Isabella of Castile
E477082
Isabella of Castile was a medieval Castilian princess and queen consort of Aragon through her marriage to King James II.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Isabella of Castile canonical | 7 |
| Infanta Isabella of Castile | 2 |
| Elizabeth of Castile | 1 |
| Isabel of Castile | 1 |
| Isabella of Castile, Queen of Aragon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4880573 — 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: Isabella of Castile Context triple: [James II of Aragon, spouse, Isabella of Castile]
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A.
Isabella I of Castile
Isabella I of Castile was the late 15th-century queen of Castile and León who, alongside her husband Ferdinand II of Aragon, completed the Reconquista, sponsored Christopher Columbus’s 1492 voyage, and centralized royal power in what became a unified Spain.
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B.
Maria of Castile
Maria of Castile was a 15th-century queen consort of Aragon and Naples, noted for governing Aragon as regent during her husband Alfonso V’s long absences in Italy.
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C.
Joanna of Castile
Joanna of Castile, also known as Joanna the Mad, was a queen of Castile and Aragon whose reign marked the dynastic union that led to a unified Spain, though she spent much of her life confined due to alleged mental illness.
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D.
Isabella of Portugal, Queen of Castile
Isabella of Portugal, Queen of Castile was a 15th-century Portuguese noblewoman who became queen consort of Castile through her marriage to King John II and was the mother of Isabella I of Castile.
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E.
Isabel of Aragon
Isabel of Aragon, also known as Saint Elizabeth of Portugal, was a 13th–14th century queen consort renowned for her piety, charity, and role as a peacemaker, later canonized as a Catholic saint.
- 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: Isabella of Castile Target entity description: Isabella of Castile was a medieval Castilian princess and queen consort of Aragon through her marriage to King James II.
-
A.
Isabella I of Castile
Isabella I of Castile was the late 15th-century queen of Castile and León who, alongside her husband Ferdinand II of Aragon, completed the Reconquista, sponsored Christopher Columbus’s 1492 voyage, and centralized royal power in what became a unified Spain.
-
B.
Maria of Castile
Maria of Castile was a 15th-century queen consort of Aragon and Naples, noted for governing Aragon as regent during her husband Alfonso V’s long absences in Italy.
-
C.
Joanna of Castile
Joanna of Castile, also known as Joanna the Mad, was a queen of Castile and Aragon whose reign marked the dynastic union that led to a unified Spain, though she spent much of her life confined due to alleged mental illness.
-
D.
Isabella of Portugal, Queen of Castile
Isabella of Portugal, Queen of Castile was a 15th-century Portuguese noblewoman who became queen consort of Castile through her marriage to King John II and was the mother of Isabella I of Castile.
-
E.
Isabel of Aragon
Isabel of Aragon, also known as Saint Elizabeth of Portugal, was a 13th–14th century queen consort renowned for her piety, charity, and role as a peacemaker, later canonized as a Catholic saint.
- 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: Isabella of Castile Description of subject: Isabella of Castile was a medieval Castilian princess and queen consort of Aragon through her marriage to King James II.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Isabella of Castile
linked to: Isabella of Castile
linked to: Isabella of Castile
linked to: Isabella of Castile
linked to: Isabella of Castile