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: Roger Mortimer, 1st Earl of March | Statement: [Edward II of England, deposedBy, Roger Mortimer, 1st Earl of March]

Target entity: Roger Mortimer, 1st Earl of March
Context triple: [Edward II of England, deposedBy, Roger Mortimer, 1st Earl of March]

• A. Roger Mortimer, 1st Earl of March chosen
  Roger Mortimer, 1st Earl of March, was a powerful 14th-century English nobleman who led the rebellion against King Edward II and effectively ruled England during the early reign of Edward III before being overthrown and executed.
• B. Thomas, 2nd Earl of Lancaster
  Thomas, 2nd Earl of Lancaster was a powerful English nobleman and cousin to King Edward II who led baronial opposition to the king and was eventually executed for his role in the rebellion.
• C. Thomas Beaufort, Duke of Exeter
  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.
• D. Edmund Crouchback, 1st Earl of Lancaster
  Edmund Crouchback, 1st Earl of Lancaster, was a 13th-century English prince and military leader who became a powerful noble through extensive landholdings and royal favor, founding the House of Lancaster.
• E. George Plantagenet, 1st Duke of Bedford
  George Plantagenet, 1st Duke of Bedford, was a short-lived English royal prince of the House of York, born posthumously to George, Duke of Clarence, and thus a nephew of King Edward IV and cousin to Edward V.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.