Kachess Dam
E601460
Kachess Dam is an earthfill dam in central Washington State that creates Kachess Lake, providing water storage and regulation as part of the region’s irrigation and water management system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kachess Dam canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T6594638 — 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: Kachess Dam Context triple: [Yakima Project, component, Kachess Dam]
-
A.
Kwadendamme
Kwadendamme is a small village in the Dutch province of Zeeland, known for its rural character and traditional village atmosphere.
-
B.
Kráľová dam
Kráľová dam is a major hydroelectric and water-management reservoir on the Váh River in Slovakia, used for power generation, flood control, and irrigation.
-
C.
River Chess
River Chess is a chalk stream in southeast England that flows through Buckinghamshire and Hertfordshire before joining the River Colne.
-
D.
Fiez
Fiez is a small municipality in the canton of Vaud in western Switzerland, situated in the Jura-Nord vaudois district.
-
E.
Šahy
Šahy is a small town in southern Slovakia near the Hungarian border, known for its historical ties to both Slovak and Hungarian cultures.
- 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: Kachess Dam Target entity description: Kachess Dam is an earthfill dam in central Washington State that creates Kachess Lake, providing water storage and regulation as part of the region’s irrigation and water management system.
-
A.
Kwadendamme
Kwadendamme is a small village in the Dutch province of Zeeland, known for its rural character and traditional village atmosphere.
-
B.
Kráľová dam
Kráľová dam is a major hydroelectric and water-management reservoir on the Váh River in Slovakia, used for power generation, flood control, and irrigation.
-
C.
River Chess
River Chess is a chalk stream in southeast England that flows through Buckinghamshire and Hertfordshire before joining the River Colne.
-
D.
Fiez
Fiez is a small municipality in the canton of Vaud in western Switzerland, situated in the Jura-Nord vaudois district.
-
E.
Šahy
Šahy is a small town in southern Slovakia near the Hungarian border, known for its historical ties to both Slovak and Hungarian cultures.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
earthfill dam
ⓘ
embankment dam ⓘ |
| basinAgency |
U.S. Bureau of Reclamation, Yakima Field Office
ⓘ
linked to:
Bureau of Reclamation
|
| constructionStartDate | 1906 ⓘ |
| coreMaterial | impervious earth core ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| createsReservoir | Kachess Lake ⓘ |
| designedFor | seasonal water storage ⓘ |
| elevationOfCrest | about 2,270 feet above sea level ⓘ |
| hasFunction |
regulation of downstream flows
ⓘ
support of agricultural production in Yakima Valley ⓘ |
| hasReservoirUse | recreation on Kachess Lake ⓘ |
| height | about 115 feet ⓘ |
| length | about 2,600 feet ⓘ |
| locatedIn |
Kittitas County, Washington
ⓘ
Washington State ⓘ
linked to:
Washington
|
| locatedOnWaterbody | Kachess River ⓘ |
| manages | irrigation releases for agriculture ⓘ |
| managesReservoir | Kachess Lake ⓘ |
| material | earthfill ⓘ |
| nearbyCity | Easton, Washington ⓘ |
| openingDate | 1912 ⓘ |
| operatedBy |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| ownedBy |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| partOf | Yakima Project ⓘ |
| primaryUseRegion | central Washington irrigation districts ⓘ |
| projectOperator |
Yakima Project irrigation districts
ⓘ
linked to:
Roza Irrigation District
|
| purpose |
flood control
ⓘ
irrigation water storage ⓘ water regulation ⓘ water supply ⓘ |
| region | central Washington State ⓘ |
| regulatesFlowTo |
Yakima River system
ⓘ
linked to:
Yakima River
|
| reservoirCapacity | about 239,000 acre-feet ⓘ |
| riverBasin |
Yakima River basin
ⓘ
linked to:
Yakima River
|
| spillwayType | concrete overflow spillway ⓘ |
| waterSource | Kachess River inflow ⓘ |
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: Kachess Dam Description of subject: Kachess Dam is an earthfill dam in central Washington State that creates Kachess Lake, providing water storage and regulation as part of the region’s irrigation and water management system.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.