Rancho Jamul
E939169
Rancho Jamul was a 19th-century Mexican land grant in present-day San Diego County, California, historically associated with Governor Pío Pico and early Californio ranching.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rancho Jamul canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11640888 — 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: Rancho Jamul Context triple: [Pío Pico, owned, Rancho Jamul]
-
A.
Rancho Tía Juana
Rancho Tía Juana was the original ranch settlement that evolved into the modern Mexican border city of Tijuana.
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B.
Rancho San Justo
Rancho San Justo was a Mexican-era land grant and historic ranch in California that served as the home of prominent Californio leader José Castro.
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C.
Rancho Paso de Bartolo
Rancho Paso de Bartolo was a historic Mexican-era land grant in what is now Los Angeles County, California, associated with the prominent Californio governor Pío Pico.
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D.
Rancho Corral de Tierra
Rancho Corral de Tierra is a large coastal open space and former ranchland on the San Mateo County coast, now preserved as part of the Golden Gate National Recreation Area.
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E.
Rancho La Jota
Rancho La Jota was a Mexican-era land grant in Napa County, California, historically associated with early settler George C. Yount and later known for its winegrowing estate.
- 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: Rancho Jamul Target entity description: Rancho Jamul was a 19th-century Mexican land grant in present-day San Diego County, California, historically associated with Governor Pío Pico and early Californio ranching.
-
A.
Rancho Tía Juana
Rancho Tía Juana was the original ranch settlement that evolved into the modern Mexican border city of Tijuana.
-
B.
Rancho San Justo
Rancho San Justo was a Mexican-era land grant and historic ranch in California that served as the home of prominent Californio leader José Castro.
-
C.
Rancho Paso de Bartolo
Rancho Paso de Bartolo was a historic Mexican-era land grant in what is now Los Angeles County, California, associated with the prominent Californio governor Pío Pico.
-
D.
Rancho Corral de Tierra
Rancho Corral de Tierra is a large coastal open space and former ranchland on the San Mateo County coast, now preserved as part of the Golden Gate National Recreation Area.
-
E.
Rancho La Jota
Rancho La Jota was a Mexican-era land grant in Napa County, California, historically associated with early settler George C. Yount and later known for its winegrowing estate.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Mexican land grant
ⓘ
ranch ⓘ |
| associatedWith |
Californio landholding elite
ⓘ
Pío Pico NERFINISHED ⓘ |
| country | Mexico ⓘ |
| governedUnder | Mexican rule in Alta California ⓘ |
| hasCategory |
History of San Diego County, California
ⓘ
Mexican land grants in California ⓘ Ranchos of San Diego County, California ⓘ |
| hasHistoricalRole | early ranching center in San Diego region ⓘ |
| hasUse |
Californio ranching
ⓘ
cattle ranching ⓘ |
| heritage | Californio ⓘ |
| historicalPeriod | 19th century ⓘ |
| landTenureType | rancho ⓘ |
| languageOfName | Spanish ⓘ |
| locatedIn |
Alta California
NERFINISHED
ⓘ
California, United States ⓘ
surface form:
California
San Diego County ⓘ
surface form:
San Diego County, California
United States of America ⓘ
surface form:
United States
|
| locatedNear |
San Diego, California
NERFINISHED
ⓘ
present-day Jamul, California ⓘ |
| namedAfter | Jamul area ⓘ |
| partOf | Mexican land grant system in California ⓘ |
| transitionedUnder | United States jurisdiction after Mexican–American War ⓘ |
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: Rancho Jamul Description of subject: Rancho Jamul was a 19th-century Mexican land grant in present-day San Diego County, California, historically associated with Governor Pío Pico and early Californio ranching.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.