Pactola Lake
E563391
Pactola Lake is a large man-made reservoir in the Black Hills of South Dakota, popular for recreation such as boating, fishing, and camping.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pactola Lake canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5966326 — 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: Pactola Lake Context triple: [Black Hills, hasLake, Pactola Lake]
-
A.
Winnemucca Lake
Winnemucca Lake is a scenic alpine lake in the Sierra Nevada of California, popular for hiking, fishing, and wildflower viewing.
-
B.
Lake Wanahoo
Lake Wanahoo is a man-made reservoir and recreation area in eastern Nebraska known for fishing, wildlife habitat, and flood control.
-
C.
Abiquiu Lake
Abiquiu Lake is a scenic reservoir in northern New Mexico known for its striking desert landscapes, recreational boating and fishing, and views that inspired artist Georgia O’Keeffe.
-
D.
Lake Harney
Lake Harney is a large freshwater lake in central Florida that forms part of the St. Johns River system and is known for its fishing, boating, and surrounding wetlands.
-
E.
Pyramid Lake
Pyramid Lake is a large desert lake in northwestern Nevada known for its striking pyramid-shaped tufa formations and cultural significance to the Pyramid Lake Paiute Tribe.
- 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: Pactola Lake Target entity description: Pactola Lake is a large man-made reservoir in the Black Hills of South Dakota, popular for recreation such as boating, fishing, and camping.
-
A.
Winnemucca Lake
Winnemucca Lake is a scenic alpine lake in the Sierra Nevada of California, popular for hiking, fishing, and wildflower viewing.
-
B.
Lake Wanahoo
Lake Wanahoo is a man-made reservoir and recreation area in eastern Nebraska known for fishing, wildlife habitat, and flood control.
-
C.
Abiquiu Lake
Abiquiu Lake is a scenic reservoir in northern New Mexico known for its striking desert landscapes, recreational boating and fishing, and views that inspired artist Georgia O’Keeffe.
-
D.
Lake Harney
Lake Harney is a large freshwater lake in central Florida that forms part of the St. Johns River system and is known for its fishing, boating, and surrounding wetlands.
-
E.
Pyramid Lake
Pyramid Lake is a large desert lake in northwestern Nevada known for its striking pyramid-shaped tufa formations and cultural significance to the Pyramid Lake Paiute Tribe.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir
ⓘ
tourist attraction ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| formedByDam | Pactola Dam NERFINISHED ⓘ |
| hasFacility |
boat ramp
ⓘ
campground ⓘ marina ⓘ picnic area ⓘ swim beach ⓘ |
| hasFishSpecies |
brown trout
ⓘ
lake trout ⓘ northern pike ⓘ rainbow trout ⓘ smallmouth bass ⓘ yellow perch ⓘ |
| hasPart |
Pactola Lake Campground
NERFINISHED
ⓘ
Pactola Point Picnic Area NERFINISHED ⓘ Pactola Reservoir Marina NERFINISHED ⓘ |
| locatedIn |
Black Hills
NERFINISHED
ⓘ
South Dakota NERFINISHED ⓘ |
| locatedInAdministrativeEntity | Pennington County, South Dakota NERFINISHED ⓘ |
| locatedInProtectedArea | Black Hills National Forest NERFINISHED ⓘ |
| locatedOn | Rapid Creek NERFINISHED ⓘ |
| managingAgency | U.S. Forest Service NERFINISHED ⓘ |
| namedAfter | Pactola (former mining town) NERFINISHED ⓘ |
| near |
Rapid City, South Dakota
NERFINISHED
ⓘ
Silver City, South Dakota NERFINISHED ⓘ |
| operator | U.S. Bureau of Reclamation NERFINISHED ⓘ |
| partOf | Missouri River watershed NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
recreation ⓘ water supply ⓘ |
| recreationAreaType |
campground
ⓘ
day-use area ⓘ |
| region | western South Dakota ⓘ |
| tourism | popular recreation destination in the Black Hills ⓘ |
| usedFor |
boating
ⓘ
camping ⓘ fishing ⓘ hiking ⓘ scuba diving ⓘ swimming ⓘ |
| watercourse | Rapid Creek 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: Pactola Lake Description of subject: Pactola Lake is a large man-made reservoir in the Black Hills of South Dakota, popular for recreation such as boating, fishing, and camping.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.