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: Richard of Conisburgh, 3rd Earl of Cambridge | Statement: [George Plantagenet, 1st Duke of Clarence, grandfather, Richard of Conisburgh, 3rd Earl of Cambridge]

Target entity: Richard of Conisburgh, 3rd Earl of Cambridge
Context triple: [George Plantagenet, 1st Duke of Clarence, grandfather, Richard of Conisburgh, 3rd Earl of Cambridge]

• A. Richard of Conisburgh, 3rd Earl of Cambridge chosen
  Richard of Conisburgh, 3rd Earl of Cambridge, was an English nobleman executed for his role in the Southampton Plot against King Henry V and remembered as the father of Richard, Duke of York, whose claim helped spark the Wars of the Roses.
• B. Henry Stafford, 2nd Duke of Buckingham
  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.
• C. Anthony Woodville, 2nd Earl Rivers
  Anthony Woodville, 2nd Earl Rivers, was an English nobleman, soldier, and patron of learning in the late 15th century, noted for his influence at the Yorkist court and his role in the turbulent politics surrounding the Wars of the Roses.
• D. Thomas Howard, 3rd Duke of Norfolk
  Thomas Howard, 3rd Duke of Norfolk, was a powerful English nobleman and statesman of the Tudor period, prominent as a military commander and influential courtier under Henry VIII.
• E. 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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.