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 ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| countySeatRegion | Contra Costa County ⓘ |
| crosses | Interstate 80 ⓘ |
| 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 ⓘ |
| flowsThrough |
City of Pinole, California
ⓘ
linked to:
Pinole, California
|
| flowsUnder | Interstate 80 ⓘ |
| governedBy |
City of Pinole government
ⓘ
linked to:
City of Pinole
Contra Costa County authorities ⓘ |
| hasEstuarySection | lower tidal reach near San Pablo Bay ⓘ |
| hasMouthElevation | sea level ⓘ |
| hasNearbyFeature |
Pinole Valley
ⓘ
linked to:
Walnut Creek valley
Pinole shoreline ⓘ |
| hasRiparianHabitat |
tidal marsh near mouth
ⓘ
urban riparian corridor ⓘ |
| hasWatershed | Pinole Creek watershed ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Contra Costa County, California ⓘ
linked to:
Contra Costa County
San Francisco Bay Area ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| monitoredBy |
local environmental organizations
ⓘ
regional water quality agencies ⓘ |
| mouthLocatedIn | San Pablo Bay ⓘ |
| near |
Hercules, California
ⓘ
Richmond, California ⓘ |
| partOf |
San Francisco Bay watershed
ⓘ
San Pablo Bay watershed ⓘ |
| region | Northern California ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| subjectOf |
flood control projects
ⓘ
local watershed restoration efforts ⓘ |
| tributaryOf | San Pablo Bay ⓘ |
| 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.