María del Rosario de Silva, 9th Marchioness of San Vicente del Barco
E531509
María del Rosario de Silva, 9th Marchioness of San Vicente del Barco, was a prominent Spanish aristocrat and heiress from one of Spain’s most distinguished noble families and the mother of Cayetana Fitz-James Stuart, the famed 18th Duchess of Alba.
All labels observed (1)
| Label | Occurrences |
|---|---|
| María del Rosario de Silva, 9th Marchioness of San Vicente del Barco canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5509135 — 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: María del Rosario de Silva, 9th Marchioness of San Vicente del Barco Context triple: [Cayetana Fitz-James Stuart, 18th Duchess of Alba, mother, María del Rosario de Silva, 9th Marchioness of San Vicente del Barco]
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A.
María Nicolasa de Valdés y de la Carrera
María Nicolasa de Valdés y de la Carrera was a Chilean aristocrat of the late colonial period, notable as a member of the influential Valdés-Carrera family and consort within Santiago’s elite society.
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B.
María de la Concepción Palacios y Blanco
María de la Concepción Palacios y Blanco was a Venezuelan aristocrat best known as the mother of independence leader Simón Bolívar.
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C.
María Antonia Bretón y Velázquez
María Antonia Bretón y Velázquez was the wife of Guadalupe Victoria, the first president of independent Mexico.
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D.
Ana de Velasco y Girón
Ana de Velasco y Girón was a Spanish noblewoman of the powerful Velasco and Girón families who became Duchess of Braganza and the mother of John IV, the first king of the Portuguese Restoration.
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E.
Catalina de Salazar y Palacios
Catalina de Salazar y Palacios was a Spanish woman of the late 16th and early 17th centuries best known as the wife of the writer Miguel de Cervantes.
- 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: María del Rosario de Silva, 9th Marchioness of San Vicente del Barco Target entity description: María del Rosario de Silva, 9th Marchioness of San Vicente del Barco, was a prominent Spanish aristocrat and heiress from one of Spain’s most distinguished noble families and the mother of Cayetana Fitz-James Stuart, the famed 18th Duchess of Alba.
-
A.
María Nicolasa de Valdés y de la Carrera
María Nicolasa de Valdés y de la Carrera was a Chilean aristocrat of the late colonial period, notable as a member of the influential Valdés-Carrera family and consort within Santiago’s elite society.
-
B.
María de la Concepción Palacios y Blanco
María de la Concepción Palacios y Blanco was a Venezuelan aristocrat best known as the mother of independence leader Simón Bolívar.
-
C.
María Antonia Bretón y Velázquez
María Antonia Bretón y Velázquez was the wife of Guadalupe Victoria, the first president of independent Mexico.
-
D.
Ana de Velasco y Girón
Ana de Velasco y Girón was a Spanish noblewoman of the powerful Velasco and Girón families who became Duchess of Braganza and the mother of John IV, the first king of the Portuguese Restoration.
-
E.
Catalina de Salazar y Palacios
Catalina de Salazar y Palacios was a Spanish woman of the late 16th and early 17th centuries best known as the wife of the writer Miguel de Cervantes.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
Spanish aristocrat
ⓘ
heiress ⓘ human ⓘ |
| countryOfCitizenship | Spain ⓘ |
| describedAs |
heiress from a distinguished noble family
ⓘ
prominent Spanish aristocrat ⓘ |
| ethnicGroup | Spaniards ⓘ |
| familyName | de Silva ⓘ |
| gender | female ⓘ |
| givenName | María ⓘ |
| hasChild | Cayetana Fitz-James Stuart, 18th Duchess of Alba ⓘ |
| memberOfNobleFamily |
House of Alba
ⓘ
House of Silva ⓘ |
| motherOf | Cayetana Fitz-James Stuart, 18th Duchess of Alba ⓘ |
| nobleRank | marchioness ⓘ |
| nobleTitle | 9th Marchioness of San Vicente del Barco ⓘ |
| notableFor | being the mother of Cayetana Fitz-James Stuart, 18th Duchess of Alba ⓘ |
| partOf | Spanish nobility ⓘ |
| positionHeld | Spanish marchioness ⓘ |
| socialStatus | nobility ⓘ |
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: María del Rosario de Silva, 9th Marchioness of San Vicente del Barco Description of subject: María del Rosario de Silva, 9th Marchioness of San Vicente del Barco, was a prominent Spanish aristocrat and heiress from one of Spain’s most distinguished noble families and the mother of Cayetana Fitz-James Stuart, the famed 18th Duchess of Alba.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Cayetana Fitz-James Stuart, 18th Duchess of Alba
→
mother
→
María del Rosario de Silva, 9th Marchioness of San Vicente del Barco
ⓘ