San Marcos, California
E381795
San Marcos, California is a growing suburban city in northern San Diego County known for its residential communities, educational institutions like California State University San Marcos, and regional transportation connections.
All labels observed (3)
| Label | Occurrences |
|---|---|
| San Marcos, California canonical | 8 |
| San Marcos, California, United States | 3 |
| City of San Marcos, California | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3710142 — 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 Marcos, California Context triple: [North County Transit District, hasJurisdiction, San Marcos, California]
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A.
San Carlos, California
San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
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B.
Calexico, California
Calexico, California is a small border city in Imperial County that serves as a major gateway for trade and travel between the United States and Mexicali, Mexico.
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C.
Alvarado, California
Alvarado, California was a former town in Alameda County that later became part of present-day Union City.
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D.
Clovis, California
Clovis, California is a suburban city in Fresno County known for its historic Old Town district, proximity to Fresno and the Sierra Nevada, and its role as a gateway to outdoor recreation in Central California.
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E.
San Ysidro, California
San Ysidro, California is a community in the southernmost part of San Diego, known for hosting one of the busiest land border crossings between the United States and Mexico.
- 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 Marcos, California Target entity description: San Marcos, California is a growing suburban city in northern San Diego County known for its residential communities, educational institutions like California State University San Marcos, and regional transportation connections.
-
A.
San Carlos, California
San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
-
B.
Calexico, California
Calexico, California is a small border city in Imperial County that serves as a major gateway for trade and travel between the United States and Mexicali, Mexico.
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C.
Alvarado, California
Alvarado, California was a former town in Alameda County that later became part of present-day Union City.
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D.
Clovis, California
Clovis, California is a suburban city in Fresno County known for its historic Old Town district, proximity to Fresno and the Sierra Nevada, and its role as a gateway to outdoor recreation in Central California.
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E.
San Ysidro, California
San Ysidro, California is a community in the southernmost part of San Diego, known for hosting one of the busiest land border crossings between the United States and Mexico.
- 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 Marcos, California Description of subject: San Marcos, California is a growing suburban city in northern San Diego County known for its residential communities, educational institutions like California State University San Marcos, and regional transportation connections.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
San Marcos, California, United States
this entity surface form:
City of San Marcos, California
this entity surface form:
San Marcos, California, United States
this entity surface form:
San Marcos, California, United States