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: Alfonso XI of Castile | Statement: [Peter of Castile, father, Alfonso XI of Castile]

Target entity: Alfonso XI of Castile
Context triple: [Peter of Castile, father, Alfonso XI of Castile]

• A. Alfonso XI of Castile chosen
  Alfonso XI of Castile was a 14th-century king of Castile and León known for strengthening royal authority, defeating the Marinid invasion at the Battle of Río Salado in 1340, and initiating the long siege of Algeciras during the Reconquista.
• B. Sancho II of Castile
  Sancho II of Castile was an 11th-century Iberian king from the Jiménez dynasty who ruled Castile and briefly León during the turbulent period following the partition of Ferdinand I’s realms among his sons.
• C. Sancho IV of Castile
  Sancho IV of Castile was a 13th-century king of Castile and León known for consolidating royal authority amid internal dynastic conflicts and external wars on the Iberian Peninsula.
• D. Sancho III of Castile
  Sancho III of Castile was a 12th-century king of Castile whose brief and turbulent reign was marked by internal noble conflicts and struggles for power within the Iberian Christian kingdoms.
• E. Alfonso V of León
  Alfonso V of León was an early 11th-century king noted for rebuilding and repopulating León after its destruction and for promulgating important legal codes that shaped the kingdom’s administration.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.