Charlestown Navy Yard
E148675
Charlestown Navy Yard is a historic former U.S. Navy shipyard in Boston, Massachusetts, known for its role in American naval history and as the home port of the USS Constitution.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T1297745 — 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: Charlestown Navy Yard Context triple: [Boston National Historical Park, hasSite, Charlestown Navy Yard]
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A.
Portsmouth Naval Shipyard
Portsmouth Naval Shipyard is a historic U.S. Navy shipbuilding and repair facility located in Kittery, Maine, known especially for constructing and overhauling naval vessels including submarines.
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B.
Annapolis City Dock
Annapolis City Dock is a historic waterfront area in downtown Annapolis, Maryland, known for its marina, colonial-era surroundings, and role as a hub for boating, tourism, and public events.
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C.
Portsmouth Naval Base
Portsmouth Naval Base is a major Royal Navy dockyard and headquarters on England’s south coast, serving as one of the UK’s principal naval facilities.
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D.
Fort Point National Historic Site
Fort Point National Historic Site is a 19th-century brick fortification in San Francisco, California, best known for its strategic position beneath the Golden Gate Bridge and its role in coastal defense during the Civil War.
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E.
Treasure Island Naval Station (former)
Treasure Island Naval Station (former) was a decommissioned U.S. Navy base located on San Francisco Bay’s man-made Treasure Island, historically used for training, administration, and support operations.
- 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: Charlestown Navy Yard Target entity description: Charlestown Navy Yard is a historic former U.S. Navy shipyard in Boston, Massachusetts, known for its role in American naval history and as the home port of the USS Constitution.
-
A.
Portsmouth Naval Shipyard
Portsmouth Naval Shipyard is a historic U.S. Navy shipbuilding and repair facility located in Kittery, Maine, known especially for constructing and overhauling naval vessels including submarines.
-
B.
Annapolis City Dock
Annapolis City Dock is a historic waterfront area in downtown Annapolis, Maryland, known for its marina, colonial-era surroundings, and role as a hub for boating, tourism, and public events.
-
C.
Portsmouth Naval Base
Portsmouth Naval Base is a major Royal Navy dockyard and headquarters on England’s south coast, serving as one of the UK’s principal naval facilities.
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D.
Fort Point National Historic Site
Fort Point National Historic Site is a 19th-century brick fortification in San Francisco, California, best known for its strategic position beneath the Golden Gate Bridge and its role in coastal defense during the Civil War.
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E.
Treasure Island Naval Station (former)
Treasure Island Naval Station (former) was a decommissioned U.S. Navy base located on San Francisco Bay’s man-made Treasure Island, historically used for training, administration, and support operations.
- F. None of above. chosen
Statements (48)
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: Charlestown Navy Yard Description of subject: Charlestown Navy Yard is a historic former U.S. Navy shipyard in Boston, Massachusetts, known for its role in American naval history and as the home port of the USS Constitution.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Charlestown Navy Yard Visitor Center
this entity surface form:
Hartt's Shipyard, Boston, Massachusetts
this entity surface form:
Charlestown Navy Yard, Boston, Massachusetts
this entity surface form:
Boston Navy Yard
this entity surface form:
Charlestown Navy Yard area
this entity surface form:
Boston Navy Yard
this entity surface form:
Building 22, Charlestown Navy Yard
subject surface form:
USS Merrimack
this entity surface form:
Boston Navy Yard