Lower Colorado River Project
E729651
The Lower Colorado River Project is a major U.S. water management and irrigation system that harnesses the Colorado River to supply water for agriculture, municipalities, and flood control in the arid Southwest.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Yuma Project | 2 |
| Boulder Canyon Project | 1 |
| Lower Colorado River Project canonical | 1 |
| Yuma Irrigation Project | 1 |
| Yuma Project irrigation works | 1 |
| Yuma Project, Arizona | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8374752 — 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 Colorado River Project Context triple: [Imperial Dam, partOf, Lower Colorado River Project]
-
A.
Upper American River Project
The Upper American River Project is a major hydroelectric power system in California’s Sierra Nevada that includes multiple dams, reservoirs, and powerhouses operated by the Sacramento Municipal Utility District.
-
B.
Colorado-Big Thompson Project
The Colorado-Big Thompson Project is a major transbasin water diversion and storage system in Colorado that delivers Colorado River water to the arid eastern plains for agriculture, cities, and industry.
-
C.
Truckee-Carson Project
The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
-
D.
Columbia Basin Project
The Columbia Basin Project is a large-scale irrigation and hydroelectric development in central Washington State that distributes water and power from the Grand Coulee Dam to support agriculture, industry, and communities across the region.
-
E.
Central Arizona Project
The Central Arizona Project is a major aqueduct system that transports Colorado River water hundreds of miles to supply cities, industries, and agriculture in central and southern Arizona.
- 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 Colorado River Project Target entity description: The Lower Colorado River Project is a major U.S. water management and irrigation system that harnesses the Colorado River to supply water for agriculture, municipalities, and flood control in the arid Southwest.
-
A.
Upper American River Project
The Upper American River Project is a major hydroelectric power system in California’s Sierra Nevada that includes multiple dams, reservoirs, and powerhouses operated by the Sacramento Municipal Utility District.
-
B.
Colorado-Big Thompson Project
The Colorado-Big Thompson Project is a major transbasin water diversion and storage system in Colorado that delivers Colorado River water to the arid eastern plains for agriculture, cities, and industry.
-
C.
Truckee-Carson Project
The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
-
D.
Columbia Basin Project
The Columbia Basin Project is a large-scale irrigation and hydroelectric development in central Washington State that distributes water and power from the Grand Coulee Dam to support agriculture, industry, and communities across the region.
-
E.
Central Arizona Project
The Central Arizona Project is a major aqueduct system that transports Colorado River water hundreds of miles to supply cities, industries, and agriculture in central and southern Arizona.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
infrastructure project
ⓘ
water management project ⓘ |
| basedOn | Colorado River hydrology ⓘ |
| benefits |
agricultural users
ⓘ
communities in the arid Southwest ⓘ municipal users ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasFunction |
distribution of water
ⓘ
diversion of river water ⓘ flood risk reduction ⓘ storage of water ⓘ |
| locatedIn |
Southwestern United States
ⓘ
linked to:
southwestern United States
arid Southwest ⓘ |
| manages | Colorado River water flows ⓘ |
| purpose |
flood control
ⓘ
irrigation ⓘ municipal water supply ⓘ water management ⓘ water supply for agriculture ⓘ |
| regionServed |
Colorado River Basin lower reaches
ⓘ
linked to:
Lower Colorado River region
|
| sector |
agriculture
ⓘ
municipal services ⓘ water resources ⓘ |
| usesResource | Colorado River ⓘ |
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 Colorado River Project Description of subject: The Lower Colorado River Project is a major U.S. water management and irrigation system that harnesses the Colorado River to supply water for agriculture, municipalities, and flood control in the arid Southwest.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lower Colorado River Project
linked to: Lower Colorado River Project
linked to: Lower Colorado River Project
linked to: Lower Colorado River Project
linked to: Lower Colorado River Project
linked to: Lower Colorado River Project