Fort Lafayette
E694921
Fort Lafayette was a 19th-century masonry coastal defense fortification in New York Harbor that later served as a Union prison during the American Civil War.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fort Lafayette canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7817857 — 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 Lafayette Context triple: [Fort Tompkins, associatedWith, Fort Lafayette]
-
A.
Fort St. Philip
Fort St. Philip is a historic coastal fortification in Louisiana that played a key defensive role in multiple American conflicts, including the War of 1812 and the Civil War.
-
B.
Fort St. Philip
Fort St. Philip was a strategically vital British-held fortress on the island of Menorca that played a central role in Mediterranean naval conflicts, including the Battle of Minorca in 1756.
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C.
Fort Emmanuel
Fort Emmanuel is a 16th-century Portuguese fortification in Kochi, India, that served as a key stronghold in early European colonial trade on the Malabar Coast.
-
D.
Fort Jay
Fort Jay is a historic coastal fortification on Governors Island in New York Harbor, notable for its star-shaped design and long military service from the early 19th century through the Cold War.
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E.
Fort Independence
Fort Independence is a historic coastal fortification in Boston Harbor that has served various defensive and military roles since the colonial era.
- 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 Lafayette Target entity description: Fort Lafayette was a 19th-century masonry coastal defense fortification in New York Harbor that later served as a Union prison during the American Civil War.
-
A.
Fort St. Philip
Fort St. Philip is a historic coastal fortification in Louisiana that played a key defensive role in multiple American conflicts, including the War of 1812 and the Civil War.
-
B.
Fort St. Philip
Fort St. Philip was a strategically vital British-held fortress on the island of Menorca that played a central role in Mediterranean naval conflicts, including the Battle of Minorca in 1756.
-
C.
Fort Emmanuel
Fort Emmanuel is a 16th-century Portuguese fortification in Kochi, India, that served as a key stronghold in early European colonial trade on the Malabar Coast.
-
D.
Fort Jay
Fort Jay is a historic coastal fortification on Governors Island in New York Harbor, notable for its star-shaped design and long military service from the early 19th century through the Cold War.
-
E.
Fort Independence
Fort Independence is a historic coastal fortification in Boston Harbor that has served various defensive and military roles since the colonial era.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
19th-century fort
ⓘ
Union prison ⓘ coastal defense fortification ⓘ masonry fort ⓘ military prison ⓘ |
| conflict | American Civil War ⓘ |
| controlledBy | Union forces NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| era | 19th century ⓘ |
| function |
detention of prisoners
ⓘ
harbor defense ⓘ |
| historicalRole |
Union prison for Confederate sympathizers
ⓘ
part of U.S. coastal fortification system ⓘ |
| locatedIn |
New York City
ⓘ
New York Harbor NERFINISHED ⓘ New York State NERFINISHED ⓘ |
| locatedInWaterBody | New York Harbor NERFINISHED ⓘ |
| locatedNear | New York City shipping channels ⓘ |
| material | masonry ⓘ |
| partOf | coastal defenses of New York Harbor ⓘ |
| usedAs |
Union prison
ⓘ
coastal defense fortification ⓘ military prison ⓘ |
| usedBy | Union Army NERFINISHED ⓘ |
| usedDuring | American Civil War NERFINISHED ⓘ |
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 Lafayette Description of subject: Fort Lafayette was a 19th-century masonry coastal defense fortification in New York Harbor that later served as a Union prison during the American Civil War.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.