrganization	General Dynamics ⓘ
partOf	General Dynamics Marine Systems ⓘ linked to: General Dynamics U.S. defense industrial base ⓘ
product	naval vessels ⓘ submarines ⓘ
significantProject	Columbia-class ballistic missile submarines ⓘ linked to: Columbia-class submarine Holland VI submarine ⓘ Nuclear-powered submarines for the U.S. Navy ⓘ Ohio-class ballistic missile submarines ⓘ linked to: Ohio-class ballistic missile submarine USS Holland (SS-1) ⓘ Virginia-class attack submarines ⓘ linked to: Virginia-class submarine World War I U.S. Navy submarines ⓘ linked to: World War I shipbuilding program World War II U.S. Navy submarines ⓘ linked to: United States Navy submarine
specializesIn	submarine construction ⓘ submarine design ⓘ
usesTechnology	nuclear propulsion ⓘ sonar systems ⓘ submarine stealth technology ⓘ

How these facts were elicited