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: Princes in the Tower controversy | Statement: [Richard III of England, notableEvent, Princes in the Tower controversy]

Target entity: Princes in the Tower controversy
Context triple: [Richard III of England, notableEvent, Princes in the Tower controversy]

• A. Princes in the Tower murders chosen
  The Princes in the Tower murders refer to the mysterious disappearance and presumed killing of the young Edward V of England and his brother Richard, Duke of York, in the Tower of London in 1483, a historical controversy long associated with Richard III.
• B. Lords Appellant crisis
  The Lords Appellant crisis was a late 14th-century political confrontation in England in which a group of powerful nobles sought to curb King Richard II’s authority and remove his unpopular favorites from power.
• C. Murder of Thomas Becket
  The Murder of Thomas Becket was the 1170 assassination of the Archbishop of Canterbury by knights loyal to King Henry II, a pivotal event in the medieval conflict between church and crown.
• D. Casket Letters controversy
  The Casket Letters controversy was a 16th-century political and legal scandal centered on allegedly incriminating letters used to implicate Mary, Queen of Scots in her husband’s murder and justify her forced abdication and imprisonment.
• E. The Gunpowder Plot
  The Gunpowder Plot was a failed 1605 conspiracy by a group of English Catholics, including Guy Fawkes, to blow up the Houses of Parliament and assassinate King James I.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.