John H. Kerr Reservoir
E476817
John H. Kerr Reservoir is a large man-made lake on the Roanoke River along the North Carolina–Virginia border, widely used for hydroelectric power, flood control, and recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John H. Kerr Reservoir canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T4677877 — 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 H. Kerr Reservoir Context triple: [Vance County, North Carolina, hasMajorWaterBodyNearby, John H. Kerr Reservoir]
-
A.
W. Kerr Scott Reservoir
W. Kerr Scott Reservoir is a man-made lake in North Carolina known for recreation such as boating, fishing, and camping, as well as flood control and water supply functions.
-
B.
Patterson Reservoir
Patterson Reservoir is a water storage facility in California that forms part of the State Water Project’s South Bay Aqueduct system.
-
C.
Clinton Reservoir
Clinton Reservoir is a man-made lake in West Milford, New Jersey, that serves as a water supply source and recreational area in the region.
-
D.
Wilson Reservoir
Wilson Reservoir is a man-made lake on the Tennessee River in Alabama, created by Wilson Dam, that serves as a key resource for hydroelectric power, navigation, and recreation.
-
E.
Cannonsville Reservoir
Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware River.
- 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 H. Kerr Reservoir Target entity description: John H. Kerr Reservoir is a large man-made lake on the Roanoke River along the North Carolina–Virginia border, widely used for hydroelectric power, flood control, and recreation.
-
A.
W. Kerr Scott Reservoir
W. Kerr Scott Reservoir is a man-made lake in North Carolina known for recreation such as boating, fishing, and camping, as well as flood control and water supply functions.
-
B.
Patterson Reservoir
Patterson Reservoir is a water storage facility in California that forms part of the State Water Project’s South Bay Aqueduct system.
-
C.
Clinton Reservoir
Clinton Reservoir is a man-made lake in West Milford, New Jersey, that serves as a water supply source and recreational area in the region.
-
D.
Wilson Reservoir
Wilson Reservoir is a man-made lake on the Tennessee River in Alabama, created by Wilson Dam, that serves as a key resource for hydroelectric power, navigation, and recreation.
-
E.
Cannonsville Reservoir
Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware River.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
flood control reservoir
ⓘ
hydroelectric reservoir ⓘ man-made lake ⓘ reservoir ⓘ |
| alsoKnownAs |
Buggs Island Lake
NERFINISHED
ⓘ
Kerr Lake NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| createdByDam | John H. Kerr Dam NERFINISHED ⓘ |
| hasActivity | sport fishing tournaments ⓘ |
| hasFishSpecies |
catfish
ⓘ
crappie ⓘ largemouth bass ⓘ striped bass ⓘ |
| hasFunction |
downstream flow regulation
ⓘ
peak power generation ⓘ |
| hasPrimaryUse |
flood control
ⓘ
hydroelectric power generation ⓘ |
| hasShorelineOn |
Brunswick County, Virginia
NERFINISHED
ⓘ
Granville County, North Carolina NERFINISHED ⓘ Halifax County, Virginia NERFINISHED ⓘ Mecklenburg County, Virginia NERFINISHED ⓘ Vance County, North Carolina NERFINISHED ⓘ Warren County, North Carolina NERFINISHED ⓘ |
| hasUse |
boating
ⓘ
camping ⓘ fishing ⓘ recreation ⓘ wildlife habitat ⓘ |
| inflowsFrom | Roanoke River NERFINISHED ⓘ |
| locatedInCountry |
United States of America
ⓘ
surface form:
United States
|
| locatedInState |
North Carolina
NERFINISHED
ⓘ
Virginia NERFINISHED ⓘ |
| locatedOnBorderBetween |
North Carolina
NERFINISHED
ⓘ
Virginia NERFINISHED ⓘ |
| locatedOnRiver | Roanoke River NERFINISHED ⓘ |
| managedBy | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| namedAfter | John H. Kerr NERFINISHED ⓘ |
| outflowsTo | Roanoke River NERFINISHED ⓘ |
| partOfRiverBasin | Roanoke River Basin NERFINISHED ⓘ |
| purpose |
flood mitigation
ⓘ
hydroelectric power ⓘ navigation support ⓘ water supply ⓘ |
| region |
Southern United States
ⓘ
surface form:
Southeastern United States
|
| usedBy |
anglers
ⓘ
campers ⓘ recreational boaters ⓘ |
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 H. Kerr Reservoir Description of subject: John H. Kerr Reservoir is a large man-made lake on the Roanoke River along the North Carolina–Virginia border, widely used for hydroelectric power, flood control, and recreation.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.