Landsburg Diversion Dam
E690126
Landsburg Diversion Dam is a small municipal water-supply dam on Washington’s Cedar River that diverts water for the city of Seattle.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Landsburg Diversion Dam canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7607070 — 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: Landsburg Diversion Dam Context triple: [Cedar River (Washington), hasDam, Landsburg Diversion Dam]
-
A.
Anderson-Rose Diversion Dam
The Anderson-Rose Diversion Dam is a small irrigation diversion structure on the Klamath River in Oregon that helps route water for agricultural use as part of the U.S. Bureau of Reclamation’s Klamath Project.
-
B.
Chatfield Dam
Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
-
C.
Conklingville Dam
Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
-
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.
Morris Sheppard Dam
Morris Sheppard Dam is a large hydroelectric and flood-control structure in Texas that impounds the Brazos River to form Possum Kingdom Lake.
- 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: Landsburg Diversion Dam Target entity description: Landsburg Diversion Dam is a small municipal water-supply dam on Washington’s Cedar River that diverts water for the city of Seattle.
-
A.
Anderson-Rose Diversion Dam
The Anderson-Rose Diversion Dam is a small irrigation diversion structure on the Klamath River in Oregon that helps route water for agricultural use as part of the U.S. Bureau of Reclamation’s Klamath Project.
-
B.
Chatfield Dam
Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
-
C.
Conklingville Dam
Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
-
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.
Morris Sheppard Dam
Morris Sheppard Dam is a large hydroelectric and flood-control structure in Texas that impounds the Brazos River to form Possum Kingdom Lake.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
diversion dam
ⓘ
infrastructure ⓘ water-supply dam ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| environmentalConsideration | fish passage and habitat protection on Cedar River ⓘ |
| function | diverts water from Cedar River for municipal use ⓘ |
| hasPrimaryUse | drinking water supply ⓘ |
| hasStructureType | concrete dam ⓘ |
| hasUseRestriction | public access restricted in watershed above dam ⓘ |
| isPartOf | Seattle water supply system NERFINISHED ⓘ |
| locatedIn |
King County, Washington
ⓘ
linked to:
King County
|
| locatedInProtectedArea | Cedar River Municipal Watershed NERFINISHED ⓘ |
| locatedInState | Washington NERFINISHED ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| locatedNear | Landsburg, Washington NERFINISHED ⓘ |
| locatedOnRiver | Cedar River NERFINISHED ⓘ |
| notUsedFor |
flood control
ⓘ
hydropower generation ⓘ irrigation ⓘ |
| operator | Seattle Public Utilities NERFINISHED ⓘ |
| owner | City of Seattle NERFINISHED ⓘ |
| purpose |
municipal water supply
ⓘ
water diversion ⓘ |
| regionServed | King County, Washington NERFINISHED ⓘ |
| riverBasin | Cedar River watershed NERFINISHED ⓘ |
| serves | City of Seattle NERFINISHED ⓘ |
| suppliesDrinkingWaterTo | Seattle metropolitan area NERFINISHED ⓘ |
| waterDivertedTo | Seattle municipal water system NERFINISHED ⓘ |
| waterSourceFor | Seattle, Washington 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: Landsburg Diversion Dam Description of subject: Landsburg Diversion Dam is a small municipal water-supply dam on Washington’s Cedar River that diverts water for the city of Seattle.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Cedar River