Original: A member of the Bismarck family, she is the great-great-granddaughter of Chancellor Otto, Prince of Bismarck and great-granddaughter of Foreign Secretary Herbert, Prince of Bismarck.
Simplified: A member of the Bismarck family, she is the great-great-granddaughter of Chancellor Prince Otto Bismarck and great-granddaughter of Foreign Secretary Herbert, Prince of Bismarck.