John, Constable of Portugal
E92580
John, Constable of Portugal was a 15th-century Portuguese infante, military leader, and statesman, notable as a son of King John I and brother of Henry the Navigator.
All labels observed (2)
| Label | Occurrences |
|---|---|
| John, Constable of Portugal canonical | 8 |
| Constable of Portugal | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T690469 — 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: John, Constable of Portugal Context triple: [Henry the Navigator, sibling, John, Constable of Portugal]
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A.
Diogo de Azambuja
Diogo de Azambuja was a 15th-century Portuguese nobleman and explorer best known for leading the expedition that established Portugal’s first major fortified trading post in West Africa.
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B.
Pedro de Castro
Pedro de Castro was a Spanish architect known for designing prominent public buildings in Puerto Rico, including the island’s Capitol.
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C.
João Braz de Aviz
João Braz de Aviz is a Brazilian cardinal of the Roman Catholic Church known for leading the Vatican office responsible for religious orders and institutes of consecrated life.
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D.
Henry the Navigator
Henry the Navigator was a 15th-century Portuguese prince who sponsored pioneering voyages along the West African coast, helping launch Europe’s Age of Exploration and the Portuguese maritime empire.
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E.
António Gonçalves
António Gonçalves was a Portuguese publisher known for issuing editions of Luís de Camões’ epic poem "Os Lusíadas."
- 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: John, Constable of Portugal Target entity description: John, Constable of Portugal was a 15th-century Portuguese infante, military leader, and statesman, notable as a son of King John I and brother of Henry the Navigator.
-
A.
Diogo de Azambuja
Diogo de Azambuja was a 15th-century Portuguese nobleman and explorer best known for leading the expedition that established Portugal’s first major fortified trading post in West Africa.
-
B.
Pedro de Castro
Pedro de Castro was a Spanish architect known for designing prominent public buildings in Puerto Rico, including the island’s Capitol.
-
C.
João Braz de Aviz
João Braz de Aviz is a Brazilian cardinal of the Roman Catholic Church known for leading the Vatican office responsible for religious orders and institutes of consecrated life.
-
D.
Henry the Navigator
Henry the Navigator was a 15th-century Portuguese prince who sponsored pioneering voyages along the West African coast, helping launch Europe’s Age of Exploration and the Portuguese maritime empire.
-
E.
António Gonçalves
António Gonçalves was a Portuguese publisher known for issuing editions of Luís de Camões’ epic poem "Os Lusíadas."
- F. None of above. chosen
Statements (44)
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: John, Constable of Portugal Description of subject: John, Constable of Portugal was a 15th-century Portuguese infante, military leader, and statesman, notable as a son of King John I and brother of Henry the Navigator.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Constable of Portugal
this entity surface form:
Constable of Portugal