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: Joan, Countess of Flanders | Statement: [Ferrand, Count of Flanders, spouse, Joan, Countess of Flanders]

Target entity: Joan, Countess of Flanders
Context triple: [Ferrand, Count of Flanders, spouse, Joan, Countess of Flanders]

• A. Joan, Countess of Flanders chosen
  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.
• 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. Joan of Valois, Countess of Hainaut
  Joan of Valois, Countess of Hainaut, was a 14th-century French noblewoman of the Valois dynasty who became Countess of Hainaut through marriage and played a role in the dynastic politics linking France and the Low Countries.
• D. Joanna of Flanders
  Joanna of Flanders was a 14th-century noblewoman and military leader renowned for her staunch defense of her husband's claim to the Duchy of Brittany and her dramatic leadership during the War of the Breton Succession.
• E. Margaret III, Countess of Flanders
  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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.