Triple

Target entity: Evelyn Cavendish, Duchess of Devonshire
Context triple: [Victor Cavendish, 9th Duke of Devonshire, spouse, Evelyn Cavendish, Duchess of Devonshire]

• A. Evelyn Cavendish, Duchess of Devonshire chosen
  Evelyn Cavendish, Duchess of Devonshire was a prominent British aristocrat and courtier who served as Mistress of the Robes to Queen Alexandra and Queen Mary in the late 19th and early 20th centuries.
• B. Louise Cavendish, Duchess of Devonshire
  Louise Cavendish, Duchess of Devonshire, was a prominent British aristocrat and political hostess of the late 19th century, noted for her influence in Liberal politics and her role in one of Victorian society’s leading families.
• C. Deborah Cavendish, Duchess of Devonshire
  Deborah Cavendish, Duchess of Devonshire was a British aristocrat, writer, and renowned chatelaine of Chatsworth House, celebrated for transforming the estate into a major cultural and tourist destination.
• D. Charlotte Cavendish, Duchess of Devonshire
  Charlotte Cavendish, Duchess of Devonshire, was an 18th-century British aristocrat and political hostess who, through her marriage into the influential Cavendish family, occupied a prominent position in Georgian high society.
• E. Rachel Russell, Duchess of Devonshire
  Rachel Russell, Duchess of Devonshire, was an English noblewoman of the late 17th and early 18th centuries who became a prominent figure in aristocratic and political society through her marriage into the influential Cavendish family.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.