Los Angeles County
E23731
Los Angeles County is the most populous county in the United States, encompassing the city of Los Angeles and numerous other municipalities across Southern California.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T29767 — 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: Los Angeles County Context triple: [13th Council District of Los Angeles, locatedIn, Los Angeles County]
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A.
Alameda County
Alameda County is a populous and diverse county in the San Francisco Bay Area that includes cities such as Oakland and Berkeley.
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B.
Sacramento County
Sacramento County is a county in Northern California that includes the state capital, Sacramento, and serves as a major political and economic hub of the region.
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C.
San Francisco County
San Francisco County is a densely populated, culturally diverse urban county on the tip of the San Francisco Peninsula, encompassing the city of San Francisco and serving as a major economic and technological hub in California.
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D.
Contra Costa County
Contra Costa County is a populous county in the San Francisco Bay Area known for its suburban communities, regional parks, and role as a residential and industrial hub east of Oakland and San Francisco.
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E.
Santa Clara County
Santa Clara County is a populous and economically significant county in California’s Silicon Valley, home to major technology companies and cities such as San Jose.
- 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: Los Angeles County Target entity description: Los Angeles County is the most populous county in the United States, encompassing the city of Los Angeles and numerous other municipalities across Southern California.
-
A.
Alameda County
Alameda County is a populous and diverse county in the San Francisco Bay Area that includes cities such as Oakland and Berkeley.
-
B.
Sacramento County
Sacramento County is a county in Northern California that includes the state capital, Sacramento, and serves as a major political and economic hub of the region.
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C.
San Francisco County
San Francisco County is a densely populated, culturally diverse urban county on the tip of the San Francisco Peninsula, encompassing the city of San Francisco and serving as a major economic and technological hub in California.
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D.
Contra Costa County
Contra Costa County is a populous county in the San Francisco Bay Area known for its suburban communities, regional parks, and role as a residential and industrial hub east of Oakland and San Francisco.
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E.
Santa Clara County
Santa Clara County is a populous and economically significant county in California’s Silicon Valley, home to major technology companies and cities such as San Jose.
- F. None of above. chosen
Statements (83)
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: Los Angeles County Description of subject: Los Angeles County is the most populous county in the United States, encompassing the city of Los Angeles and numerous other municipalities across Southern California.
Referenced by (1,976)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
subject surface form:
Agoura Hills, California
this entity surface form:
Los Angeles County, California
subject surface form:
Wilmington, Los Angeles
subject surface form:
United States District Court for the Central District of California
this entity surface form:
Los Angeles County, California
subject surface form:
Frogtown
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County (in part)
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
National Register of Historic Places listing for Christmas Tree Lane
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location
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Los Angeles County
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this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
subject surface form:
Altadena, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California
this entity surface form:
Los Angeles County, California