Lake Cumberland
E850985
Lake Cumberland is a large man-made reservoir in south-central Kentucky known for recreation, houseboating, and flood control.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Cumberland canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T10255776 — 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: Lake Cumberland Context triple: [Cumberland River, impounds, Lake Cumberland]
-
A.
Kentucky Lake
Kentucky Lake is a large man-made reservoir in western Kentucky and Tennessee, popular for boating, fishing, and recreation and known as one of the largest artificial lakes in the eastern United States.
-
B.
Watauga Lake
Watauga Lake is a scenic reservoir in northeastern Tennessee known for its clear mountain waters, recreational boating and fishing, and surrounding forested shoreline.
-
C.
J. Percy Priest Lake
J. Percy Priest Lake is a large man-made reservoir near Nashville, Tennessee, popular for boating, fishing, and other outdoor recreation.
-
D.
Lake Virginia
Lake Virginia is a scenic freshwater lake in Winter Park, Florida, known for its residential shoreline, recreational boating, and role in the city’s chain of lakes.
-
E.
Lake Mackenzie
Lake Mackenzie is a scenic alpine lake in New Zealand’s Fiordland National Park, popular with hikers on the Routeburn Track.
- 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: Lake Cumberland Target entity description: Lake Cumberland is a large man-made reservoir in south-central Kentucky known for recreation, houseboating, and flood control.
-
A.
Kentucky Lake
Kentucky Lake is a large man-made reservoir in western Kentucky and Tennessee, popular for boating, fishing, and recreation and known as one of the largest artificial lakes in the eastern United States.
-
B.
Watauga Lake
Watauga Lake is a scenic reservoir in northeastern Tennessee known for its clear mountain waters, recreational boating and fishing, and surrounding forested shoreline.
-
C.
J. Percy Priest Lake
J. Percy Priest Lake is a large man-made reservoir near Nashville, Tennessee, popular for boating, fishing, and other outdoor recreation.
-
D.
Lake Virginia
Lake Virginia is a scenic freshwater lake in Winter Park, Florida, known for its residential shoreline, recreational boating, and role in the city’s chain of lakes.
-
E.
Lake Mackenzie
Lake Mackenzie is a scenic alpine lake in New Zealand’s Fiordland National Park, popular with hikers on the Routeburn Track.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| constructionBegan | 1941 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createdBy | Wolf Creek Dam NERFINISHED ⓘ |
| fishSpecies |
catfish
ⓘ
crappie ⓘ largemouth bass ⓘ smallmouth bass ⓘ striped bass ⓘ |
| hasCityOnShore |
Russell Springs, Kentucky
NERFINISHED
ⓘ
Somerset, Kentucky NERFINISHED ⓘ |
| hasMarina |
Jamestown Marina
NERFINISHED
ⓘ
State Dock Marina NERFINISHED ⓘ |
| hasNearbyCommunity |
Jamestown, Kentucky
NERFINISHED
ⓘ
Monticello, Kentucky NERFINISHED ⓘ |
| hasStateResortParkOnShore | Lake Cumberland State Resort Park NERFINISHED ⓘ |
| impoundedBy | Wolf Creek Dam NERFINISHED ⓘ |
| inflow |
Cumberland River
NERFINISHED
ⓘ
Wolf Creek Dam NERFINISHED ⓘ |
| knownFor |
fishing
ⓘ
houseboating ⓘ recreational boating ⓘ tourism ⓘ |
| locatedIn | Kentucky ⓘ |
| locatedInCounty |
Clinton County, Kentucky
NERFINISHED
ⓘ
McCreary County, Kentucky NERFINISHED ⓘ Pulaski County, Kentucky NERFINISHED ⓘ Russell County, Kentucky NERFINISHED ⓘ Wayne County, Kentucky NERFINISHED ⓘ |
| locatedInRegion | south-central Kentucky ⓘ |
| locatedOnRiver | Cumberland River NERFINISHED ⓘ |
| managingAgency | U.S. Army Corps of Engineers Nashville District NERFINISHED ⓘ |
| maximumDepth | over 200 feet ⓘ |
| maximumLength | approximately 101 miles ⓘ |
| openingDate | 1952 ⓘ |
| operator | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| outflow | Cumberland River NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ recreation ⓘ water supply ⓘ |
| recreationActivity |
camping
ⓘ
scuba diving ⓘ swimming ⓘ water skiing ⓘ |
| shoreLength | over 1,200 miles ⓘ |
| surfaceArea | over 50,000 acres at summer pool ⓘ |
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: Lake Cumberland Description of subject: Lake Cumberland is a large man-made reservoir in south-central Kentucky known for recreation, houseboating, and flood control.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.