Complex sentence: An eccentric "aunt" of the family, she, along with her older sister, has lived an adventurous life complete with boarding schools, Hollywood movies and yoga studios, which has earned her a reputation as something of a Choctaw folk hero and celebrity.
Split into simpler sentences: An eccentric "aunt" of the family-she and her older sister have lived an adventurous life complete with boarding schools, Hollywood movies and yoga studios. Which has earned her a reputation as something of a Choctaw folk hero and celebrity.