Lake Sakakawea
E202762
Lake Sakakawea is a large reservoir in North Dakota formed by the Garrison Dam on the Missouri River, known for its extensive shoreline and recreational opportunities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Sakakawea canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T989670 — 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 Sakakawea Context triple: [Missouri River, passesThrough, Lake Sakakawea]
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A.
Fort Peck Lake
Fort Peck Lake is a large man-made reservoir in northeastern Montana, created by Fort Peck Dam, known for its extensive shoreline, recreation opportunities, and role in Missouri River water management.
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B.
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.
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C.
Lake Roosevelt
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
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D.
Donner Lake
Donner Lake is a scenic alpine lake in the Sierra Nevada of California, known for its clear waters, recreational activities, and historical association with the Donner Party.
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E.
Siskiwit Lake
Siskiwit Lake is a large inland lake on Isle Royale in Lake Superior, known for its clear waters, remote wilderness setting, and recreational fishing opportunities.
- 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 Sakakawea Target entity description: Lake Sakakawea is a large reservoir in North Dakota formed by the Garrison Dam on the Missouri River, known for its extensive shoreline and recreational opportunities.
-
A.
Fort Peck Lake
Fort Peck Lake is a large man-made reservoir in northeastern Montana, created by Fort Peck Dam, known for its extensive shoreline, recreation opportunities, and role in Missouri River water management.
-
B.
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.
-
C.
Lake Roosevelt
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
-
D.
Donner Lake
Donner Lake is a scenic alpine lake in the Sierra Nevada of California, known for its clear waters, recreational activities, and historical association with the Donner Party.
-
E.
Siskiwit Lake
Siskiwit Lake is a large inland lake on Isle Royale in Lake Superior, known for its clear waters, remote wilderness setting, and recreational fishing opportunities.
- F. None of above. chosen
Statements (49)
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 Sakakawea Description of subject: Lake Sakakawea is a large reservoir in North Dakota formed by the Garrison Dam on the Missouri River, known for its extensive shoreline and recreational opportunities.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.