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: Mafalda of Castile | Statement: [Eleanor of England, motherOf, Mafalda of Castile]

Target entity: Mafalda of Castile
Context triple: [Eleanor of England, motherOf, Mafalda of Castile]

• A. Mafalda of Castile chosen
  Mafalda of Castile was a 13th-century Castilian infanta, daughter of King Alfonso VIII of Castile and Queen Eleanor of England, known primarily for her royal lineage and early death before marriage.
• B. Ximena of Castile
  Ximena of Castile was a medieval Castilian noblewoman and royal daughter known primarily through her dynastic connections within the European nobility.
• C. Constanza of Castile
  Constanza of Castile was an illegitimate Castilian noblewoman of the 14th century, known primarily as a daughter of King Alfonso XI of Castile and his powerful mistress Eleanor de Guzmán.
• D. Urraca of Castile
  Urraca of Castile was a 12th-century Castilian infanta and daughter of King Alfonso VIII of Castile and Eleanor of England, noted for her role in the dynastic politics linking the kingdoms of Castile and England.
• E. Urraca of Castile
  Urraca of Castile was a 13th-century Castilian infanta and Portuguese queen consort, known primarily as the wife of King Afonso II of Portugal and mother of King Afonso III.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.