Afonso of Portugal (son of Peter I and Inês de Castro)
E552287
Afonso of Portugal was an infante (prince) of 14th-century Portugal, notable primarily as the posthumously recognized son of King Peter I and his tragic lover-queen Inês de Castro.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Afonso of Portugal (son of Peter I and Inês de Castro) canonical | 2 |
| Afonso (son of Peter I and Constanza Manuel) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5889040 — 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: Afonso of Portugal (son of Peter I and Inês de Castro) Context triple: [Inês de Castro, child, Afonso of Portugal (son of Peter I and Inês de Castro)]
-
A.
Infante Peter of Portugal
Infante Peter of Portugal was an 18th-century Portuguese prince of the House of Braganza, notable as a younger son of King John V and a prominent member of the royal family.
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B.
Afonso, Prince of Portugal
Afonso, Prince of Portugal was the eldest son and heir apparent of King John III of Portugal, whose early death prevented him from ascending the throne.
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C.
Infante Duarte, Duke of Guimarães
Infante Duarte, Duke of Guimarães, was a 16th-century Portuguese infante of the House of Aviz and a prominent nobleman closely connected to the royal succession.
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D.
Infante Peter, Duke of Coimbra
Infante Peter, Duke of Coimbra was a 15th-century Portuguese prince, statesman, and regent of Portugal known for his role in governance and support of early Portuguese exploration.
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E.
John Manuel, Prince of Portugal
John Manuel, Prince of Portugal was a 16th-century Portuguese infante and heir apparent to the throne whose early death prevented him from becoming king.
- 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: Afonso of Portugal (son of Peter I and Inês de Castro) Target entity description: Afonso of Portugal was an infante (prince) of 14th-century Portugal, notable primarily as the posthumously recognized son of King Peter I and his tragic lover-queen Inês de Castro.
-
A.
Infante Peter of Portugal
Infante Peter of Portugal was an 18th-century Portuguese prince of the House of Braganza, notable as a younger son of King John V and a prominent member of the royal family.
-
B.
Afonso, Prince of Portugal
Afonso, Prince of Portugal was the eldest son and heir apparent of King John III of Portugal, whose early death prevented him from ascending the throne.
-
C.
Infante Duarte, Duke of Guimarães
Infante Duarte, Duke of Guimarães, was a 16th-century Portuguese infante of the House of Aviz and a prominent nobleman closely connected to the royal succession.
-
D.
Infante Peter, Duke of Coimbra
Infante Peter, Duke of Coimbra was a 15th-century Portuguese prince, statesman, and regent of Portugal known for his role in governance and support of early Portuguese exploration.
-
E.
John Manuel, Prince of Portugal
John Manuel, Prince of Portugal was a 16th-century Portuguese infante and heir apparent to the throne whose early death prevented him from becoming king.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
Portuguese infante
ⓘ
medieval Portuguese noble ⓘ |
| associatedEvent | posthumous coronation of Inês de Castro as queen of Portugal by Peter I ⓘ |
| associatedWith | legend and romanticized history of Peter I and Inês de Castro ⓘ |
| birthStatus | born out of wedlock ⓘ |
| country | Kingdom of Portugal ⓘ |
| dynasty |
House of Burgundy (Portuguese branch)
ⓘ
linked to:
Portuguese House of Burgundy
|
| era | 14th century ⓘ |
| ethnicity | Portuguese ⓘ |
| father | Peter I of Portugal ⓘ |
| grandfather | Afonso IV of Portugal ⓘ |
| grandmother |
Beatrice of Castile (queen of Portugal)
ⓘ
linked to:
Beatrice of Castile, Queen of Portugal
|
| historicalContext | Portuguese monarchy in the late Middle Ages ⓘ |
| historicalRecord | poorly documented life compared to his siblings and parents ⓘ |
| language | Portuguese ⓘ |
| maternalFamily | Galician nobility ⓘ |
| mother | Inês de Castro ⓘ |
| motherStatus | son of a woman executed on orders of the Portuguese royal family ⓘ |
| nobleFamily | Capetian House of Burgundy ⓘ |
| notableFor | being a posthumously recognized son of King Peter I of Portugal and Inês de Castro ⓘ |
| parentalRelationship | illegitimate son later legitimated by royal act ⓘ |
| politicalSignificance | figure in succession disputes and legitimacy debates in 14th‑century Portugal ⓘ |
| posthumousRecognition | recognized as legitimate after the death of Inês de Castro ⓘ |
| region | Iberian Peninsula ⓘ |
| relative |
Beatrice of Portugal (daughter of Peter I and Inês de Castro)
ⓘ
Denis of Portugal (son of Peter I and Inês de Castro) ⓘ Ferdinand I of Portugal ⓘ John I of Portugal ⓘ |
| religion | Roman Catholicism ⓘ |
| royalHouseConnection | direct descendant of Afonso IV of Portugal through his father Peter I ⓘ |
| socialRank | prince ⓘ |
| title | Infante of Portugal ⓘ |
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: Afonso of Portugal (son of Peter I and Inês de Castro) Description of subject: Afonso of Portugal was an infante (prince) of 14th-century Portugal, notable primarily as the posthumously recognized son of King Peter I and his tragic lover-queen Inês de Castro.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
John of Portugal (son of Peter I and Inês de Castro)
→
sibling
→
Afonso (son of Peter I and Constanza Manuel)
ⓘ
linked to: Afonso of Portugal (son of Peter I and Inês de Castro)
John of Portugal (son of Peter I and Inês de Castro)
→
sibling
→
Afonso of Portugal (son of Peter I and Inês de Castro)
ⓘ