Cushman Dam No. 2
E762729
Cushman Dam No. 2 is a hydroelectric dam on the North Fork Skokomish River in Washington State, operated by Tacoma Power as part of the Cushman Hydroelectric Project.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cushman Dam No. 2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8298553 — 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: Cushman Dam No. 2 Context triple: [Lake Cushman, formedBy, Cushman Dam No. 2]
-
A.
Cushman Dam No. 1
Cushman Dam No. 1 is a hydroelectric dam in Washington State that impounds the North Fork Skokomish River to generate power and create Lake Cushman.
-
B.
Slab Creek Dam
Slab Creek Dam is a concrete gravity dam on the South Fork American River in El Dorado County, California, forming Slab Creek Reservoir as part of regional hydroelectric and water management operations.
-
C.
Burn Mill Dam
Burn Mill Dam is a watercourse or controlled outflow channel associated with Kinghorn Loch in Fife, Scotland.
-
D.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
E.
Waddell Dam
Waddell Dam is a major dam in Arizona that impounds the Agua Fria River to form Lake Pleasant, a key water storage and recreation reservoir for the Phoenix metropolitan 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: Cushman Dam No. 2 Target entity description: Cushman Dam No. 2 is a hydroelectric dam on the North Fork Skokomish River in Washington State, operated by Tacoma Power as part of the Cushman Hydroelectric Project.
-
A.
Cushman Dam No. 1
Cushman Dam No. 1 is a hydroelectric dam in Washington State that impounds the North Fork Skokomish River to generate power and create Lake Cushman.
-
B.
Slab Creek Dam
Slab Creek Dam is a concrete gravity dam on the South Fork American River in El Dorado County, California, forming Slab Creek Reservoir as part of regional hydroelectric and water management operations.
-
C.
Burn Mill Dam
Burn Mill Dam is a watercourse or controlled outflow channel associated with Kinghorn Loch in Fife, Scotland.
-
D.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
E.
Waddell Dam
Waddell Dam is a major dam in Arizona that impounds the Agua Fria River to form Lake Pleasant, a key water storage and recreation reservoir for the Phoenix metropolitan area.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| connectedTo | Cushman Dam No. 1 NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| energySource | hydropower ⓘ |
| gridConnection | regional power grid of western Washington ⓘ |
| hasFunction | electricity supply for Tacoma area ⓘ |
| hasInfrastructureType | run-of-river and storage-based hydroelectric facility ⓘ |
| hasReservoir | Lake Kokanee NERFINISHED ⓘ |
| impounds | North Fork Skokomish River NERFINISHED ⓘ |
| locatedIn |
Mason County, Washington
NERFINISHED
ⓘ
Washington ⓘ
surface form:
Washington State
|
| locatedInProtectedArea | near Olympic National Park ⓘ |
| locatedNear | Hoodsport, Washington NERFINISHED ⓘ |
| locatedOnRiver | North Fork Skokomish River NERFINISHED ⓘ |
| operatedBy | Tacoma Power NERFINISHED ⓘ |
| ownedBy | Tacoma Power NERFINISHED ⓘ |
| partOf |
Cushman Hydroelectric Project
NERFINISHED
ⓘ
Tacoma Power hydroelectric system NERFINISHED ⓘ |
| projectName | Cushman Hydroelectric Project NERFINISHED ⓘ |
| purpose | hydroelectric power generation ⓘ |
| region | Pacific Northwest ⓘ |
| state | Washington ⓘ |
| watercourse | North Fork Skokomish River NERFINISHED ⓘ |
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: Cushman Dam No. 2 Description of subject: Cushman Dam No. 2 is a hydroelectric dam on the North Fork Skokomish River in Washington State, operated by Tacoma Power as part of the Cushman Hydroelectric Project.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.