Lake Jocassee
E500104
Lake Jocassee is a deep, clear mountain reservoir in northwestern South Carolina known for its scenic beauty, outdoor recreation, and exceptional freshwater diving.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Jocassee canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T5146324 — 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 Jocassee Context triple: [Upstate South Carolina, contains, Lake Jocassee]
-
A.
Lake Keowee
Lake Keowee is a large man-made reservoir in northwestern South Carolina known for its clear water, recreational boating and fishing, and role as a cooling and water source for nearby nuclear power facilities.
-
B.
Lake Gaston
Lake Gaston is a large hydroelectric reservoir on the Virginia–North Carolina border popular for boating, fishing, and lakeside vacation homes.
-
C.
Lake Norman
Lake Norman is a large man-made reservoir in North Carolina known for boating, fishing, and upscale residential communities along its shoreline.
-
D.
Lake Hickory
Lake Hickory is a man-made reservoir in western North Carolina known for recreation, hydroelectric power generation, and serving as a regional water supply.
-
E.
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.
- 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 Jocassee Target entity description: Lake Jocassee is a deep, clear mountain reservoir in northwestern South Carolina known for its scenic beauty, outdoor recreation, and exceptional freshwater diving.
-
A.
Lake Keowee
Lake Keowee is a large man-made reservoir in northwestern South Carolina known for its clear water, recreational boating and fishing, and role as a cooling and water source for nearby nuclear power facilities.
-
B.
Lake Gaston
Lake Gaston is a large hydroelectric reservoir on the Virginia–North Carolina border popular for boating, fishing, and lakeside vacation homes.
-
C.
Lake Norman
Lake Norman is a large man-made reservoir in North Carolina known for boating, fishing, and upscale residential communities along its shoreline.
-
D.
Lake Hickory
Lake Hickory is a man-made reservoir in western North Carolina known for recreation, hydroelectric power generation, and serving as a regional water supply.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir
ⓘ
tourist attraction ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| borderedBy | Devils Fork State Park ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| created | early 1970s ⓘ |
| createdBy | Jocassee Dam ⓘ |
| fishSpecies |
bass
ⓘ
salmon ⓘ trout ⓘ |
| formedBy | impoundment of the Keowee River ⓘ |
| hasFeature |
submerged buildings
ⓘ
submerged roads ⓘ submerged structures ⓘ |
| inflow |
Horsepasture River
ⓘ
Thompson River ⓘ Toxaway River ⓘ Whitewater River ⓘ |
| knownFor |
clear water
ⓘ
cold-water fisheries ⓘ freshwater diving ⓘ mountain scenery ⓘ outdoor recreation ⓘ scenic beauty ⓘ |
| locatedIn |
Appalachian Mountains
ⓘ
Jocassee Gorges ⓘ
linked to:
Jocassee Gorges area
Oconee County, South Carolina ⓘ Pickens County, South Carolina ⓘ South Carolina ⓘ |
| locatedInRegion | northwestern South Carolina ⓘ |
| maximumDepth | over 300 feet ⓘ |
| nearestCity | Salem, South Carolina ⓘ |
| operator |
Duke Energy
ⓘ
linked to:
Duke Power Company
|
| outflow | Keowee River ⓘ |
| partOf | Keowee-Toxaway Project ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ recreation ⓘ |
| recreationalActivity |
boating
ⓘ
fishing ⓘ kayaking ⓘ scuba diving ⓘ swimming ⓘ |
| region | Upstate South Carolina ⓘ |
| surfaceArea | approximately 7,500 acres ⓘ |
| waterClarity | high ⓘ |
| waterSource | mountain rivers ⓘ |
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 Jocassee Description of subject: Lake Jocassee is a deep, clear mountain reservoir in northwestern South Carolina known for its scenic beauty, outdoor recreation, and exceptional freshwater diving.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.