San Francisco, California, United States of America

E255343

city consolidated city-county

San Francisco, California, United States of America is a major coastal city known for its iconic Golden Gate Bridge, steep hills, diverse culture, and role as a historic center of technology and counterculture.

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All labels observed (12)

Label	Occurrences
San Francisco, California, United States	365
San Francisco, California	263
San Francisco, California, United States of America canonical	21
San Francisco, United States	3
San Francisco (inferred from OpenAI headquarters)	1
San Francisco (unconfirmed)	1
San Francisco (via Automattic)	1
San Francisco, California (various periods)	1
San Francisco, California is approximately 35–40 miles southwest	1
San Francisco, California waterfront	1
San Francisco, California, USA	1
美国旧金山	1

How this entity was disambiguated

This entity first appeared as the object of triple T1377991 — 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 Francisco, California, United States of America
Context triple: [Luis Alvarez, placeOfBirth, San Francisco, California, United States of America]

A. Santa Clara, California, United States
Santa Clara is a major city in California’s Silicon Valley known for its concentration of high-tech companies, including serving as a key hub for the technology industry in the United States.
B. San Jose, California, United States
San Jose is a major city in California’s Silicon Valley, known as a global center for technology and innovation.
C. 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.
D. Emeryville, California
Emeryville, California is a small city in the San Francisco Bay Area best known as the longtime home of Pixar Animation Studios and a hub for tech and creative industries.
E. Foster City, California
Foster City, California is a planned waterfront suburb in the San Francisco Bay Area known for its extensive lagoon system, residential communities, and tech-industry presence.
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 Francisco, California, United States of America
Target entity description: San Francisco, California, United States of America is a major coastal city known for its iconic Golden Gate Bridge, steep hills, diverse culture, and role as a historic center of technology and counterculture.

A. Santa Clara, California, United States
Santa Clara is a major city in California’s Silicon Valley known for its concentration of high-tech companies, including serving as a key hub for the technology industry in the United States.
B. San Jose, California, United States
San Jose is a major city in California’s Silicon Valley, known as a global center for technology and innovation.
C. 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.
D. Emeryville, California
Emeryville, California is a small city in the San Francisco Bay Area best known as the longtime home of Pixar Animation Studios and a hub for tech and creative industries.
E. Foster City, California
Foster City, California is a planned waterfront suburb in the San Francisco Bay Area known for its extensive lagoon system, residential communities, and tech-industry presence.
F. None of above. chosen

Statements (58)

Predicate	Object
instanceOf	city ⓘ consolidated city-county ⓘ
climate	Mediterranean climate ⓘ
country	United States of America ⓘ
experiencedEvent	1906 San Francisco earthquake ⓘ 1989 Loma Prieta earthquake ⓘ
foundedAs	Spanish mission and presidio ⓘ
foundedBy	Spanish colonists ⓘ
governedBy	Mayor of San Francisco ⓘ
hasAirport	San Francisco International Airport ⓘ
hasGovernmentType	mayor–council government ⓘ
hasLandmark	Alcatraz Island ⓘ Chase Center ⓘ linked to: Chase Center, San Francisco Chinatown, San Francisco ⓘ linked to: San Francisco Chinatown Coit Tower ⓘ Ferry Building ⓘ Golden Gate Bridge ⓘ Golden Gate Park ⓘ Lombard Street ⓘ Mission Dolores ⓘ Oracle Park ⓘ Painted Ladies ⓘ Palace of Fine Arts ⓘ Presidio of San Francisco ⓘ Transamerica Pyramid ⓘ
hasNickname	Fog City ⓘ Frisco ⓘ SF ⓘ The City by the Bay ⓘ
hasPublicTransitSystem	San Francisco Municipal Railway ⓘ linked to: San Francisco Muni
hasSportsTeam	Golden State Warriors ⓘ San Francisco Giants ⓘ
hasUniversity	San Francisco State University ⓘ University of San Francisco ⓘ
hasUTCOffset	UTC−08:00 ⓘ
hasUTCOffsetDST	UTC−07:00 ⓘ
isCountySeatOf	San Francisco County ⓘ
isFourthMostPopulousCityIn	California ⓘ linked to: California, United States
isMajorCityIn	Northern California ⓘ
isPartOf	Northern California megaregion ⓘ linked to: Northern California San Francisco Bay Area ⓘ
isTouristDestination	true ⓘ
knownFor	1960s Summer of Love ⓘ linked to: Summer of Love LGBTQ+ community ⓘ cable cars ⓘ counterculture movements ⓘ diverse culture ⓘ fog ⓘ progressive politics ⓘ steep hills ⓘ technology industry ⓘ
locatedByBodyOfWater	Pacific Ocean ⓘ San Francisco Bay ⓘ
locatedIn	California ⓘ linked to: California, United States San Francisco County ⓘ
locatedInTimeZone	Pacific Time Zone ⓘ
locatedOn	San Francisco Peninsula ⓘ
namedAfter	Saint Francis of Assisi ⓘ

How these facts were elicited

Referenced by (660)

Full triples — surface form annotated when it differs from this entity's canonical label.

Luis Alvarez → placeOfBirth → San Francisco, California, United States of America ⓘ

Saunders Mac Lane → placeOfDeath → San Francisco, California, United States of America ⓘ

James Edward Keeler → placeOfDeath → San Francisco, California, United States of America ⓘ

Mills Field Municipal Airport → locatedNear → San Francisco, California ⓘ