San Ramon, California
E214595
San Ramon, California is a suburban city in the San Francisco Bay Area known for its corporate business parks, including the headquarters of Chevron and 24 Hour Fitness, and its location in the San Ramon Valley.
All labels observed (4)
| Label | Occurrences |
|---|---|
| San Ramon, California canonical | 13 |
| San Ramon, California, United States | 2 |
| City of San Ramon, California | 1 |
| San Ramon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T797792 — 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 Ramon, California Context triple: [Contra Costa County, hasMajorCity, San Ramon, California]
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A.
San Leandro
San Leandro is a suburban city in the San Francisco Bay Area of California, known for its residential neighborhoods, light industry, and proximity to Oakland.
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B.
Redwood City, California
Redwood City, California is a city on the San Francisco Peninsula in Silicon Valley, known for its historic downtown and role as the county seat of San Mateo County.
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C.
El Sobrante, California
El Sobrante, California is an unincorporated suburban community in the San Francisco Bay Area known for its residential neighborhoods and proximity to Richmond and other East Bay cities.
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D.
Brentwood, California
Brentwood, California is a rapidly growing suburban city in the East Bay region of the San Francisco Bay Area, known for its agricultural roots, family-oriented neighborhoods, and expanding residential communities.
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E.
Burlingame
Burlingame is a suburban city on the San Francisco Peninsula in California, known for its affluent residential neighborhoods, proximity to San Francisco International Airport, and historic commercial corridor along El Camino Real.
- 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 Ramon, California Target entity description: San Ramon, California is a suburban city in the San Francisco Bay Area known for its corporate business parks, including the headquarters of Chevron and 24 Hour Fitness, and its location in the San Ramon Valley.
-
A.
San Leandro
San Leandro is a suburban city in the San Francisco Bay Area of California, known for its residential neighborhoods, light industry, and proximity to Oakland.
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B.
Redwood City, California
Redwood City, California is a city on the San Francisco Peninsula in Silicon Valley, known for its historic downtown and role as the county seat of San Mateo County.
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C.
El Sobrante, California
El Sobrante, California is an unincorporated suburban community in the San Francisco Bay Area known for its residential neighborhoods and proximity to Richmond and other East Bay cities.
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D.
Brentwood, California
Brentwood, California is a rapidly growing suburban city in the East Bay region of the San Francisco Bay Area, known for its agricultural roots, family-oriented neighborhoods, and expanding residential communities.
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E.
Burlingame
Burlingame is a suburban city on the San Francisco Peninsula in California, known for its affluent residential neighborhoods, proximity to San Francisco International Airport, and historic commercial corridor along El Camino Real.
- F. None of above. chosen
Statements (49)
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 Ramon, California Description of subject: San Ramon, California is a suburban city in the San Francisco Bay Area known for its corporate business parks, including the headquarters of Chevron and 24 Hour Fitness, and its location in the San Ramon Valley.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.