Lower Granite Dam
E213372
Lower Granite Dam is a concrete gravity run-of-the-river dam on the lower Snake River in Washington State, forming Lower Granite Lake and supporting hydroelectric power generation and navigation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lower Granite Dam canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1769893 — 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: Lower Granite Dam Context triple: [Snake River, hasDam, Lower Granite Dam]
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A.
La Grange Dam
La Grange Dam is a historic diversion dam on California’s Tuolumne River that supplies irrigation water to agricultural lands in the San Joaquin Valley.
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B.
Wilson Dam
Wilson Dam is a large hydroelectric and navigation dam in northern Alabama that forms part of the Tennessee Valley Authority system on the Tennessee River.
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C.
Red Rock Dam
Red Rock Dam is a large flood-control and hydroelectric dam on the Des Moines River in central Iowa, forming Lake Red Rock as the state’s largest reservoir.
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D.
Nickajack Dam
Nickajack Dam is a hydroelectric and navigation dam on the Tennessee River in southeastern Tennessee, forming Nickajack Lake and helping control flooding and support regional power generation.
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E.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
- 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: Lower Granite Dam Target entity description: Lower Granite Dam is a concrete gravity run-of-the-river dam on the lower Snake River in Washington State, forming Lower Granite Lake and supporting hydroelectric power generation and navigation.
-
A.
La Grange Dam
La Grange Dam is a historic diversion dam on California’s Tuolumne River that supplies irrigation water to agricultural lands in the San Joaquin Valley.
-
B.
Wilson Dam
Wilson Dam is a large hydroelectric and navigation dam in northern Alabama that forms part of the Tennessee Valley Authority system on the Tennessee River.
-
C.
Red Rock Dam
Red Rock Dam is a large flood-control and hydroelectric dam on the Des Moines River in central Iowa, forming Lake Red Rock as the state’s largest reservoir.
-
D.
Nickajack Dam
Nickajack Dam is a hydroelectric and navigation dam on the Tennessee River in southeastern Tennessee, forming Nickajack Lake and helping control flooding and support regional power generation.
-
E.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
- 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: Lower Granite Dam Description of subject: Lower Granite Dam is a concrete gravity run-of-the-river dam on the lower Snake River in Washington State, forming Lower Granite Lake and supporting hydroelectric power generation and navigation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.