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: 1st Duke of Mantua | Statement: [Federico II Gonzaga, positionHeld, 1st Duke of Mantua]

Target entity: 1st Duke of Mantua
Context triple: [Federico II Gonzaga, positionHeld, 1st Duke of Mantua]

• A. Duke of Mantua
  The Duke of Mantua is the womanizing, cynical nobleman in Verdi’s opera "Rigoletto," whose carefree cruelty drives the tragic events of the story.
• B. Louis, Duke of Mantua
  Louis, Duke of Mantua was an Italian nobleman of the House of Gonzaga who ruled the Duchy of Mantua during the late Middle Ages/Renaissance period.
• C. Francis IV, Duke of Mantua
  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.
• D. Marquess of Mantua
  The Marquess of Mantua was the hereditary noble ruler of the Italian city-state of Mantua, held by the Gonzaga family during the Renaissance.
• E. 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.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: 1st Duke of Mantua
Target entity description: The 1st Duke of Mantua was the inaugural holder of the ducal title in the Italian city-state of Mantua, marking the elevation of its ruling Gonzaga family from marquises to dukes in the early 16th century.

• A. Duke of Mantua
  The Duke of Mantua is the womanizing, cynical nobleman in Verdi’s opera "Rigoletto," whose carefree cruelty drives the tragic events of the story.
• B. Louis, Duke of Mantua
  Louis, Duke of Mantua was an Italian nobleman of the House of Gonzaga who ruled the Duchy of Mantua during the late Middle Ages/Renaissance period.
• C. Francis IV, Duke of Mantua
  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.
• D. Marquess of Mantua
  The Marquess of Mantua was the hereditary noble ruler of the Italian city-state of Mantua, held by the Gonzaga family during the Renaissance.
• E. 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.
• F. None of above. chosen