Pinole Creek
E691713
Pinole Creek is a small waterway in Contra Costa County, California, that flows through the city of Pinole into San Pablo Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pinole Creek canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6744863 — 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: Pinole Creek Context triple: [Pinole, California, namedAfter, Pinole Creek]
-
A.
Lee Vining Creek
Lee Vining Creek is a Sierra Nevada stream in California that flows east into Mono Lake, providing a key source of freshwater to the Mono Basin ecosystem.
-
B.
Shasta River
The Shasta River is a northern California waterway that flows through Siskiyou County and agricultural valleys before joining the Klamath River.
-
C.
North Fork American River
The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
-
D.
South Fork Feather River
The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
-
E.
Pit River
The Pit River is a major river in northeastern California that drains a large portion of the Modoc Plateau and forms a key part of the Sacramento River watershed.
- 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: Pinole Creek Target entity description: Pinole Creek is a small waterway in Contra Costa County, California, that flows through the city of Pinole into San Pablo Bay.
-
A.
Lee Vining Creek
Lee Vining Creek is a Sierra Nevada stream in California that flows east into Mono Lake, providing a key source of freshwater to the Mono Basin ecosystem.
-
B.
Shasta River
The Shasta River is a northern California waterway that flows through Siskiyou County and agricultural valleys before joining the Klamath River.
-
C.
North Fork American River
The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
-
D.
South Fork Feather River
The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
-
E.
Pit River
The Pit River is a major river in northeastern California that drains a large portion of the Modoc Plateau and forms a key part of the Sacramento River watershed.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf | stream ⓘ |
| associatedCity | Pinole, California NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| countySeatRegion | Contra Costa County NERFINISHED ⓘ |
| crosses | Interstate 80 NERFINISHED ⓘ |
| drainageBasin | San Pablo Bay drainage basin ⓘ |
| ecosystemType | coastal stream ecosystem ⓘ |
| environmentalIssue |
flooding risk in heavy storms
ⓘ
urban runoff pollution ⓘ |
| flowsGenerally | northwest ⓘ |
| flowsInto | San Pablo Bay NERFINISHED ⓘ |
| flowsThrough | City of Pinole, California NERFINISHED ⓘ |
| flowsUnder | Interstate 80 NERFINISHED ⓘ |
| governedBy |
City of Pinole government
NERFINISHED
ⓘ
Contra Costa County authorities ⓘ |
| hasEstuarySection | lower tidal reach near San Pablo Bay ⓘ |
| hasMouthElevation | sea level ⓘ |
| hasNearbyFeature |
Pinole Valley
NERFINISHED
ⓘ
Pinole shoreline ⓘ |
| hasRiparianHabitat |
tidal marsh near mouth
ⓘ
urban riparian corridor ⓘ |
| hasWatershed | Pinole Creek watershed ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Contra Costa County, California NERFINISHED ⓘ San Francisco Bay Area ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| monitoredBy |
local environmental organizations
ⓘ
regional water quality agencies ⓘ |
| mouthLocatedIn | San Pablo Bay NERFINISHED ⓘ |
| near |
Hercules, California
NERFINISHED
ⓘ
Richmond, California NERFINISHED ⓘ |
| partOf |
San Francisco Bay watershed
ⓘ
San Pablo Bay watershed NERFINISHED ⓘ |
| region | Northern California ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| subjectOf |
flood control projects
ⓘ
local watershed restoration efforts ⓘ |
| tributaryOf | San Pablo Bay NERFINISHED ⓘ |
| usedFor |
local wildlife habitat
ⓘ
stormwater drainage ⓘ |
| waterbodyType | perennial stream ⓘ |
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: Pinole Creek Description of subject: Pinole Creek is a small waterway in Contra Costa County, California, that flows through the city of Pinole into San Pablo Bay.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.