Infante João, Duke of Beja
E575025
Infante João, Duke of Beja was a 19th-century Portuguese prince, the younger son of Queen Maria II and King Ferdinand II, and a member of the House of Braganza.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Infante João, Duke of Beja canonical | 9 |
| Infante João of Portugal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5124239 — 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: Infante João, Duke of Beja Context triple: [Maria II of Portugal, child, Infante João, Duke of Beja]
-
A.
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.
-
B.
Infante John, Duke of Viseu
Infante John, Duke of Viseu was a 15th-century Portuguese prince of the Avis dynasty who held several prominent noble titles and played a key role in the politics of late medieval Portugal.
-
C.
Infante Fernando, Duke of Viseu
Infante Fernando, Duke of Viseu was a 15th-century Portuguese infante and nobleman of the House of Aviz, notable for his high-ranking position in the royal family and influence in the politics of late medieval Portugal.
-
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.
Infante Carlos of Portugal
Infante Carlos of Portugal was a Portuguese prince of the House of Braganza, best known as the younger brother of King Joseph I of Portugal.
- 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: Infante João, Duke of Beja Target entity description: Infante João, Duke of Beja was a 19th-century Portuguese prince, the younger son of Queen Maria II and King Ferdinand II, and a member of the House of Braganza.
-
A.
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.
-
B.
Infante John, Duke of Viseu
Infante John, Duke of Viseu was a 15th-century Portuguese prince of the Avis dynasty who held several prominent noble titles and played a key role in the politics of late medieval Portugal.
-
C.
Infante Fernando, Duke of Viseu
Infante Fernando, Duke of Viseu was a 15th-century Portuguese infante and nobleman of the House of Aviz, notable for his high-ranking position in the royal family and influence in the politics of late medieval Portugal.
-
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.
Infante Carlos of Portugal
Infante Carlos of Portugal was a Portuguese prince of the House of Braganza, best known as the younger brother of King Joseph I of Portugal.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
Portuguese prince
ⓘ
duke ⓘ infante of Portugal ⓘ member of royalty ⓘ |
| birthDate | 1842-03-16 ⓘ |
| birthPlace |
Kingdom of Portugal
ⓘ
Lisbon ⓘ |
| countryOfCitizenship | Kingdom of Portugal ⓘ |
| deathDate | 1861-12-27 ⓘ |
| deathPlace |
Kingdom of Portugal
ⓘ
Lisbon ⓘ |
| dynasty | House of Braganza ⓘ |
| era | 19th century ⓘ |
| familyName |
Braganza
ⓘ
linked to:
House of Braganza
|
| father | Ferdinand II of Portugal ⓘ |
| gender | male ⓘ |
| givenName | João ⓘ |
| memberOf | House of Braganza ⓘ |
| mother | Maria II of Portugal ⓘ |
| nativeLanguage | Portuguese ⓘ |
| nobleRank | duke ⓘ |
| nobleTitle | Duke of Beja ⓘ |
| positionHeld | Duke of Beja ⓘ |
| religion | Roman Catholicism ⓘ |
| royalHouse | House of Braganza ⓘ |
| sibling |
Infanta Antónia of Portugal
ⓘ
Infanta Maria Ana of Portugal ⓘ Infanta Maria José of Portugal ⓘ Infante Augusto of Portugal ⓘ Infante Fernando of Portugal ⓘ Luís I of Portugal ⓘ
linked to:
King Luís I of Portugal
Pedro V of Portugal ⓘ |
| style | His Royal Highness ⓘ |
| titleHolderOf | Duke of Beja ⓘ |
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: Infante João, Duke of Beja Description of subject: Infante João, Duke of Beja was a 19th-century Portuguese prince, the younger son of Queen Maria II and King Ferdinand II, and a member of the House of Braganza.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Infante João, Duke of Beja