Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Xavier, Duke of Aquitaine | Statement: [Louis, Dauphin of France, child, Xavier, Duke of Aquitaine]

Target entity: Xavier, Duke of Aquitaine
Context triple: [Louis, Dauphin of France, child, Xavier, Duke of Aquitaine]

• A. Xavier, Duke of Aquitaine chosen
  Xavier, Duke of Aquitaine was a short-lived French prince of the Bourbon dynasty, born into the royal family of Louis, Dauphin of France, and thus a grandson of King Louis XV.
• B. Duke of Aquitaine
  The Duke of Aquitaine was a powerful medieval noble title associated with rulership over the rich and strategically important region of Aquitaine in southwestern France, often held by English kings during the High Middle Ages.
• C. Louis, Duke of Guyenne
  Louis, Duke of Guyenne was a French prince of the House of Valois who served as Dauphin of France and heir apparent during the reign of his father, King Charles VI.
• D. Guillaume d’Aquitaine
  Guillaume d’Aquitaine, better known as Saint William of Gellone, was an 8th–9th century Frankish nobleman, military leader, and later Benedictine monk venerated as a Christian saint.
• E. 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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.