Lake Francis Case
E124357
Lake Francis Case is a large reservoir on the Missouri River in South Dakota, created by the Fort Randall Dam and known for recreation, fisheries, and flood control.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Francis Case canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T989673 — 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 Francis Case Context triple: [Missouri River, passesThrough, Lake Francis Case]
-
A.
Lake DeFuniak
Lake DeFuniak is a nearly perfectly circular natural lake in DeFuniak Springs, Florida, known as one of the world’s most symmetrical spring-fed lakes.
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B.
Lake Seminole
Lake Seminole is a large reservoir on the Florida–Georgia border known for fishing, boating, and wildlife habitat along the lower Chattahoochee and Flint Rivers.
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C.
Lake Ray Hubbard
Lake Ray Hubbard is a large reservoir in the Dallas–Fort Worth area of Texas, popular for boating, fishing, and lakeside recreation.
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D.
Osceola Lake
Osceola Lake is a small hamlet within the Town of Yorktown in Westchester County, New York.
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E.
Lake McKenzie
Lake McKenzie is a perched freshwater lake on K'gari (Fraser Island) in Queensland, Australia, renowned for its crystal-clear water and pure white silica sand.
- 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 Francis Case Target entity description: Lake Francis Case is a large reservoir on the Missouri River in South Dakota, created by the Fort Randall Dam and known for recreation, fisheries, and flood control.
-
A.
Lake DeFuniak
Lake DeFuniak is a nearly perfectly circular natural lake in DeFuniak Springs, Florida, known as one of the world’s most symmetrical spring-fed lakes.
-
B.
Lake Seminole
Lake Seminole is a large reservoir on the Florida–Georgia border known for fishing, boating, and wildlife habitat along the lower Chattahoochee and Flint Rivers.
-
C.
Lake Ray Hubbard
Lake Ray Hubbard is a large reservoir in the Dallas–Fort Worth area of Texas, popular for boating, fishing, and lakeside recreation.
-
D.
Osceola Lake
Osceola Lake is a small hamlet within the Town of Yorktown in Westchester County, New York.
-
E.
Lake McKenzie
Lake McKenzie is a perched freshwater lake on K'gari (Fraser Island) in Queensland, Australia, renowned for its crystal-clear water and pure white silica sand.
- F. None of above. chosen
Statements (48)
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 Francis Case Description of subject: Lake Francis Case is a large reservoir on the Missouri River in South Dakota, created by the Fort Randall Dam and known for recreation, fisheries, and flood control.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.