Prompt
Generate a realistic Victorian-era portrait of Frances Mary Gascoyne, Marchioness of Salisbury, standing in the gardens of Hatfield House, wearing formal attire and jewelry befitting her title, with a subtle background that hints at her family's legacy and her role as the spouse of James Gascoyne-Cecil, 2nd Marquess of Salisbury, and mother of Robert Gascoyne-Cecil, 3rd Marquess of Salisbury.