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: Thomas Beaufort | Statement: [Thomas Beaufort, Duke of Exeter, fullName, Thomas Beaufort]

Target entity: Thomas Beaufort
Context triple: [Thomas Beaufort, Duke of Exeter, fullName, Thomas Beaufort]

• A. Thomas Beaufort, Duke of Exeter chosen
  Thomas Beaufort, Duke of Exeter, was an early 15th-century English nobleman, military commander, and half-uncle of King Henry V who played a prominent role in the Hundred Years’ War and royal government.
• B. Henry Beaufort
  Henry Beaufort was a powerful English cardinal and statesman of the late 14th and early 15th centuries, influential in both church and royal politics during the reigns of the Lancastrian kings.
• C. Richard de la Pole
  Richard de la Pole was a Yorkist pretender to the English throne and the last serious claimant of the House of York, who spent much of his life in exile seeking foreign support against the Tudor monarchy.
• D. John Beaufort, 1st Earl of Somerset
  John Beaufort, 1st Earl of Somerset, was an English nobleman and legitimized son of John of Gaunt whose descendants played a key role in the Wars of the Roses and the rise of the Tudor dynasty.
• E. John de la Pole
  John de la Pole was a 15th-century English nobleman of the influential de la Pole family, connected by marriage to the Lancastrian royal line.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.