Fort Sedgwick area
E654127
The Fort Sedgwick area is a preserved section of the Petersburg National Battlefield in Virginia, encompassing the remains and surroundings of one of the Civil War’s key Union fortifications during the siege of Petersburg.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fort Sedgwick area canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7263829 — 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 Sedgwick area Context triple: [Petersburg National Battlefield, hasPart, Fort Sedgwick area]
-
A.
Fort Haskell area
The Fort Haskell area is a preserved section of the Petersburg National Battlefield in Virginia that interprets the Union defensive earthworks and combat positions used during the Civil War siege of Petersburg.
-
B.
Fort Whitworth area
The Fort Whitworth area is a preserved section of the Petersburg National Battlefield in Virginia, encompassing Civil War fortifications and landscapes associated with the lengthy siege of Petersburg.
-
C.
Fort Gregg area
Fort Gregg area is a preserved section of the Petersburg National Battlefield that encompasses the remains and surroundings of the historic Confederate defensive fortification known as Fort Gregg.
-
D.
Fort Morton area
The Fort Morton area is a preserved section of the Petersburg National Battlefield in Virginia that showcases Union fortifications and siege lines from the American Civil War.
-
E.
Fort Hill area
The Fort Hill area is a scenic coastal landscape in Eastham, Massachusetts, known for its historic farmsteads, salt marsh views, and walking trails within the Cape Cod National Seashore.
- 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 Sedgwick area Target entity description: The Fort Sedgwick area is a preserved section of the Petersburg National Battlefield in Virginia, encompassing the remains and surroundings of one of the Civil War’s key Union fortifications during the siege of Petersburg.
-
A.
Fort Haskell area
The Fort Haskell area is a preserved section of the Petersburg National Battlefield in Virginia that interprets the Union defensive earthworks and combat positions used during the Civil War siege of Petersburg.
-
B.
Fort Whitworth area
The Fort Whitworth area is a preserved section of the Petersburg National Battlefield in Virginia, encompassing Civil War fortifications and landscapes associated with the lengthy siege of Petersburg.
-
C.
Fort Gregg area
Fort Gregg area is a preserved section of the Petersburg National Battlefield that encompasses the remains and surroundings of the historic Confederate defensive fortification known as Fort Gregg.
-
D.
Fort Morton area
The Fort Morton area is a preserved section of the Petersburg National Battlefield in Virginia that showcases Union fortifications and siege lines from the American Civil War.
-
E.
Fort Hill area
The Fort Hill area is a scenic coastal landscape in Eastham, Massachusetts, known for its historic farmsteads, salt marsh views, and walking trails within the Cape Cod National Seashore.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Civil War battlefield area
ⓘ
historic site ⓘ preserved military fortification area ⓘ |
| category |
American Civil War sites in Virginia
NERFINISHED
ⓘ
Petersburg National Battlefield NERFINISHED ⓘ Protected areas of Virginia ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Dinwiddie County, Virginia NERFINISHED ⓘ |
| hasAccess | visitor trails ⓘ |
| hasAlternateName | Fort Hell area NERFINISHED ⓘ |
| hasEvent | Siege of Petersburg NERFINISHED ⓘ |
| hasFeature |
artillery positions
ⓘ
earthwork remains ⓘ historical markers ⓘ interpretive trails ⓘ rifle pits ⓘ |
| hasGoverningBody | National Park Service NERFINISHED ⓘ |
| hasHeritageDesignation | U.S. National Battlefield NERFINISHED ⓘ |
| hasHistoricalPeriod | American Civil War NERFINISHED ⓘ |
| hasInterpretation | Civil War military history exhibits ⓘ |
| hasRemainsOf | Fort Sedgwick NERFINISHED ⓘ |
| locatedIn |
Petersburg National Battlefield
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
Virginia ⓘ |
| managedBy | National Park Service ⓘ |
| namedAfter | Fort Sedgwick NERFINISHED ⓘ |
| nearestCity | Petersburg, Virginia NERFINISHED ⓘ |
| openToPublic | true ⓘ |
| opposedBy | Confederate Army NERFINISHED ⓘ |
| partOf |
American Civil War
NERFINISHED
ⓘ
Petersburg Campaign NERFINISHED ⓘ Union defensive line around Petersburg ⓘ Union siege lines at Petersburg ⓘ |
| preserves |
Union fortification system
ⓘ
landscape of the Petersburg siege ⓘ |
| significantFor |
proximity to Confederate lines
ⓘ
role in Union siege operations ⓘ |
| state | Virginia ⓘ |
| timePeriodOfUse |
1864
ⓘ
1865 ⓘ |
| usedBy | Union Army 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 Sedgwick area Description of subject: The Fort Sedgwick area is a preserved section of the Petersburg National Battlefield in Virginia, encompassing the remains and surroundings of one of the Civil War’s key Union fortifications during the siege of Petersburg.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.