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: Henry Stafford, 2nd Duke of Buckingham | Statement: [Croyland Chronicle, mentionsPerson, Henry Stafford, 2nd Duke of Buckingham]

Target entity: Henry Stafford, 2nd Duke of Buckingham
Context triple: [Croyland Chronicle, mentionsPerson, Henry Stafford, 2nd Duke of Buckingham]

• A. Henry Stafford, 2nd Duke of Buckingham chosen
  Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
• B. Humphrey Stafford, Duke of Buckingham
  Humphrey Stafford, Duke of Buckingham, was a powerful 15th-century English nobleman and military leader who played a prominent role in the early stages of the Wars of the Roses.
• C. Edward Stafford
  Edward Stafford was a member of the extended Peary family, known primarily through his familial connection to Marie Ahnighito Peary, the daughter of Arctic explorer Robert E. Peary.
• D. William Douglas, 2nd Earl of March
  William Douglas, 2nd Earl of March, was an 18th-century Scottish nobleman and politician from the influential Douglas family, whose titles and estates later passed to his son, the 4th Duke of Queensberry.
• E. Edmund Tudor, Duke of Somerset
  Edmund Tudor, Duke of Somerset, was a short-lived English prince of the early Tudor dynasty, known primarily as the younger son of King Henry VII of England and Elizabeth of York.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.