John Brown’s Fort
E56462
John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
All labels observed (4)
| Label | Occurrences |
|---|---|
| John Brown’s Fort canonical | 3 |
| Harpers Ferry engine house | 1 |
| John Brown's Fort | 1 |
| United States federal arsenal at Harpers Ferry | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T437399 — 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: John Brown’s Fort Context triple: [Harpers Ferry, West Virginia, hasHistoricStructure, John Brown’s Fort]
-
A.
John Brown Farm State Historic Site
John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
-
B.
Old Fort Western
Old Fort Western is a historic 18th-century wooden fort and trading post on the Kennebec River, recognized as one of the oldest surviving wooden military structures in the United States.
-
C.
Ball's Bluff Battlefield Regional Park
Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
-
D.
Fort Necessity National Battlefield
Fort Necessity National Battlefield is a U.S. National Park Service site in southwestern Pennsylvania that preserves the location of an early battle of the French and Indian War involving a young George Washington.
-
E.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
- 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: John Brown’s Fort Target entity description: John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
-
A.
John Brown Farm State Historic Site
John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
-
B.
Old Fort Western
Old Fort Western is a historic 18th-century wooden fort and trading post on the Kennebec River, recognized as one of the oldest surviving wooden military structures in the United States.
-
C.
Ball's Bluff Battlefield Regional Park
Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
-
D.
Fort Necessity National Battlefield
Fort Necessity National Battlefield is a U.S. National Park Service site in southwestern Pennsylvania that preserves the location of an early battle of the French and Indian War involving a young George Washington.
-
E.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War era site
ⓘ
fire engine house ⓘ historic building ⓘ |
| architecturalStyle | utilitarian 19th-century armory structure ⓘ |
| associatedWith |
abolitionism
ⓘ
anti-slavery movement in the United States ⓘ |
| associatedWithPerson |
John Brown
ⓘ
John Brown’s raid of 1859 ⓘ
surface form:
John Brown’s raiders
|
| category |
American abolitionism
ⓘ
Buildings and structures in Harpers Ferry, West Virginia ⓘ United States historic sites ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dateOfEvent | October 1859 ⓘ |
| hasFunction | museum building ⓘ |
| hasNameVariant |
Engine House No. 2
ⓘ
John Brown’s Fort self-linksurface differs ⓘ
surface form:
Harpers Ferry engine house
|
| heritageDesignation | contributing property to a U.S. National Historical Park ⓘ |
| historicalPeriod |
Antebellum period
ⓘ
surface form:
Antebellum United States
pre–American Civil War era ⓘ |
| locatedIn |
Harpers Ferry, West Virginia
ⓘ
surface form:
Harpers Ferry
Jefferson County, West Virginia ⓘ United States of America ⓘ
surface form:
United States
|
| locatedInNationalHistoricalPark | Harpers Ferry National Historical Park ⓘ |
| material | brick ⓘ |
| namedAfter | John Brown ⓘ |
| notableFor | site of John Brown’s capture ⓘ |
| openToPublic | yes ⓘ |
| ownership |
United States government
ⓘ
surface form:
United States federal government
|
| partOf | Harpers Ferry Armory ⓘ |
| preservedAs | historic landmark ⓘ |
| roleInEvent | last stand of John Brown and his followers ⓘ |
| significantEvent |
John Brown’s raid of 1859
ⓘ
surface form:
John Brown’s raid on Harpers Ferry
|
| touristAttraction | yes ⓘ |
| usedFor |
arsenal firehouse
ⓘ
housing fire engines ⓘ |
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: John Brown’s Fort Description of subject: John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
United States federal arsenal at Harpers Ferry
this entity surface form:
Harpers Ferry engine house
this entity surface form:
John Brown's Fort