Complex sentence: Her father, prince Sami Bey Achba, belonged to an old Abkhaz princely family and her mother, princess Fatıma Ismailevna Mamleeva, came from an old Tartar high noble family, whose ancestors belonged to the Golden Horde.
Split into simpler sentences: Her father, prince Sami Bey Achba, belonged to an old Abkhaz princely family. Her mother, princess Fatıma Ismailevna Mamleeva, came from an old Tartar high noble family, whose ancestors belonged to the Golden Horde.