Original sentence: Bonham Carter's Jewish maternal grandmother, Hélène Propper de Callejón (née Fould-Springer), was the daughter of Baron Eugène Fould-Springer (a French-born banker), and Marie Cecile Von Springer (whose father was the industrialist Baron Gustav Springer).Hélène's sister was the French philanthropist Liliane de Rothschild (1916–2003), the wife of Baron Élie de Rothschild, and her other sister, Therese Fould-Springer, was the mother of British writer David Pryce-Jones
Edited sentence: Bonham Carter's Jewish maternal grandmother, Hélène Fould-Springer, was the daughter of Baron Eugène Fould-Springer (a French-born banker), and Marie Cecile Von Springer (whose father was the industrialist Baron Gustav Springer).Hélène Fould-Springer's sister was the French philanthropist Liliane de Rothschild (1916–2003), the wife of Baron Élie de Rothschild, and her other sister, Therese Fould-Springer, was the mother of British writer David Pryce-Jones