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: Elizabeth of York, Duchess of Suffolk | Statement: [Richard de la Pole, mother, Elizabeth of York, Duchess of Suffolk]

Target entity: Elizabeth of York, Duchess of Suffolk
Context triple: [Richard de la Pole, mother, Elizabeth of York, Duchess of Suffolk]

• A. Elizabeth of York, Duchess of Suffolk chosen
  Elizabeth of York, Duchess of Suffolk was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister of Kings Edward IV and Richard III, whose marriage into the de la Pole family linked the Yorkist royal line to a prominent ducal house.
• B. Elizabeth of Lancaster, Duchess of Exeter
  Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.
• C. Anne of York, Duchess of Exeter
  Anne of York, Duchess of Exeter was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister to Kings Edward IV and Richard III, who played a dynastic role in the Wars of the Roses.
• D. Cecily Neville, Duchess of York
  Cecily Neville, Duchess of York, was a powerful 15th-century English noblewoman and matriarch of the House of York, whose sons included Kings Edward IV and Richard III.
• E. Elizabeth, Duchess of York
  Elizabeth, Duchess of York was the British royal who became Queen Elizabeth The Queen Mother, wife of King George VI and mother of Queen Elizabeth II.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.