John II of Anjou
E445277
French nobleman
claimant to the throne of Aragon
claimant to the throne of Naples
human
prince of the blood
John II of Anjou was a 15th-century French nobleman and claimant to the thrones of Naples and Aragon, known for his involvement in the dynastic conflicts over southern Italy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John II of Anjou canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4430348 — 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 II of Anjou Context triple: [Ferdinand I of Naples, opponent, John II of Anjou]
-
A.
Louis I of Anjou
Louis I of Anjou was a 14th-century French prince of the House of Valois who became Duke of Anjou and a claimant to the Kingdom of Naples.
-
B.
Charles I of Anjou
Charles I of Anjou was a 13th-century French prince and military leader who became king in southern Italy and Sicily, playing a major role in Mediterranean politics and the decline of the Hohenstaufen dynasty.
-
C.
Charles IV of Anjou
Charles IV of Anjou was a late 13th- to early 14th-century French nobleman of the Capetian House of Anjou who held several important titles in France and Italy and played a role in the complex dynastic politics of his era.
-
D.
Henri, Duke of Anjou
Henri, Duke of Anjou was a French royal prince who later became King Henry III of France and was a prominent military and political leader during the French Wars of Religion.
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E.
Francis, Duke of Anjou
Francis, Duke of Anjou was a 16th-century French prince of the Valois dynasty, younger brother of King Charles IX, noted for his role in the French Wars of Religion and as a suitor to Queen Elizabeth I of England.
- 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 II of Anjou Target entity description: John II of Anjou was a 15th-century French nobleman and claimant to the thrones of Naples and Aragon, known for his involvement in the dynastic conflicts over southern Italy.
-
A.
Louis I of Anjou
Louis I of Anjou was a 14th-century French prince of the House of Valois who became Duke of Anjou and a claimant to the Kingdom of Naples.
-
B.
Charles I of Anjou
Charles I of Anjou was a 13th-century French prince and military leader who became king in southern Italy and Sicily, playing a major role in Mediterranean politics and the decline of the Hohenstaufen dynasty.
-
C.
Charles IV of Anjou
Charles IV of Anjou was a late 13th- to early 14th-century French nobleman of the Capetian House of Anjou who held several important titles in France and Italy and played a role in the complex dynastic politics of his era.
-
D.
Henri, Duke of Anjou
Henri, Duke of Anjou was a French royal prince who later became King Henry III of France and was a prominent military and political leader during the French Wars of Religion.
-
E.
Francis, Duke of Anjou
Francis, Duke of Anjou was a 16th-century French prince of the Valois dynasty, younger brother of King Charles IX, noted for his role in the French Wars of Religion and as a suitor to Queen Elizabeth I of England.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
French nobleman
ⓘ
claimant to the throne of Aragon ⓘ claimant to the throne of Naples ⓘ human ⓘ prince of the blood ⓘ |
| burialPlace | Angers Cathedral NERFINISHED ⓘ |
| child | Nicholas of Anjou NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of France NERFINISHED ⓘ |
| dateOfBirth | 1426-08-02 ⓘ |
| dateOfDeath | 1470-12-16 ⓘ |
| era | 15th century ⓘ |
| father | René of Anjou NERFINISHED ⓘ |
| givenName | John NERFINISHED ⓘ |
| house | House of Anjou NERFINISHED ⓘ |
| languageOfWorkOrName | French ⓘ |
| mother | Isabella, Duchess of Lorraine NERFINISHED ⓘ |
| name | John II of Anjou NERFINISHED ⓘ |
| nobleFamily | House of Valois-Anjou NERFINISHED ⓘ |
| nobleTitle |
Count of Guise
NERFINISHED
ⓘ
Count of Provence NERFINISHED ⓘ Duke of Bar NERFINISHED ⓘ Duke of Calabria NERFINISHED ⓘ Duke of Lorraine NERFINISHED ⓘ |
| notableFor |
attempts to recover the Kingdom of Naples for the House of Anjou
ⓘ
dynastic claims in southern Italy ⓘ involvement in the Aragonese succession dispute ⓘ |
| opponent |
Alfonso V of Aragon
NERFINISHED
ⓘ
Ferdinand I of Naples NERFINISHED ⓘ |
| participatedIn |
Aragonese succession conflicts
ⓘ
Neapolitan succession conflicts NERFINISHED ⓘ Wars over the Kingdom of Naples (15th century) NERFINISHED ⓘ |
| placeOfBirth | Nancy NERFINISHED ⓘ |
| placeOfDeath | Barcelona NERFINISHED ⓘ |
| positionHeld |
Count of Guise
NERFINISHED
ⓘ
Count of Provence NERFINISHED ⓘ Duke of Bar NERFINISHED ⓘ Duke of Calabria NERFINISHED ⓘ Duke of Lorraine NERFINISHED ⓘ titular King of Aragon ⓘ titular King of Jerusalem ⓘ titular King of Naples NERFINISHED ⓘ |
| religion | Roman Catholicism ⓘ |
| sibling |
Louis II of Anjou (younger brother, sometimes styled Louis of Anjou)
NERFINISHED
ⓘ
Margaret of Anjou NERFINISHED ⓘ Yolande of Anjou NERFINISHED ⓘ |
| spouse | Marie de Bourbon NERFINISHED ⓘ |
| supportedBy |
Angevin partisans in southern Italy
ⓘ
Kingdom of France NERFINISHED ⓘ |
| title | Jean II d’Anjou 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: John II of Anjou Description of subject: John II of Anjou was a 15th-century French nobleman and claimant to the thrones of Naples and Aragon, known for his involvement in the dynastic conflicts over southern Italy.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.