Bannerman Castle (on Pollepel Island in Hudson River)
E187412
Bannerman Castle is a ruined early-20th-century military surplus warehouse styled as a Scottish castle, located on Pollepel Island in the Hudson River and now a notable historic and scenic landmark.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bannerman Castle (on Pollepel Island in Hudson River) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1662994 — 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: Bannerman Castle (on Pollepel Island in Hudson River) Context triple: [New York State Route 9D, near, Bannerman Castle (on Pollepel Island in Hudson River)]
-
A.
St. Cornelius Chapel on Governors Island
St. Cornelius Chapel on Governors Island is a historic Episcopal chapel in New York Harbor that served the military community stationed on the island and is part of the parish of Trinity Church Wall Street.
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B.
Nemacolin Castle
Nemacolin Castle is a historic 18th–19th century mansion and former trading post in Pennsylvania, known for its distinctive architecture and role in early American frontier history.
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C.
Fort George, New York City
Fort George in New York City was a colonial-era fortification at the southern tip of Manhattan that served as a key military and administrative center under British rule.
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D.
Staatsburgh State Historic Site
Staatsburgh State Historic Site is a Gilded Age mansion and former country estate of the Mills family, preserved as a museum overlooking the Hudson River in New York.
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E.
Fort Cataraqui
Fort Cataraqui was a historic French military fortification established in the late 17th century at the site of present-day Kingston, Ontario, to control access to the Great Lakes and the fur trade routes.
- 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: Bannerman Castle (on Pollepel Island in Hudson River) Target entity description: Bannerman Castle is a ruined early-20th-century military surplus warehouse styled as a Scottish castle, located on Pollepel Island in the Hudson River and now a notable historic and scenic landmark.
-
A.
St. Cornelius Chapel on Governors Island
St. Cornelius Chapel on Governors Island is a historic Episcopal chapel in New York Harbor that served the military community stationed on the island and is part of the parish of Trinity Church Wall Street.
-
B.
Nemacolin Castle
Nemacolin Castle is a historic 18th–19th century mansion and former trading post in Pennsylvania, known for its distinctive architecture and role in early American frontier history.
-
C.
Fort George, New York City
Fort George in New York City was a colonial-era fortification at the southern tip of Manhattan that served as a key military and administrative center under British rule.
-
D.
Staatsburgh State Historic Site
Staatsburgh State Historic Site is a Gilded Age mansion and former country estate of the Mills family, preserved as a museum overlooking the Hudson River in New York.
-
E.
Fort Cataraqui
Fort Cataraqui was a historic French military fortification established in the late 17th century at the site of present-day Kingston, Ontario, to control access to the Great Lakes and the fur trade routes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
castle ruin
ⓘ
historic site ⓘ tourist attraction ⓘ warehouse building ⓘ |
| access | by boat only ⓘ |
| architecturalStyle |
Scottish Baronial style
ⓘ
Scottish castle style ⓘ |
| builder | Bannerman family ⓘ |
| builtBy | Francis Bannerman VI ⓘ |
| constructionEndDate | circa 1918 ⓘ |
| constructionStartDate | 1901 ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| dateListedOnNationalRegisterOfHistoricPlaces | 1982 ⓘ |
| hasPart |
arsenal building
ⓘ
ramparts ⓘ residence ⓘ terraced gardens ⓘ towers ⓘ |
| heritageDesignation |
National Register of Historic Places listing
ⓘ
linked to:
National Register of Historic Places
|
| locatedIn |
Hudson River
ⓘ
New York State ⓘ
linked to:
New York
United States ⓘ
linked to:
United States of America
|
| locatedInProtectedArea | Hudson Highlands State Park Preserve ⓘ |
| locatedOn | Pollepel Island NERFINISHED ⓘ |
| material |
brick
ⓘ
concrete ⓘ stone ⓘ |
| namedAfter | Francis Bannerman VI ⓘ |
| nearestCity |
Beacon, New York
ⓘ
Newburgh, New York ⓘ |
| notableFor |
Scottish-style battlements
ⓘ
large painted signage on walls ⓘ picturesque ruins ⓘ |
| openToPublic | true ⓘ |
| operatedBy | Bannerman Castle Trust ⓘ |
| originalFunction |
arsenal
ⓘ
military surplus warehouse ⓘ |
| owner | New York State Office of Parks, Recreation and Historic Preservation ⓘ |
| partOf | Hudson River Valley cultural landscape ⓘ |
| significantEvent |
1920 ammunition explosion
ⓘ
1969 major fire ⓘ partial structural collapse in 2009 ⓘ |
| situatedIn | Hudson Highlands ⓘ |
| usedFor |
cultural events
ⓘ
guided tours ⓘ historic interpretation ⓘ photography ⓘ |
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: Bannerman Castle (on Pollepel Island in Hudson River) Description of subject: Bannerman Castle is a ruined early-20th-century military surplus warehouse styled as a Scottish castle, located on Pollepel Island in the Hudson River and now a notable historic and scenic landmark.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.