Del Valle Branch
E328903
Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Del Valle Branch canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3135872 — 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: Del Valle Branch Context triple: [South Bay Aqueduct, hasPart, Del Valle Branch]
-
A.
Englewood Branch
The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
-
B.
Long Beach Branch
Long Beach Branch is a commuter rail line of the Long Island Rail Road in New York that runs between Long Beach and Jamaica, Queens.
-
C.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
-
D.
Beverly Branch
Beverly Branch is a commuter rail branch line of Metra's Rock Island District serving Chicago's Beverly and Morgan Park neighborhoods.
-
E.
New Canaan Branch
The New Canaan Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, connecting the town of New Canaan to the New Haven Line and the broader New York metropolitan rail network.
- 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: Del Valle Branch Target entity description: Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
-
A.
Englewood Branch
The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
-
B.
Long Beach Branch
Long Beach Branch is a commuter rail line of the Long Island Rail Road in New York that runs between Long Beach and Jamaica, Queens.
-
C.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
-
D.
Beverly Branch
Beverly Branch is a commuter rail branch line of Metra's Rock Island District serving Chicago's Beverly and Morgan Park neighborhoods.
-
E.
New Canaan Branch
The New Canaan Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, connecting the town of New Canaan to the New Haven Line and the broader New York metropolitan rail network.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
water conveyance facility ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| connectsFrom | South Bay Aqueduct ⓘ |
| connectsTo | Lake Del Valle ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| feedsReservoir | Lake Del Valle ⓘ |
| locatedIn |
Alameda County, California
ⓘ
linked to:
Alameda County
|
| managedBy | California Department of Water Resources ⓘ |
| operator | California Department of Water Resources ⓘ |
| partOf |
California State Water Project
ⓘ
linked to:
State Water Project
South Bay Aqueduct ⓘ |
| projectComponentOf |
State Water Project South Bay system
ⓘ
linked to:
South Bay Aqueduct
|
| region | San Francisco Bay Area ⓘ |
| serves |
Lake Del Valle
ⓘ
surrounding service areas ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| status | operational ⓘ |
| terminus | Lake Del Valle ⓘ |
| use |
agricultural water supply
ⓘ
industrial water supply ⓘ municipal water supply ⓘ recreation support ⓘ |
| waterSource | South Bay Aqueduct ⓘ |
| waterType | fresh 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: Del Valle Branch Description of subject: Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.