California's 18th congressional district
E404131
California's 18th congressional district is a U.S. House of Representatives district in California that has historically encompassed parts of the state's central and coastal regions, including areas such as Silicon Valley.
All labels observed (1)
| Label | Occurrences |
|---|---|
| California's 18th congressional district canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3986580 — 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: California's 18th congressional district Context triple: [Bob Mathias, representedDistrict, California's 18th congressional district]
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A.
California's 28th congressional district
California's 28th congressional district is a U.S. House district in Southern California that includes parts of Los Angeles and surrounding communities such as Altadena.
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B.
California's 8th congressional district
California's 8th congressional district is a large, predominantly rural U.S. House district in eastern California that encompasses parts of the Mojave Desert and the eastern Sierra Nevada region.
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C.
California's 20th congressional district
California's 20th congressional district is a U.S. House district in California’s Central Valley that has been a Republican stronghold and is known for being represented by former House Speaker Kevin McCarthy.
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D.
California's 15th congressional district
California's 15th congressional district is a U.S. House district in California’s San Francisco Bay Area that has historically been a Democratic-leaning, urban-suburban seat.
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E.
California's 11th congressional district
California's 11th congressional district is a U.S. House district centered on San Francisco, known for its strongly Democratic lean and representation of one of the nation's most liberal urban constituencies.
- 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: California's 18th congressional district Target entity description: California's 18th congressional district is a U.S. House of Representatives district in California that has historically encompassed parts of the state's central and coastal regions, including areas such as Silicon Valley.
-
A.
California's 28th congressional district
California's 28th congressional district is a U.S. House district in Southern California that includes parts of Los Angeles and surrounding communities such as Altadena.
-
B.
California's 8th congressional district
California's 8th congressional district is a large, predominantly rural U.S. House district in eastern California that encompasses parts of the Mojave Desert and the eastern Sierra Nevada region.
-
C.
California's 20th congressional district
California's 20th congressional district is a U.S. House district in California’s Central Valley that has been a Republican stronghold and is known for being represented by former House Speaker Kevin McCarthy.
-
D.
California's 15th congressional district
California's 15th congressional district is a U.S. House district in California’s San Francisco Bay Area that has historically been a Democratic-leaning, urban-suburban seat.
-
E.
California's 11th congressional district
California's 11th congressional district is a U.S. House district centered on San Francisco, known for its strongly Democratic lean and representation of one of the nation's most liberal urban constituencies.
- F. None of above. chosen
Statements (45)
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: California's 18th congressional district Description of subject: California's 18th congressional district is a U.S. House of Representatives district in California that has historically encompassed parts of the state's central and coastal regions, including areas such as Silicon Valley.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Portola Valley, California
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federalCongressionalDistrict
→
California's 18th congressional district
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