Alexandre of Portugal
E680550
Alexandre of Portugal was an infante (prince) of the Portuguese royal family in the 18th century, known primarily as a younger son of King John V and Queen Maria Anna of Austria.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Alexandre of Braganza | 4 |
| Alexandre of Portugal canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6208876 — 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: Alexandre of Portugal Context triple: [Barbara of Portugal, sibling, Alexandre of Portugal]
-
A.
Peter II of Portugal
Peter II of Portugal was a late 17th- and early 18th-century king of Portugal known for consolidating royal power and overseeing economic growth during a period of relative stability.
-
B.
Peter III of Portugal
Peter III of Portugal was King Consort of Portugal as the husband of Queen Maria I and a member of the House of Braganza in the 18th century.
-
C.
Dom Pedro, Duke of Braganza
Dom Pedro, Duke of Braganza was the former Emperor of Brazil and King Pedro IV of Portugal who played a central role in securing Portugal’s constitutional monarchy during the Liberal Wars.
-
D.
John VI of Portugal
John VI of Portugal was a late 18th- and early 19th-century king who oversaw the transfer of the Portuguese court to Brazil during the Napoleonic invasions and presided over the transformation of Brazil from colony to kingdom.
-
E.
Dom Miguel, Duke of Braganza
Dom Miguel, Duke of Braganza, was a 19th-century Portuguese infante who became a reactionary absolutist claimant to the throne and a central figure in the civil conflict against liberal constitutionalists.
- 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: Alexandre of Portugal Target entity description: Alexandre of Portugal was an infante (prince) of the Portuguese royal family in the 18th century, known primarily as a younger son of King John V and Queen Maria Anna of Austria.
-
A.
Peter II of Portugal
Peter II of Portugal was a late 17th- and early 18th-century king of Portugal known for consolidating royal power and overseeing economic growth during a period of relative stability.
-
B.
Peter III of Portugal
Peter III of Portugal was King Consort of Portugal as the husband of Queen Maria I and a member of the House of Braganza in the 18th century.
-
C.
Dom Pedro, Duke of Braganza
Dom Pedro, Duke of Braganza was the former Emperor of Brazil and King Pedro IV of Portugal who played a central role in securing Portugal’s constitutional monarchy during the Liberal Wars.
-
D.
John VI of Portugal
John VI of Portugal was a late 18th- and early 19th-century king who oversaw the transfer of the Portuguese court to Brazil during the Napoleonic invasions and presided over the transformation of Brazil from colony to kingdom.
-
E.
Dom Miguel, Duke of Braganza
Dom Miguel, Duke of Braganza, was a 19th-century Portuguese infante who became a reactionary absolutist claimant to the throne and a central figure in the civil conflict against liberal constitutionalists.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
Portuguese prince
ⓘ
infante of Portugal ⓘ member of the House of Braganza ⓘ |
| country | Kingdom of Portugal ⓘ |
| familyName |
Braganza
ⓘ
linked to:
House of Braganza
|
| father | John V of Portugal ⓘ |
| fatherOccupation | King of Portugal ⓘ |
| gender | male ⓘ |
| givenName | Alexandre ⓘ |
| mother | Maria Anna of Austria ⓘ |
| motherCountryOfOrigin | Archduchy of Austria ⓘ |
| motherDynasty | House of Habsburg ⓘ |
| positionHeld | Portuguese infante ⓘ |
| royalHouse | House of Braganza ⓘ |
| sibling |
Barbara of Portugal
ⓘ
Infanta Maria Ana of Portugal ⓘ Infanta Maria Francisca Doroteia of Portugal ⓘ
linked to:
Infanta Maria Francisca of Braganza
Infanta Maria Margarida of Portugal ⓘ Infante Alexandre of Portugal ⓘ Infante António of Portugal ⓘ Infante Carlos of Portugal ⓘ Infante Francisco of Portugal ⓘ Infante José of Portugal ⓘ Infante Manuel of Portugal ⓘ Joseph I of Portugal ⓘ Peter III of Portugal ⓘ |
| 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: Alexandre of Portugal Description of subject: Alexandre of Portugal was an infante (prince) of the Portuguese royal family in the 18th century, known primarily as a younger son of King John V and Queen Maria Anna of Austria.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alexandre of Portugal
subject linked to:
King John V of Portugal
linked to: Alexandre of Portugal
linked to: Alexandre of Portugal
linked to: Alexandre of Portugal