Fontana Lake
E549187
Fontana Lake is a large reservoir in western North Carolina, known for its deep, clear waters, extensive shoreline, and proximity to the Great Smoky Mountains National Park.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fontana Lake canonical | 5 |
| Fontana Lake vicinity | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5661915 — 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: Fontana Lake Context triple: [Fontana Lake shoreline, locatedIn, Fontana Lake]
-
A.
Lake Horton
Lake Horton is a reservoir in Fayette County, Georgia, primarily used as a drinking water source and recreational area for activities like fishing and boating.
-
B.
J. Strom Thurmond Lake
J. Strom Thurmond Lake is a large man-made reservoir on the Georgia–South Carolina border known for recreation, hydroelectric power, and flood control.
-
C.
Jennings Randolph Lake
Jennings Randolph Lake is a man-made reservoir on the North Branch Potomac River, created for flood control, water supply, and recreation along the Maryland–West Virginia border.
-
D.
Lake Allatoona
Lake Allatoona is a large reservoir in northwestern Georgia popular for boating, fishing, and outdoor recreation.
-
E.
Lewis Smith Lake
Lewis Smith Lake is a large, deep reservoir in north-central Alabama known for its clear water, extensive shoreline, and popularity for boating, fishing, and lakeside recreation.
- 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: Fontana Lake Target entity description: Fontana Lake is a large reservoir in western North Carolina, known for its deep, clear waters, extensive shoreline, and proximity to the Great Smoky Mountains National Park.
-
A.
Lake Horton
Lake Horton is a reservoir in Fayette County, Georgia, primarily used as a drinking water source and recreational area for activities like fishing and boating.
-
B.
J. Strom Thurmond Lake
J. Strom Thurmond Lake is a large man-made reservoir on the Georgia–South Carolina border known for recreation, hydroelectric power, and flood control.
-
C.
Jennings Randolph Lake
Jennings Randolph Lake is a man-made reservoir on the North Branch Potomac River, created for flood control, water supply, and recreation along the Maryland–West Virginia border.
-
D.
Lake Allatoona
Lake Allatoona is a large reservoir in northwestern Georgia popular for boating, fishing, and outdoor recreation.
-
E.
Lewis Smith Lake
Lewis Smith Lake is a large, deep reservoir in north-central Alabama known for its clear water, extensive shoreline, and popularity for boating, fishing, and lakeside recreation.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| adjacentToSettlement |
Bryson City, North Carolina
NERFINISHED
ⓘ
Fontana Village, North Carolina NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| createdBy | impoundment of the Little Tennessee River ⓘ |
| createdFor | World War II-era power needs ⓘ |
| crossedBy | Appalachian Trail at Fontana Dam NERFINISHED ⓘ |
| formedByDam | Fontana Dam NERFINISHED ⓘ |
| hasAlternativeName | Fontana Reservoir NERFINISHED ⓘ |
| hasFishSpecies |
largemouth bass
ⓘ
smallmouth bass ⓘ trout ⓘ walleye ⓘ |
| hasMaximumDepth | over 400 feet ⓘ |
| hasNearbyInfrastructure | Fontana Dam Visitor Center NERFINISHED ⓘ |
| hasNearbyTrail | Appalachian Trail NERFINISHED ⓘ |
| hasNotableFeature | extensive, irregular shoreline ⓘ |
| hasRecreationalActivity |
camping along shoreline
ⓘ
kayaking ⓘ |
| hasShorelineLength | approximately 240 miles ⓘ |
| hasTourismType | outdoor recreation tourism ⓘ |
| hasWaterCharacteristic |
clear
ⓘ
deep ⓘ |
| inflow |
Little Tennessee River
NERFINISHED
ⓘ
Nantahala River NERFINISHED ⓘ Tuckasegee River NERFINISHED ⓘ |
| locatedAlongBoundaryOf | Great Smoky Mountains National Park NERFINISHED ⓘ |
| locatedIn |
North Carolina
ⓘ
western North Carolina NERFINISHED ⓘ |
| locatedInAdministrativeTerritory |
Graham County, North Carolina
NERFINISHED
ⓘ
Swain County, North Carolina NERFINISHED ⓘ |
| locatedInRegion |
Appalachian Mountains
NERFINISHED
ⓘ
Great Smoky Mountains region NERFINISHED ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedNearProtectedArea |
Great Smoky Mountains National Park
NERFINISHED
ⓘ
Nantahala National Forest NERFINISHED ⓘ |
| managingAgency | Tennessee Valley Authority NERFINISHED ⓘ |
| operator | Tennessee Valley Authority NERFINISHED ⓘ |
| outflow | Little Tennessee River NERFINISHED ⓘ |
| partOf | Tennessee Valley Authority reservoir system NERFINISHED ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ flood control ⓘ hydroelectric power generation ⓘ recreation ⓘ swimming ⓘ |
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: Fontana Lake Description of subject: Fontana Lake is a large reservoir in western North Carolina, known for its deep, clear waters, extensive shoreline, and proximity to the Great Smoky Mountains National Park.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Western North Carolina
this entity surface form:
Fontana Lake vicinity