Isabel de Castro
E370432
Isabel de Castro was a Portuguese noblewoman best known as the wife of explorer Pedro Álvares Cabral, the leader of the expedition that first reached Brazil in 1500.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Isabel de Castro canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3581166 — 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: Isabel de Castro Context triple: [Pedro Álvares Cabral, spouse, Isabel de Castro]
-
A.
Eleanor of Alburquerque
Eleanor of Alburquerque was a Castilian noblewoman and queen consort of Aragon, notable as a powerful political figure in late medieval Iberia and the mother of King Alfonso V of Aragon.
-
B.
Isabella of Coimbra
Isabella of Coimbra was a 15th-century Portuguese infanta and queen consort, known as the wife of King Afonso V of Portugal and the mother of King John II.
-
C.
Maria José de Lancastre
Maria José de Lancastre is a Portuguese scholar, translator, and literary critic known for her work on Fernando Pessoa and for her long partnership with Italian writer Antonio Tabucchi.
-
D.
Eleanor of Viseu
Eleanor of Viseu was a Portuguese infanta who became queen consort of Portugal through her marriage to King John II and was known for her political influence and charitable works.
-
E.
Isabel de Borja y Castro
Isabel de Borja y Castro was a Spanish noblewoman of the influential Borja (Borgia) family and the mother of Francisco Gómez de Sandoval y Rojas, the powerful Duke of Lerma and favorite of King Philip III of Spain.
- 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: Isabel de Castro Target entity description: Isabel de Castro was a Portuguese noblewoman best known as the wife of explorer Pedro Álvares Cabral, the leader of the expedition that first reached Brazil in 1500.
-
A.
Eleanor of Alburquerque
Eleanor of Alburquerque was a Castilian noblewoman and queen consort of Aragon, notable as a powerful political figure in late medieval Iberia and the mother of King Alfonso V of Aragon.
-
B.
Isabella of Coimbra
Isabella of Coimbra was a 15th-century Portuguese infanta and queen consort, known as the wife of King Afonso V of Portugal and the mother of King John II.
-
C.
Maria José de Lancastre
Maria José de Lancastre is a Portuguese scholar, translator, and literary critic known for her work on Fernando Pessoa and for her long partnership with Italian writer Antonio Tabucchi.
-
D.
Eleanor of Viseu
Eleanor of Viseu was a Portuguese infanta who became queen consort of Portugal through her marriage to King John II and was known for her political influence and charitable works.
-
E.
Isabel de Borja y Castro
Isabel de Borja y Castro was a Spanish noblewoman of the influential Borja (Borgia) family and the mother of Francisco Gómez de Sandoval y Rojas, the powerful Duke of Lerma and favorite of King Philip III of Spain.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | Portuguese noblewoman ⓘ |
| associatedWithEvent |
Portuguese discoveries
ⓘ
surface form:
Portuguese Age of Discovery
|
| countryOfCitizenship | Kingdom of Portugal ⓘ |
| ethnicGroup | Portuguese people ⓘ |
| hasRelativeByMarriage |
Fernão Cabral
ⓘ
Isabel Gouveia ⓘ |
| languageSpoken | Portuguese ⓘ |
| maritalStatus | married to Pedro Álvares Cabral ⓘ |
| notableFor | being the wife of explorer Pedro Álvares Cabral ⓘ |
| occupation | noblewoman ⓘ |
| residence | Kingdom of Portugal ⓘ |
| socialClass | nobility ⓘ |
| spouse | Pedro Álvares Cabral ⓘ |
| timePeriod |
early 16th century
ⓘ
late 15th century ⓘ |
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: Isabel de Castro Description of subject: Isabel de Castro was a Portuguese noblewoman best known as the wife of explorer Pedro Álvares Cabral, the leader of the expedition that first reached Brazil in 1500.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.