Howard A. Hanson Dam project
E708498
The Howard A. Hanson Dam project is a major flood-control and water management infrastructure initiative on Washington’s Green River that protects downstream communities in the Puget Sound region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Howard A. Hanson Dam project canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8033631 — 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: Howard A. Hanson Dam project Context triple: [Green River (Washington), hasFloodControlProject, Howard A. Hanson Dam project]
-
A.
McNary Dam
McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
-
B.
Coolidge Dam
Coolidge Dam is a large concrete multiple-arch dam in Arizona that impounds the Gila River to form San Carlos Lake for irrigation, flood control, and water storage.
-
C.
Forge Dam
Forge Dam is a popular recreational park and former industrial mill site along Porter Brook in Sheffield, England, known for its woodland walks, playground, and café.
-
D.
R. L. Harris Dam
R. L. Harris Dam is a hydroelectric dam in Alabama that impounds the Tallapoosa River to form Lake Wedowee and generate power.
-
E.
Buffalo Bill Dam
Buffalo Bill Dam is a historic concrete arch-gravity dam on the Shoshone River in Wyoming, once one of the tallest in the world and now a key engineering landmark and visitor attraction.
- 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: Howard A. Hanson Dam project Target entity description: The Howard A. Hanson Dam project is a major flood-control and water management infrastructure initiative on Washington’s Green River that protects downstream communities in the Puget Sound region.
-
A.
McNary Dam
McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
-
B.
Coolidge Dam
Coolidge Dam is a large concrete multiple-arch dam in Arizona that impounds the Gila River to form San Carlos Lake for irrigation, flood control, and water storage.
-
C.
Forge Dam
Forge Dam is a popular recreational park and former industrial mill site along Porter Brook in Sheffield, England, known for its woodland walks, playground, and café.
-
D.
R. L. Harris Dam
R. L. Harris Dam is a hydroelectric dam in Alabama that impounds the Tallapoosa River to form Lake Wedowee and generate power.
-
E.
Buffalo Bill Dam
Buffalo Bill Dam is a historic concrete arch-gravity dam on the Shoshone River in Wyoming, once one of the tallest in the world and now a key engineering landmark and visitor attraction.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
flood control project
ⓘ
water management infrastructure project ⓘ |
| benefit |
enhanced reliability of water supply management
ⓘ
mitigation of flood damage ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| function |
reduction of downstream flood risk
ⓘ
regulation of river flows ⓘ storage and controlled release of water ⓘ |
| hasComponent |
outlet works
ⓘ
reservoir ⓘ spillway ⓘ |
| hasPart | Howard A. Hanson Dam NERFINISHED ⓘ |
| infrastructureType | dam and reservoir system ⓘ |
| locatedIn |
United States of America
ⓘ
surface form:
United States
Washington ⓘ
surface form:
Washington State
|
| locatedInWatershed | Puget Sound watershed NERFINISHED ⓘ |
| locatedNear | Seattle metropolitan area NERFINISHED ⓘ |
| locatedOnRiver | Green River NERFINISHED ⓘ |
| managingAgency | United States Army Corps of Engineers NERFINISHED ⓘ |
| namedAfter | Howard A. Hanson NERFINISHED ⓘ |
| protects |
Puget Sound region communities
ⓘ
downstream communities on the Green River ⓘ |
| purpose |
flood control
ⓘ
water management ⓘ |
| regionServed | Puget Sound region NERFINISHED ⓘ |
| riverBasin | Green River basin NERFINISHED ⓘ |
| state | Washington ⓘ |
| supports |
public safety
ⓘ
regional water management ⓘ |
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: Howard A. Hanson Dam project Description of subject: The Howard A. Hanson Dam project is a major flood-control and water management infrastructure initiative on Washington’s Green River that protects downstream communities in the Puget Sound region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Green River (Washington)