Barkley Dam
E893022
Barkley Dam is a major hydroelectric and flood-control dam in western Kentucky that helps form Lake Barkley and supports navigation, power generation, and recreation in the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Barkley Dam canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10255775 — 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: Barkley Dam Context triple: [Cumberland River, hasDam, Barkley Dam]
-
A.
Brantley Dam
Brantley Dam is a major flood-control and irrigation reservoir structure on the Pecos River in southeastern New Mexico.
-
B.
Barker Dam
Barker Dam is a historic water reservoir and popular scenic spot located within Joshua Tree National Park in California.
-
C.
Granger Dam
Granger Dam is a flood-control and water-management structure located on the San Gabriel River in Southern California.
-
D.
Bartlett Dam
Bartlett Dam is a concrete multiple-arch dam in central Arizona that creates Bartlett Lake, providing water storage, flood control, and recreation on the Verde River.
-
E.
Rollins Dam
Rollins Dam is a concrete gravity dam in Nevada County, California, that creates Rollins Reservoir for water storage, hydroelectric power generation, and recreation on the Bear 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: Barkley Dam Target entity description: Barkley Dam is a major hydroelectric and flood-control dam in western Kentucky that helps form Lake Barkley and supports navigation, power generation, and recreation in the region.
-
A.
Brantley Dam
Brantley Dam is a major flood-control and irrigation reservoir structure on the Pecos River in southeastern New Mexico.
-
B.
Barker Dam
Barker Dam is a historic water reservoir and popular scenic spot located within Joshua Tree National Park in California.
-
C.
Granger Dam
Granger Dam is a flood-control and water-management structure located on the San Gabriel River in Southern California.
-
D.
Bartlett Dam
Bartlett Dam is a concrete multiple-arch dam in central Arizona that creates Bartlett Lake, providing water storage, flood control, and recreation on the Verde River.
-
E.
Rollins Dam
Rollins Dam is a concrete gravity dam in Nevada County, California, that creates Rollins Reservoir for water storage, hydroelectric power generation, and recreation on the Bear River.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
flood control dam
ⓘ
hydroelectric dam ⓘ navigation dam ⓘ |
| associatedWith | Lake Barkley State Resort Park NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | Cumberland River NERFINISHED ⓘ |
| energySource | hydropower ⓘ |
| formsReservoir | Lake Barkley NERFINISHED ⓘ |
| function |
generates renewable electricity
ⓘ
improves navigation channel depth ⓘ reduces downstream flooding risk ⓘ regulates river flow ⓘ |
| hasNavigationLock | yes ⓘ |
| hasSpillway | yes ⓘ |
| hasUse |
commercial navigation
ⓘ
recreational boating ⓘ sport fishing ⓘ |
| isPartOf | Cumberland River waterway system NERFINISHED ⓘ |
| locatedIn |
Kentucky
ⓘ
Livingston County, Kentucky NERFINISHED ⓘ Lyon County, Kentucky NERFINISHED ⓘ |
| locatedInRegion | western Kentucky NERFINISHED ⓘ |
| locatedOnRiver | Cumberland River NERFINISHED ⓘ |
| nearCity | Grand Rivers, Kentucky NERFINISHED ⓘ |
| nearProtectedArea | Land Between the Lakes National Recreation Area NERFINISHED ⓘ |
| operator | Tennessee Valley Authority NERFINISHED ⓘ |
| ownedBy | Tennessee Valley Authority NERFINISHED ⓘ |
| partOf | Tennessee Valley Authority system NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ navigation ⓘ recreation ⓘ |
| regionServed |
Cumberland River basin
NERFINISHED
ⓘ
western Kentucky NERFINISHED ⓘ |
| supportsActivity |
boating
ⓘ
camping ⓘ fishing ⓘ wildlife viewing ⓘ |
| supportsSector |
inland waterway transport
ⓘ
regional economy ⓘ tourism ⓘ |
| waterbodyCreated | Lake Barkley 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: Barkley Dam Description of subject: Barkley Dam is a major hydroelectric and flood-control dam in western Kentucky that helps form Lake Barkley and supports navigation, power generation, and recreation in the region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.