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: Margaret III, Countess of Flanders | Statement: [Antoine, Duke of Brabant, mother, Margaret III, Countess of Flanders]

Target entity: Margaret III, Countess of Flanders
Context triple: [Antoine, Duke of Brabant, mother, Margaret III, Countess of Flanders]

• A. Margaret III, Countess of Flanders chosen
  Margaret III, Countess of Flanders was a powerful 14th–15th century Flemish noblewoman whose vast inheritances and marriages significantly expanded the territories and influence of the Burgundian dynasty.
• B. Margaret I, Countess of Flanders
  Margaret I, Countess of Flanders was a 12th-century noblewoman who ruled Flanders in her own right and played a key role in the dynastic politics of medieval France and the Low Countries.
• C. Margaret II, Countess of Burgundy
  Margaret II, Countess of Burgundy was a 13th-century French noblewoman who ruled the Free County of Burgundy (Franche-Comté) and played a significant role in the politics of the Capetian and Burgundian realms.
• D. Joan, Countess of Flanders
  Joan, Countess of Flanders, was a 13th-century noblewoman who ruled Flanders and Hainaut in her own right and played a key role in the politics of medieval Northwestern Europe.
• E. Margaret II of Flanders
  Margaret II of Flanders was a 13th-century countess who ruled both Flanders and Hainaut and played a central role in the political and dynastic struggles of medieval Low Countries.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.