McCook Lake, South Dakota
E521832
McCook Lake, South Dakota is a small unincorporated community and census-designated place in Union County known for its residential areas surrounding the lake of the same name near the Sioux City metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| McCook Lake, South Dakota canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5418989 — 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: McCook Lake, South Dakota Context triple: [North Sioux City, South Dakota, adjacentTo, McCook Lake, South Dakota]
-
A.
Lakhota Lake
Lakhota Lake is a prominent urban lake and tourist attraction in Jamnagar, Gujarat, known for its scenic surroundings and the historic Lakhota Palace situated on an island at its center.
-
B.
Devils Lake
Devils Lake is a coastal freshwater lake in Lincoln City, Oregon, popular for boating, fishing, and other recreational activities.
-
C.
Lewis and Clark Lake
Lewis and Clark Lake is a large reservoir on the Missouri River along the Nebraska–South Dakota border, popular for recreation and formed by Gavins Point Dam.
-
D.
Tuttle Creek Lake
Tuttle Creek Lake is a large reservoir on the Big Blue River in northeastern Kansas, popular for flood control, recreation, and wildlife habitat.
-
E.
Swiftcurrent Lake
Swiftcurrent Lake is a scenic alpine lake in Montana’s Glacier National Park, known for its clear waters, surrounding peaks, and popularity for hiking, boating, and wildlife viewing.
- 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: McCook Lake, South Dakota Target entity description: McCook Lake, South Dakota is a small unincorporated community and census-designated place in Union County known for its residential areas surrounding the lake of the same name near the Sioux City metropolitan area.
-
A.
Lakhota Lake
Lakhota Lake is a prominent urban lake and tourist attraction in Jamnagar, Gujarat, known for its scenic surroundings and the historic Lakhota Palace situated on an island at its center.
-
B.
Devils Lake
Devils Lake is a coastal freshwater lake in Lincoln City, Oregon, popular for boating, fishing, and other recreational activities.
-
C.
Lewis and Clark Lake
Lewis and Clark Lake is a large reservoir on the Missouri River along the Nebraska–South Dakota border, popular for recreation and formed by Gavins Point Dam.
-
D.
Tuttle Creek Lake
Tuttle Creek Lake is a large reservoir on the Big Blue River in northeastern Kansas, popular for flood control, recreation, and wildlife habitat.
-
E.
Swiftcurrent Lake
Swiftcurrent Lake is a scenic alpine lake in Montana’s Glacier National Park, known for its clear waters, surrounding peaks, and popularity for hiking, boating, and wildlife viewing.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
census-designated place
ⓘ
unincorporated community ⓘ |
| category |
Census-designated places in South Dakota
ⓘ
Census-designated places in Union County, South Dakota ⓘ Unincorporated communities in South Dakota ⓘ Unincorporated communities in Union County, South Dakota ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Union County, South Dakota NERFINISHED ⓘ |
| hasCharacteristic |
census-designated
ⓘ
residential community ⓘ unincorporated ⓘ |
| hasFeature | McCook Lake NERFINISHED ⓘ |
| hasPostalAddressRegion | Union County, South Dakota NERFINISHED ⓘ |
| hasResidentialAreas | around McCook Lake ⓘ |
| hasSettlementType |
census-designated place
ⓘ
unincorporated community ⓘ |
| hasWaterBody | McCook Lake NERFINISHED ⓘ |
| isNear | Sioux City, Iowa NERFINISHED ⓘ |
| locatedIn |
South Dakota
NERFINISHED
ⓘ
Union County, South Dakota NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
United States Midwest NERFINISHED ⓘ eastern South Dakota ⓘ |
| namedAfter | McCook Lake NERFINISHED ⓘ |
| partOf | Sioux City metropolitan area NERFINISHED ⓘ |
| state | South Dakota ⓘ |
| timeZone | Central Time Zone ⓘ |
| timeZoneDST |
Central Time Zone
ⓘ
surface form:
Central Daylight Time
|
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: McCook Lake, South Dakota Description of subject: McCook Lake, South Dakota is a small unincorporated community and census-designated place in Union County known for its residential areas surrounding the lake of the same name near the Sioux City metropolitan area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.