Jorge, Duke of Coimbra
E624601
Jorge, Duke of Coimbra was an illegitimate but politically significant son of King John II of Portugal, who became a prominent noble and military figure in late 15th-century Portugal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jorge, Duke of Coimbra canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6497009 — 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: Jorge, Duke of Coimbra Context triple: [John II of Portugal, child, Jorge, Duke of Coimbra]
-
A.
Luis, Duke of Beja
Luis, Duke of Beja, was a Portuguese infante and nobleman of the House of Aviz, notable as a younger son of King Manuel I and for his role in the Portuguese court during the early 16th century.
-
B.
Duke of Viseu
The Duke of Viseu was a prominent Portuguese noble title associated with the royal House of Aviz and closely linked to early 15th-century maritime exploration and expansion.
-
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 Afonso, Duke of Porto
Infante Afonso, Duke of Porto was a Portuguese prince of the House of Braganza and younger son of King Luís I, known for his military career and role in the final years of the Portuguese monarchy.
-
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: Jorge, Duke of Coimbra Target entity description: Jorge, Duke of Coimbra was an illegitimate but politically significant son of King John II of Portugal, who became a prominent noble and military figure in late 15th-century Portugal.
-
A.
Luis, Duke of Beja
Luis, Duke of Beja, was a Portuguese infante and nobleman of the House of Aviz, notable as a younger son of King Manuel I and for his role in the Portuguese court during the early 16th century.
-
B.
Duke of Viseu
The Duke of Viseu was a prominent Portuguese noble title associated with the royal House of Aviz and closely linked to early 15th-century maritime exploration and expansion.
-
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 Afonso, Duke of Porto
Infante Afonso, Duke of Porto was a Portuguese prince of the House of Braganza and younger son of King Luís I, known for his military career and role in the final years of the Portuguese monarchy.
-
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 (35)
| Predicate | Object |
|---|---|
| instanceOf |
Portuguese noble
ⓘ
illegitimate royal child ⓘ military leader ⓘ |
| associatedWith |
Order of Aviz (Portugal)
NERFINISHED
ⓘ
Order of Santiago (Portugal) NERFINISHED ⓘ |
| birthDate | 1481 ⓘ |
| birthPlace | Kingdom of Portugal NERFINISHED ⓘ |
| burialPlace | Portugal NERFINISHED ⓘ |
| citizenship | Portuguese ⓘ |
| country | Kingdom of Portugal NERFINISHED ⓘ |
| deathDate | 1550 ⓘ |
| deathPlace | Kingdom of Portugal NERFINISHED ⓘ |
| era |
Early 16th century
ⓘ
Late 15th century ⓘ |
| father | John II of Portugal NERFINISHED ⓘ |
| fullName | Jorge de Lencastre NERFINISHED ⓘ |
| gender | male ⓘ |
| language | Portuguese ⓘ |
| legitimacyStatus | illegitimate son of the king ⓘ |
| mother | Ana de Mendonça NERFINISHED ⓘ |
| nobleFamily | House of Aviz NERFINISHED ⓘ |
| nobleTitle | Duke of Coimbra NERFINISHED ⓘ |
| notableFor |
being a politically significant illegitimate son of King John II of Portugal
ⓘ
leadership in Portuguese military and noble affairs in the late 15th and early 16th centuries ⓘ |
| politicalRole | rival claimant to influence against Manuel I of Portugal ⓘ |
| positionHeld |
Duke of Coimbra
NERFINISHED
ⓘ
Master of the Order of Aviz (Portugal) NERFINISHED ⓘ Master of the Order of Santiago (Portugal) NERFINISHED ⓘ |
| relative |
Eleanor of Viseu
NERFINISHED
ⓘ
Manuel I of Portugal NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| socialStatus | high nobility ⓘ |
| supportedBy | John II of Portugal NERFINISHED ⓘ |
| titleGrantedBy | John II of Portugal NERFINISHED ⓘ |
| uncle | Manuel I of Portugal NERFINISHED ⓘ |
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: Jorge, Duke of Coimbra Description of subject: Jorge, Duke of Coimbra was an illegitimate but politically significant son of King John II of Portugal, who became a prominent noble and military figure in late 15th-century Portugal.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
John II of Portugal