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: Francesco IV, Duke of Mantua and Montferrat | Statement: [Francesco IV Gonzaga, title, Francesco IV, Duke of Mantua and Montferrat]

Target entity: Francesco IV, Duke of Mantua and Montferrat
Context triple: [Francesco IV Gonzaga, title, Francesco IV, Duke of Mantua and Montferrat]

• A. Francis IV, Duke of Mantua chosen
  Francis IV, Duke of Mantua, was an early 17th-century Italian nobleman of the House of Gonzaga who briefly ruled Mantua and Montferrat before his premature death.
• B. Francesco IV d'Este
  Francesco IV d'Este was a 19th-century Italian nobleman who served as Duke of Modena, Reggio, and Mirandola and was known for his conservative, absolutist rule during the turbulent period leading up to Italian unification.
• C. Charles I, Duke of Mantua and Montferrat
  Charles I, Duke of Mantua and Montferrat was a 17th-century Italian nobleman and ruler whose contested succession to his titles helped trigger the War of the Mantuan Succession during the Thirty Years’ War.
• D. Francis V, Duke of Modena
  Francis V, Duke of Modena was the last reigning Duke of Modena, a conservative Habsburg-Este ruler deposed during the Italian unification who spent much of his later life in exile.
• E. Francesco II Gonzaga
  Francesco II Gonzaga was the Marquess of Mantua and an Italian Renaissance nobleman and military leader renowned for his role in the Italian Wars.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.