San Pablo Peninsula
E450310
The San Pablo Peninsula is a landform in western Contra Costa County, California, projecting into San Pablo Bay and encompassing several suburban communities and shoreline areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Pablo Peninsula canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4536153 — 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: San Pablo Peninsula Context triple: [Tara Hills, California, locatedOn, San Pablo Peninsula]
-
A.
Azuero Peninsula
The Azuero Peninsula is a large, agriculturally rich and culturally traditional landmass in southern Panama that juts into the Pacific Ocean and is known for its dry tropical forests, cattle ranching, and folkloric festivals.
-
B.
Miramar Peninsula
Miramar Peninsula is a coastal landform in Wellington, New Zealand, known for its residential suburbs, film industry facilities like Weta Workshop, and proximity to Wellington Airport.
-
C.
Bolivar Peninsula
Bolivar Peninsula is a narrow strip of land along the upper Texas Gulf Coast known for its beaches, coastal communities, and role as a barrier between the Gulf of Mexico and Galveston Bay.
-
D.
Zapata Peninsula
The Zapata Peninsula is a large, sparsely populated wetland region in southern Cuba known for its extensive swamps, rich biodiversity, and the nearby Bay of Pigs invasion site.
-
E.
Tiburon Peninsula
Tiburon Peninsula is a scenic landform in Marin County, California, extending into San Francisco Bay and known for its affluent residential communities and waterfront views.
- 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: San Pablo Peninsula Target entity description: The San Pablo Peninsula is a landform in western Contra Costa County, California, projecting into San Pablo Bay and encompassing several suburban communities and shoreline areas.
-
A.
Azuero Peninsula
The Azuero Peninsula is a large, agriculturally rich and culturally traditional landmass in southern Panama that juts into the Pacific Ocean and is known for its dry tropical forests, cattle ranching, and folkloric festivals.
-
B.
Miramar Peninsula
Miramar Peninsula is a coastal landform in Wellington, New Zealand, known for its residential suburbs, film industry facilities like Weta Workshop, and proximity to Wellington Airport.
-
C.
Bolivar Peninsula
Bolivar Peninsula is a narrow strip of land along the upper Texas Gulf Coast known for its beaches, coastal communities, and role as a barrier between the Gulf of Mexico and Galveston Bay.
-
D.
Zapata Peninsula
The Zapata Peninsula is a large, sparsely populated wetland region in southern Cuba known for its extensive swamps, rich biodiversity, and the nearby Bay of Pigs invasion site.
-
E.
Tiburon Peninsula
Tiburon Peninsula is a scenic landform in Marin County, California, extending into San Francisco Bay and known for its affluent residential communities and waterfront views.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
landform
ⓘ
peninsula ⓘ |
| adjacentTo | San Pablo Bay National Wildlife Refuge (across the water) NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| geologicalContext | California Coast Ranges NERFINISHED ⓘ |
| hasBayShoreOrientation | west-facing shoreline ⓘ |
| hasCoastlineType |
industrial shoreline
ⓘ
recreational shoreline ⓘ urban shoreline ⓘ |
| hasCommunity |
City of San Pablo, California
NERFINISHED
ⓘ
Point Richmond, California NERFINISHED ⓘ Richmond, California NERFINISHED ⓘ unincorporated communities of Contra Costa County ⓘ |
| hasEconomicActivity |
light industry
ⓘ
port and maritime activities ⓘ retail and services ⓘ |
| hasFeature |
shoreline areas
ⓘ
suburban communities ⓘ |
| hasLandUse |
commercial areas
ⓘ
industrial areas ⓘ parkland ⓘ residential areas ⓘ |
| hasNearbyCity |
Hercules, California
NERFINISHED
ⓘ
Pinole, California NERFINISHED ⓘ Richmond, California NERFINISHED ⓘ San Pablo, California NERFINISHED ⓘ |
| hasNearbyProtectedArea |
Miller/Knox Regional Shoreline
NERFINISHED
ⓘ
Point Pinole Regional Shoreline NERFINISHED ⓘ Wildcat Canyon Regional Park NERFINISHED ⓘ |
| hasNearbyWaterBody |
San Pablo Creek
NERFINISHED
ⓘ
Wildcat Creek NERFINISHED ⓘ |
| hasTransportation |
Interstate 580
NERFINISHED
ⓘ
Interstate 80 NERFINISHED ⓘ Richmond–San Rafael Bridge NERFINISHED ⓘ |
| hasWaterBodyOnShore |
San Francisco Bay
NERFINISHED
ⓘ
San Pablo Bay NERFINISHED ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Contra Costa County, California NERFINISHED ⓘ San Francisco Bay Area ⓘ western Contra Costa County, California NERFINISHED ⓘ |
| locatedNortheastOf | San Francisco, California NERFINISHED ⓘ |
| locatedNorthOf | Oakland, California NERFINISHED ⓘ |
| partOf |
East Bay region of the San Francisco Bay Area
NERFINISHED
ⓘ
Northern California NERFINISHED ⓘ shoreline of San Pablo Bay ⓘ |
| projectsInto | San Pablo Bay NERFINISHED ⓘ |
| regionType | suburban region ⓘ |
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: San Pablo Peninsula Description of subject: The San Pablo Peninsula is a landform in western Contra Costa County, California, projecting into San Pablo Bay and encompassing several suburban communities and shoreline areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.