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: Peter I of Castile | Statement: [Constance of Castile, Duchess of Lancaster, father, Peter I of Castile]

Target entity: Peter I of Castile
Context triple: [Constance of Castile, Duchess of Lancaster, father, Peter I of Castile]

• A. Peter I of Castile chosen
  Peter I of Castile, also known as Peter the Cruel or Peter the Just, was a 14th-century king of Castile and León whose turbulent reign was marked by internal conflicts, shifting alliances, and a violent dynastic struggle that led to his overthrow and death.
• B. 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.
• C. Henry I of Castile
  Henry I of Castile was a 13th-century king of Castile and León whose brief reign began in childhood and ended abruptly with his early death, leading to the accession of his sister Berengaria and then Ferdinand III.
• D. Alfonso of Castile
  Alfonso of Castile was a medieval Castilian royal prince who held the title Prince of Asturias as heir to the throne of Castile.
• E. Henry of Castile
  Henry of Castile was a 13th-century Castilian infante and nobleman known for his involvement in Iberian and European dynastic politics.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.