Hartt shipyard
E799395
Hartt shipyard was a prominent 18th-century Boston shipbuilding yard known for constructing major early U.S. naval vessels, including the frigate USS Constitution.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hartt shipyard canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9439656 — 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: Hartt shipyard Context triple: [Edmund Hartt, operated, Hartt shipyard]
-
A.
Crescent Shipyard
Crescent Shipyard was a prominent late-19th-century American shipbuilding yard in Elizabeth, New Jersey, best known for constructing John Philip Holland’s pioneering submarines for the U.S. Navy.
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B.
Laird Brothers shipyard
Laird Brothers shipyard was a prominent 19th-century British shipbuilding firm in Birkenhead, England, known for constructing advanced warships and commerce raiders, including vessels built for the Confederate Navy during the American Civil War.
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C.
J. Samuel White shipyard
J. Samuel White shipyard was a prominent British shipbuilding company based in Cowes on the Isle of Wight, known for constructing naval vessels for the Royal Navy and foreign fleets in the late 19th and early 20th centuries.
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D.
Eldean Shipyard
Eldean Shipyard is a full-service marina and boatyard located on Lake Macatawa in Michigan, known for its docking, storage, and marine maintenance services.
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E.
Hingham Shipyard
Hingham Shipyard is a waterfront mixed-use development and marina complex in Hingham, Massachusetts, featuring shops, restaurants, residences, and ferry service to Boston.
- 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: Hartt shipyard Target entity description: Hartt shipyard was a prominent 18th-century Boston shipbuilding yard known for constructing major early U.S. naval vessels, including the frigate USS Constitution.
-
A.
Crescent Shipyard
Crescent Shipyard was a prominent late-19th-century American shipbuilding yard in Elizabeth, New Jersey, best known for constructing John Philip Holland’s pioneering submarines for the U.S. Navy.
-
B.
Laird Brothers shipyard
Laird Brothers shipyard was a prominent 19th-century British shipbuilding firm in Birkenhead, England, known for constructing advanced warships and commerce raiders, including vessels built for the Confederate Navy during the American Civil War.
-
C.
J. Samuel White shipyard
J. Samuel White shipyard was a prominent British shipbuilding company based in Cowes on the Isle of Wight, known for constructing naval vessels for the Royal Navy and foreign fleets in the late 19th and early 20th centuries.
-
D.
Eldean Shipyard
Eldean Shipyard is a full-service marina and boatyard located on Lake Macatawa in Michigan, known for its docking, storage, and marine maintenance services.
-
E.
Hingham Shipyard
Hingham Shipyard is a waterfront mixed-use development and marina complex in Hingham, Massachusetts, featuring shops, restaurants, residences, and ferry service to Boston.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
industrial facility ⓘ shipyard ⓘ |
| associatedWith |
United States Navy
NERFINISHED
ⓘ
early American maritime commerce ⓘ |
| builtShip | USS Constitution NERFINISHED ⓘ |
| builtShipType | frigate ⓘ |
| contributedTo | development of early U.S. naval power ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| era | post-American Revolutionary War period ⓘ |
| hasLanguage | English ⓘ |
| heritageStatus | site of construction of a major U.S. national symbol (USS Constitution) ⓘ |
| historicalRole | construction of major warships for the early U.S. Navy ⓘ |
| industry | shipbuilding ⓘ |
| knownFor |
construction of early U.S. naval vessels
ⓘ
construction of the frigate USS Constitution ⓘ |
| locatedIn |
Boston, Massachusetts
ⓘ
surface form:
Boston
Boston Harbor NERFINISHED ⓘ Massachusetts ⓘ |
| materialWorked |
naval artillery fittings
ⓘ
wooden hulls ⓘ |
| navalProgram | early U.S. frigate-building program ⓘ |
| operatedInCentury | 18th century ⓘ |
| operatedUnder | United States federal naval contracts ⓘ |
| partOf | early United States naval infrastructure ⓘ |
| region | New England NERFINISHED ⓘ |
| significance | prominent early American naval shipbuilding yard ⓘ |
| usedFor | construction and repair of wooden sailing ships ⓘ |
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: Hartt shipyard Description of subject: Hartt shipyard was a prominent 18th-century Boston shipbuilding yard known for constructing major early U.S. naval vessels, including the frigate USS Constitution.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.