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: Margaret Beaufort, Countess of Devon | Statement: [John Beaufort, 1st Earl of Somerset, child, Margaret Beaufort, Countess of Devon]

Target entity: Margaret Beaufort, Countess of Devon
Context triple: [John Beaufort, 1st Earl of Somerset, child, Margaret Beaufort, Countess of Devon]

• A. Margaret Beaufort, Countess of Stafford chosen
  Margaret Beaufort, Countess of Stafford, was a 15th-century English noblewoman of the Beaufort family and the mother of Henry Stafford, 2nd Duke of Buckingham, who played a notable role in the politics of the Wars of the Roses.
• B. Margaret Beaufort
  Margaret Beaufort was an influential English noblewoman and political strategist of the late 15th century, best known as the mother of King Henry VII and a key architect of the Tudor dynasty.
• C. Elizabeth Grey, Countess Grey
  Elizabeth Grey, Countess Grey, was a British aristocrat best known as the mother of Charles Grey, 2nd Earl Grey, the Whig prime minister after whom Earl Grey tea is named.
• D. Mary Beaufort
  Mary Beaufort is a notable member of the historically significant Beaufort family, a prominent English noble lineage connected to the House of Lancaster.
• E. Margaret Stanley
  Margaret Stanley was an English noblewoman of the late 15th and early 16th centuries, notable as a member of the influential Stanley family during the Tudor period.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.