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: king of Castile | Statement: [Cortes of Castile, convenesBy, king of Castile]

Target entity: king of Castile
Context triple: [Cortes of Castile, convenesBy, king of Castile]

• A. King of Castile chosen
  The King of Castile was the monarch of the medieval and early modern Crown of Castile, a powerful Iberian realm that became a core component of the unified Spanish monarchy.
• B. Alfonso, King of Castile
  "Alfonso, King of Castile" is a historical tragedy by Matthew Gregory Lewis that dramatizes the turbulent reign and personal conflicts of a medieval Castilian monarch.
• C. Henry II of Castile
  Henry II of Castile was a 14th-century king who seized the Castilian throne after a civil war against his half-brother Peter I and became the first monarch of the Trastámara dynasty.
• D. Henry IV of Castile
  Henry IV of Castile was a 15th-century king whose troubled reign was marked by political instability, noble revolts, and disputes over the succession that paved the way for the rise of the Catholic Monarchs.
• E. Henry III of Castile
  Henry III of Castile was a late 14th- and early 15th-century king of Castile and León known for consolidating royal authority, curbing noble power, and strengthening the monarchy’s finances and foreign alliances.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.