Prince Arthur, Duke of Brittany

Target entity: Prince Arthur, Duke of Brittany
Context triple: [Worcester Cathedral, burialPlaceOf, Prince Arthur, Duke of Brittany]

• A. Duke of Brittany
  The Duke of Brittany was the sovereign or semi-sovereign ruler of the historic region of Brittany in northwestern France, holding a ducal title central to the area's medieval political and cultural identity.
• B. Geoffrey II, Duke of Brittany
  Geoffrey II, Duke of Brittany was a 12th-century French nobleman, son of Henry II of England and brother of Richard the Lionheart, who ruled Brittany through his marriage to Constance and died young in a tournament accident.
• C. Richard, 1st Earl of Cornwall
  Richard, 1st Earl of Cornwall was a 13th-century English prince, wealthy magnate, and elected King of the Romans who played a significant role in European politics during the reigns of his brother Henry III and beyond.
• D. Duke of Gascony
  The Duke of Gascony was a medieval noble title held by the ruler of the historical region of Gascony in southwestern France, often associated with early feudal lords who later became linked to the dukes of Aquitaine.
• E. Duke of Penthièvre
  The Duke of Penthièvre was a prominent French noble title of the Ancien Régime, most famously held by members of the Bourbon family closely connected to the royal court.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Prince Arthur, Duke of Brittany
Target entity description: Prince Arthur, Duke of Brittany was the nephew of King John of England and a Plantagenet prince whose disputed claim to the English throne and mysterious early death made him a notable figure in medieval English history.

• A. Duke of Brittany
  The Duke of Brittany was the sovereign or semi-sovereign ruler of the historic region of Brittany in northwestern France, holding a ducal title central to the area's medieval political and cultural identity.
• B. Geoffrey II, Duke of Brittany
  Geoffrey II, Duke of Brittany was a 12th-century French nobleman, son of Henry II of England and brother of Richard the Lionheart, who ruled Brittany through his marriage to Constance and died young in a tournament accident.
• C. Richard, 1st Earl of Cornwall
  Richard, 1st Earl of Cornwall was a 13th-century English prince, wealthy magnate, and elected King of the Romans who played a significant role in European politics during the reigns of his brother Henry III and beyond.
• D. Duke of Gascony
  The Duke of Gascony was a medieval noble title held by the ruler of the historical region of Gascony in southwestern France, often associated with early feudal lords who later became linked to the dukes of Aquitaine.
• E. Duke of Penthièvre
  The Duke of Penthièvre was a prominent French noble title of the Ancien Régime, most famously held by members of the Bourbon family closely connected to the royal court.
• F. None of above. chosen