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 Stewart, Duchess of Touraine | Statement: [Archibald Douglas, 4th Earl of Douglas, spouse, Margaret Stewart, Duchess of Touraine]

Target entity: Margaret Stewart, Duchess of Touraine
Context triple: [Archibald Douglas, 4th Earl of Douglas, spouse, Margaret Stewart, Duchess of Touraine]

• A. Margaret Stewart, Duchess of Touraine chosen
  Margaret Stewart, Duchess of Touraine, was a late 14th- to early 15th-century Scottish princess, daughter of King Robert III of Scotland, who became Duchess of Touraine through her marriage into the French nobility during the Hundred Years’ War.
• B. Margaret of Scotland, Duchess of Brittany
  Margaret of Scotland, Duchess of Brittany was a 13th-century Scottish princess who became Duchess of Brittany through marriage, linking the royal houses of Scotland and Brittany.
• C. Mary of Waltham, Duchess of Brittany
  Mary of Waltham, Duchess of Brittany, was a 14th-century English princess, daughter of King Edward III, who became duchess through her marriage to John IV, Duke of Brittany.
• D. Mary of Scotland, Countess of Boulogne
  Mary of Scotland, Countess of Boulogne, was a 12th-century Scottish princess and noblewoman who became Countess of Boulogne through marriage and was the daughter of King Malcolm III and Saint Margaret of Scotland.
• E. Margaret de Fiennes
  Margaret de Fiennes was an English noblewoman of French descent from the prominent de Fiennes family, best known as the wife of Edmund Mortimer and ancestress of the powerful Mortimer dynasty.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.