Original sentence: George William Thomas Brudenell-Bruce, 4th Marquess of Ailesbury (8 June 1863 - 10 April 1894).The son of Lord George John Brudenell-Bruce and Lady Evelyn Mary Craven, he succeeded his grandfather as 4th Marquess on the latter's death on 18 October 1886
Edited sentence: George William Thomas Brudenell-Bruce, 4th Marquess of Ailesbury (8 June 1863 – 10 April 1894), the son of Lord George John Brudenell-Bruce and Lady Evelyn Mary Craven, succeeded his grandfather as 4th Marquess on the latter's death on 18 October 1886