Coastal Branch of the California Aqueduct
E306187
The Coastal Branch of the California Aqueduct is a major conveyance facility of California’s State Water Project that delivers imported water from the Central Valley to coastal communities in San Luis Obispo and Santa Barbara counties.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Coastal Branch of the California Aqueduct canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2780314 — 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: Coastal Branch of the California Aqueduct Context triple: [SWP, includesComponent, Coastal Branch of the California Aqueduct]
-
A.
California Aqueduct
The California Aqueduct is a major man-made water conveyance system in California that transports water hundreds of miles from the state’s northern regions to its drier central and southern areas.
-
B.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
C.
Los Angeles Aqueduct
The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.
-
D.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
-
E.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
- 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: Coastal Branch of the California Aqueduct Target entity description: The Coastal Branch of the California Aqueduct is a major conveyance facility of California’s State Water Project that delivers imported water from the Central Valley to coastal communities in San Luis Obispo and Santa Barbara counties.
-
A.
California Aqueduct
The California Aqueduct is a major man-made water conveyance system in California that transports water hundreds of miles from the state’s northern regions to its drier central and southern areas.
-
B.
South Bay Aqueduct
South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
-
C.
Los Angeles Aqueduct
The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.
-
D.
North Bay Aqueduct
The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
-
E.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
aqueduct
ⓘ
water conveyance facility ⓘ |
| connectsRegion |
Central Coast of California
ⓘ
surface form:
California Central Coast
Central Valley ⓘ
surface form:
Central Valley of California
|
| country |
United States of America
ⓘ
surface form:
United States
|
| hasFunction | deliver imported water to coastal communities ⓘ |
| infrastructureType | large-scale water infrastructure ⓘ |
| isComponentOf |
State Water Project
ⓘ
surface form:
State Water Project conveyance system
|
| locatedIn | Central Coast of California ⓘ |
| managedBy | California Department of Water Resources ⓘ |
| operator | California Department of Water Resources ⓘ |
| partOf |
California Aqueduct
ⓘ
State Water Project ⓘ
surface form:
California State Water Project
|
| purpose |
agricultural water supply
ⓘ
industrial water supply ⓘ municipal water supply ⓘ |
| regionServed |
San Luis Obispo County coastal region
ⓘ
surface form:
San Luis Obispo County coast
South Coast region of Santa Barbara County ⓘ
surface form:
Santa Barbara County coast
|
| serves |
San Luis Obispo County
ⓘ
Santa Barbara County ⓘ coastal communities in San Luis Obispo County ⓘ coastal communities in Santa Barbara County ⓘ |
| sourceRegion |
Central Valley
ⓘ
surface form:
Central Valley of California
|
| state |
California, United States
ⓘ
surface form:
California
|
| transportMedium | surface water ⓘ |
| usesWaterFrom | California Aqueduct ⓘ |
| waterSourceType | imported water ⓘ |
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: Coastal Branch of the California Aqueduct Description of subject: The Coastal Branch of the California Aqueduct is a major conveyance facility of California’s State Water Project that delivers imported water from the Central Valley to coastal communities in San Luis Obispo and Santa Barbara counties.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.