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: Catherine of Lancaster | Statement: [John II of Castile, regency, Catherine of Lancaster]

Target entity: Catherine of Lancaster
Context triple: [John II of Castile, regency, Catherine of Lancaster]

• A. Catherine of Lancaster chosen
  Catherine of Lancaster was a late 14th- and early 15th-century English princess who became Queen of Castile through marriage, helping to link the English royal line with the Iberian Trastámara dynasty.
• B. Mary of Lancaster
  Mary of Lancaster was a medieval English noblewoman, daughter of Edmund Crouchback, 1st Earl of Lancaster, and a member of the royal Plantagenet family.
• C. Blanche of Lancaster
  Blanche of Lancaster was a 14th-century English noblewoman, heiress, and first wife of John of Gaunt, whose inheritance helped lay the foundations of the Lancastrian branch of the English royal family.
• D. Philippa of Lancaster
  Philippa of Lancaster was an English-born queen consort of Portugal from the House of Lancaster, whose marriage to King John I helped solidify the Anglo-Portuguese alliance and produced several influential royal children, including Henry the Navigator.
• E. Katherine of England
  Katherine of England was the short-lived and reportedly deaf-mute daughter of King Henry III of England and Eleanor of Provence in the 13th century.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.