Patterson Reservoir
E352928
Patterson Reservoir is a water storage facility in California that forms part of the State Water Project’s South Bay Aqueduct system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Patterson Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3135874 — 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: Patterson Reservoir Context triple: [South Bay Aqueduct, hasPart, Patterson Reservoir]
-
A.
W. Kerr Scott Reservoir
W. Kerr Scott Reservoir is a man-made lake in North Carolina known for recreation such as boating, fishing, and camping, as well as flood control and water supply functions.
-
B.
Cannonsville Reservoir
Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware River.
-
C.
Greenfield Reservoir
Greenfield Reservoir is a man-made water reservoir in the Saddleworth area of Greater Manchester, England, forming part of the network of upland reservoirs in the Peak District.
-
D.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
-
E.
Lusk Reservoir
Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
- 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: Patterson Reservoir Target entity description: Patterson Reservoir is a water storage facility in California that forms part of the State Water Project’s South Bay Aqueduct system.
-
A.
W. Kerr Scott Reservoir
W. Kerr Scott Reservoir is a man-made lake in North Carolina known for recreation such as boating, fishing, and camping, as well as flood control and water supply functions.
-
B.
Cannonsville Reservoir
Cannonsville Reservoir is a major New York City water supply reservoir located in the western Catskill Mountains on the West Branch of the Delaware River.
-
C.
Greenfield Reservoir
Greenfield Reservoir is a man-made water reservoir in the Saddleworth area of Greater Manchester, England, forming part of the network of upland reservoirs in the Peak District.
-
D.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
-
E.
Lusk Reservoir
Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir
ⓘ
water storage facility ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| category |
Infrastructure in Alameda County, California
ⓘ
Reservoirs in California ⓘ State Water Project reservoirs ⓘ |
| connectedTo |
South Bay Aqueduct conveyance facilities
ⓘ
South Bay Pumping Plant ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasFunction |
balancing storage for South Bay Aqueduct deliveries
ⓘ
regulating flows in the South Bay Aqueduct ⓘ |
| locatedIn |
Alameda County
ⓘ
surface form:
Alameda County, California
California, United States ⓘ
surface form:
California
San Francisco Bay Area ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| locatedNear |
Fremont
ⓘ
surface form:
Fremont, California
Sunol, California ⓘ
surface form:
Sunol Valley
|
| manMade | true ⓘ |
| operator | California Department of Water Resources ⓘ |
| owner | California Department of Water Resources ⓘ |
| partOf |
State Water Project
ⓘ
surface form:
California State Water Project
South Bay Aqueduct ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| use |
industrial water supply
ⓘ
municipal water supply ⓘ water storage ⓘ |
| waterSystem |
South Bay Aqueduct
ⓘ
surface form:
South Bay Aqueduct system
State Water Project ⓘ |
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: Patterson Reservoir Description of subject: Patterson Reservoir is a water storage facility in California that forms part of the State Water Project’s South Bay Aqueduct system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.