Upper Falls Dam
E511207
Upper Falls Dam is a hydroelectric dam on the Spokane River in Spokane, Washington, that helps generate power from the Spokane Falls.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Upper Falls Dam canonical | 2 |
| Upper Falls Power Dam | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5219847 — 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: Upper Falls Dam Context triple: [Spokane Falls, hasHydroelectricFacility, Upper Falls Dam]
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A.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
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B.
American Falls Dam
American Falls Dam is a major irrigation and hydroelectric dam in southeastern Idaho that creates the American Falls Reservoir on the Snake River.
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C.
Dry Falls Dam
Dry Falls Dam is a key irrigation and water management structure in central Washington State, built as part of the Columbia Basin Project to help distribute Columbia River water to surrounding agricultural lands.
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D.
Hoist Dam
Hoist Dam is a hydroelectric dam on Michigan’s Dead River that helps generate power and regulate water flow in the region.
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E.
Bellows Falls Dam
Bellows Falls Dam is a hydroelectric dam on the Connecticut River that provides power and helps regulate water flow near the village of Bellows Falls in Vermont.
- 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: Upper Falls Dam Target entity description: Upper Falls Dam is a hydroelectric dam on the Spokane River in Spokane, Washington, that helps generate power from the Spokane Falls.
-
A.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
B.
American Falls Dam
American Falls Dam is a major irrigation and hydroelectric dam in southeastern Idaho that creates the American Falls Reservoir on the Snake River.
-
C.
Dry Falls Dam
Dry Falls Dam is a key irrigation and water management structure in central Washington State, built as part of the Columbia Basin Project to help distribute Columbia River water to surrounding agricultural lands.
-
D.
Hoist Dam
Hoist Dam is a hydroelectric dam on Michigan’s Dead River that helps generate power and regulate water flow in the region.
-
E.
Bellows Falls Dam
Bellows Falls Dam is a hydroelectric dam on the Connecticut River that provides power and helps regulate water flow near the village of Bellows Falls in Vermont.
- F. None of above. chosen
Statements (47)
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: Upper Falls Dam Description of subject: Upper Falls Dam is a hydroelectric dam on the Spokane River in Spokane, Washington, that helps generate power from the Spokane Falls.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Upper Falls Dam