Fort Independence (Boston Harbor, rebuilt)
E283046
Fort Independence in Boston Harbor is a granite coastal fortification on Castle Island that served as a key element of Boston’s harbor defenses in the 19th century and is now a historic site and public park.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fort Independence (Boston Harbor, rebuilt) canonical | 2 |
| Fort Independence on Castle Island | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2618015 — 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: Fort Independence (Boston Harbor, rebuilt) Context triple: [Third System of US seacoast defense, hasPart, Fort Independence (Boston Harbor, rebuilt)]
-
A.
Fort Point Cove
Fort Point Cove is a small waterfront inlet in Boston, Massachusetts, situated near the Fort Point Channel and associated with the city’s historic harbor area.
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B.
Mount Hope, Rhode Island
Mount Hope, Rhode Island is a historic hill in Bristol known as a key Wampanoag stronghold and the site of the death of the Native leader Metacom (King Philip) during King Philip’s War.
-
C.
Hyannis Port Harbor
Hyannis Port Harbor is a small coastal harbor on Cape Cod known for its recreational boating, scenic waterfront, and proximity to the historic Kennedy family compound.
-
D.
Charlestown Navy Yard
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.
-
E.
New Bedford Harbor
New Bedford Harbor is a historic commercial and fishing port on the southern coast of Massachusetts, long associated with the whaling industry and maritime trade.
- 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: Fort Independence (Boston Harbor, rebuilt) Target entity description: Fort Independence in Boston Harbor is a granite coastal fortification on Castle Island that served as a key element of Boston’s harbor defenses in the 19th century and is now a historic site and public park.
-
A.
Fort Point Cove
Fort Point Cove is a small waterfront inlet in Boston, Massachusetts, situated near the Fort Point Channel and associated with the city’s historic harbor area.
-
B.
Mount Hope, Rhode Island
Mount Hope, Rhode Island is a historic hill in Bristol known as a key Wampanoag stronghold and the site of the death of the Native leader Metacom (King Philip) during King Philip’s War.
-
C.
Hyannis Port Harbor
Hyannis Port Harbor is a small coastal harbor on Cape Cod known for its recreational boating, scenic waterfront, and proximity to the historic Kennedy family compound.
-
D.
Charlestown Navy Yard
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.
-
E.
New Bedford Harbor
New Bedford Harbor is a historic commercial and fishing port on the southern coast of Massachusetts, long associated with the whaling industry and maritime trade.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
coastal fortification
ⓘ
granite fort ⓘ historic site ⓘ public park ⓘ |
| category |
Buildings and structures in Boston
ⓘ
Coastal fortifications in the United States ⓘ Forts in Massachusetts ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| currentStatus |
decommissioned military fort
ⓘ
preserved historic structure ⓘ |
| hasAccess |
pedestrian paths
ⓘ
road access via Day Boulevard ⓘ |
| hasArchitecturalStyle | bastion fort ⓘ |
| hasFeature |
casemates
ⓘ
dry moat ⓘ parade ground ⓘ ramparts ⓘ sally port ⓘ seaward-facing gun emplacements ⓘ |
| hasFunction |
harbor defense fortification
ⓘ
historic monument ⓘ public recreation area ⓘ |
| hasNearbyFeature |
Boston Harbor shipping channels
ⓘ
linked to:
Boston Harbor
Logan International Airport ⓘ Pleasure Bay ⓘ |
| hasView |
Boston Harbor Islands
ⓘ
Boston skyline ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| locatedIn |
Boston
ⓘ
linked to:
Boston, Massachusetts
Boston Harbor ⓘ Castle Island ⓘ Massachusetts ⓘ South Boston ⓘ United States ⓘ
linked to:
United States of America
|
| locatedOn | Castle Island causeway-connected peninsula ⓘ |
| material | granite ⓘ |
| openToPublic | yes ⓘ |
| operator | Massachusetts Department of Conservation and Recreation ⓘ |
| owner |
Commonwealth of Massachusetts
ⓘ
linked to:
Massachusetts
|
| partOf |
Boston Harbor defenses
ⓘ
United States coastal defense system ⓘ
linked to:
United States seacoast defense systems
|
| shape | pentagonal ⓘ |
| surroundedBy | parkland on Castle Island ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
coastal artillery
ⓘ
military garrison ⓘ public tours ⓘ recreation ⓘ |
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: Fort Independence (Boston Harbor, rebuilt) Description of subject: Fort Independence in Boston Harbor is a granite coastal fortification on Castle Island that served as a key element of Boston’s harbor defenses in the 19th century and is now a historic site and public park.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fort Independence (Boston Harbor, rebuilt)