William IV, Duke of Aquitaine
E1439265
UNEXPLORED
William IV, Duke of Aquitaine, was a 10th-century French nobleman who ruled the Duchy of Aquitaine and County of Poitou and was known for his conflicts with both neighboring lords and the Church.
All labels observed (1)
| Label | Occurrences |
|---|---|
| William IV, Duke of Aquitaine canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T20596329 — 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: William IV, Duke of Aquitaine Context triple: [William III, Duke of Aquitaine, child, William IV, Duke of Aquitaine]
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A.
William III, Duke of Aquitaine
William III, Duke of Aquitaine was a 10th-century Frankish nobleman who ruled Aquitaine and Poitou and played a significant role in the politics of early medieval France.
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B.
William X, Duke of Aquitaine
William X, Duke of Aquitaine was a 12th-century French nobleman and crusader, notable as the last independent Duke of Aquitaine and father of Eleanor of Aquitaine.
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C.
Henri, Duke of Bordeaux
Henri, Duke of Bordeaux was a French Bourbon prince and Legitimist pretender to the French throne, known as the Count of Chambord and considered by supporters to be King Henry V.
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D.
Duke of Elbeuf
The Duke of Elbeuf was a French noble title held by a cadet branch of the House of Lorraine, associated with high-ranking aristocrats active in French court and military affairs from the 16th to the 18th centuries.
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E.
Duke of Joyeuse
The Duke of Joyeuse was a prominent French noble title historically associated with high-ranking aristocrats and royal favorites within the House of Lorraine.
- 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: William IV, Duke of Aquitaine Target entity description: William IV, Duke of Aquitaine, was a 10th-century French nobleman who ruled the Duchy of Aquitaine and County of Poitou and was known for his conflicts with both neighboring lords and the Church.
-
A.
William III, Duke of Aquitaine
William III, Duke of Aquitaine was a 10th-century Frankish nobleman who ruled Aquitaine and Poitou and played a significant role in the politics of early medieval France.
-
B.
William X, Duke of Aquitaine
William X, Duke of Aquitaine was a 12th-century French nobleman and crusader, notable as the last independent Duke of Aquitaine and father of Eleanor of Aquitaine.
-
C.
Henri, Duke of Bordeaux
Henri, Duke of Bordeaux was a French Bourbon prince and Legitimist pretender to the French throne, known as the Count of Chambord and considered by supporters to be King Henry V.
-
D.
Duke of Elbeuf
The Duke of Elbeuf was a French noble title held by a cadet branch of the House of Lorraine, associated with high-ranking aristocrats active in French court and military affairs from the 16th to the 18th centuries.
-
E.
Duke of Joyeuse
The Duke of Joyeuse was a prominent French noble title historically associated with high-ranking aristocrats and royal favorites within the House of Lorraine.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.