J. Percy Priest Dam
E842961
J. Percy Priest Dam is a U.S. Army Corps of Engineers flood control and hydroelectric dam on the Stones River near Nashville, Tennessee.
All labels observed (1)
| Label | Occurrences |
|---|---|
| J. Percy Priest Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9440713 — 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: J. Percy Priest Dam Context triple: [J. Percy Priest Lake, createdBy, J. Percy Priest Dam]
-
A.
Jennings Randolph Dam
Jennings Randolph Dam is a large earthen flood-control and water-supply dam on the North Branch Potomac River along the Maryland–West Virginia border in the United States.
-
B.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
-
C.
W. Kerr Scott Dam
W. Kerr Scott Dam is a U.S. Army Corps of Engineers flood-control and recreation dam in North Carolina that creates W. Kerr Scott Reservoir on the Yadkin River.
-
D.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
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E.
Kentucky Dam
Kentucky Dam is a major hydroelectric and flood-control dam in western Kentucky that forms Kentucky Lake on the Tennessee 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: J. Percy Priest Dam Target entity description: J. Percy Priest Dam is a U.S. Army Corps of Engineers flood control and hydroelectric dam on the Stones River near Nashville, Tennessee.
-
A.
Jennings Randolph Dam
Jennings Randolph Dam is a large earthen flood-control and water-supply dam on the North Branch Potomac River along the Maryland–West Virginia border in the United States.
-
B.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
-
C.
W. Kerr Scott Dam
W. Kerr Scott Dam is a U.S. Army Corps of Engineers flood-control and recreation dam in North Carolina that creates W. Kerr Scott Reservoir on the Yadkin River.
-
D.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
-
E.
Kentucky Dam
Kentucky Dam is a major hydroelectric and flood-control dam in western Kentucky that forms Kentucky Lake on the Tennessee River.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
flood control structure ⓘ hydroelectric dam ⓘ |
| basin | Cumberland River basin NERFINISHED ⓘ |
| constructionCost | approximately 50 million US dollars ⓘ |
| constructionStartDate | 1963 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createsReservoir | J. Percy Priest Lake NERFINISHED ⓘ |
| electricityGenerationType | hydroelectric ⓘ |
| floodControlFor |
Cumberland River system
NERFINISHED
ⓘ
Nashville metropolitan area NERFINISHED ⓘ |
| hasPowerPlant | yes ⓘ |
| hasRecreationArea |
Anderson Road Recreation Area
NERFINISHED
ⓘ
Cook Recreation Area NERFINISHED ⓘ Long Hunter State Park (on reservoir shore) NERFINISHED ⓘ Seven Points Recreation Area NERFINISHED ⓘ |
| hasSpillway | yes ⓘ |
| height | about 130 feet ⓘ |
| length | about 2,700 feet ⓘ |
| locatedIn |
Davidson County, Tennessee
NERFINISHED
ⓘ
Tennessee ⓘ |
| locatedNear | Nashville, Tennessee NERFINISHED ⓘ |
| locatedOnRiver | Stones River NERFINISHED ⓘ |
| managingAgency | U.S. Army Corps of Engineers Nashville District NERFINISHED ⓘ |
| namedAfter | J. Percy Priest NERFINISHED ⓘ |
| nearAirport | Nashville International Airport NERFINISHED ⓘ |
| nearCity | Nashville NERFINISHED ⓘ |
| openingDate | 1968 ⓘ |
| operator | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| ownedBy |
United States government
ⓘ
surface form:
United States federal government
|
| partOf | U.S. Army Corps of Engineers Nashville District projects NERFINISHED ⓘ |
| powerPlantCapacity | about 28 megawatts ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ navigation support ⓘ recreation ⓘ water supply ⓘ |
| region | Middle Tennessee NERFINISHED ⓘ |
| reservoirArea | approximately 14,000 acres ⓘ |
| reservoirCapacity | over 500,000 acre-feet ⓘ |
| reservoirName | J. Percy Priest Lake NERFINISHED ⓘ |
| reservoirShorelineLength | approximately 213 miles ⓘ |
| state | Tennessee ⓘ |
| usedFor |
boating
ⓘ
camping ⓘ fishing ⓘ swimming ⓘ |
| watercourse | Stones River 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: J. Percy Priest Dam Description of subject: J. Percy Priest Dam is a U.S. Army Corps of Engineers flood control and hydroelectric dam on the Stones River near Nashville, Tennessee.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.