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: Ferdinand IV, Grand Duke of Tuscany | Statement: [Grand Duchy of Tuscany, lastRuler, Ferdinand IV, Grand Duke of Tuscany]

Target entity: Ferdinand IV, Grand Duke of Tuscany
Context triple: [Grand Duchy of Tuscany, lastRuler, Ferdinand IV, Grand Duke of Tuscany]

• A. Ferdinand IV, Grand Duke of Tuscany chosen
  Ferdinand IV, Grand Duke of Tuscany, was the final reigning grand duke of the Tuscan state, whose rule ended with the region’s incorporation into the unified Kingdom of Italy in the 19th century.
• B. Ferdinand III, Grand Duke of Tuscany
  Ferdinand III, Grand Duke of Tuscany was an 18th–19th century Habsburg ruler who governed Tuscany during the turbulent Napoleonic era and later restoration, known for his relatively enlightened and reformist administration.
• C. Charles Albert of Savoy
  Charles Albert of Savoy was the 19th-century King of Sardinia whose reign is remembered for initiating liberal reforms and playing a key role in the early stages of Italian unification.
• D. Grand Duke of Tuscany
  The Grand Duke of Tuscany was the sovereign ruler of the Grand Duchy of Tuscany, a historically significant Italian state centered on Florence and known for its cultural and political influence before Italian unification.
• E. Ferdinand I of the Two Sicilies
  Ferdinand I of the Two Sicilies was the early 19th-century Bourbon monarch who unified and ruled the Kingdom of the Two Sicilies in southern Italy.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.