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 III of Castile | Statement: [Henry I of Castile, relative, Ferdinand III of Castile]

Target entity: Ferdinand III of Castile
Context triple: [Henry I of Castile, relative, Ferdinand III of Castile]

• A. Ferdinand III of Castile chosen
  Ferdinand III of Castile was a 13th-century king of Castile and León renowned for his major role in the Reconquista and later canonization as a saint.
• B. Ferdinand III
  Ferdinand III was a 17th-century Habsburg ruler who served as Holy Roman Emperor during the final phase of the Thirty Years' War and helped shape the Peace of Westphalia.
• C. John II of Castile
  John II of Castile was a 15th-century king whose long but politically weak reign was dominated by powerful nobles and favorites, notably Álvaro de Luna, during a turbulent period in Iberian history.
• D. Ferdinand IV of Castile
  Ferdinand IV of Castile was a medieval king of Castile and León, remembered for his turbulent reign marked by internal noble conflicts and efforts to consolidate royal authority in the early 14th century.
• E. Fernando of Castile
  Fernando of Castile was an infante (prince) of the Kingdom of Castile, known primarily as a younger son of King Alfonso VIII and a member of the medieval Castilian royal family.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.