Original sentence: Colvin was appointed Chief of Naval Staff to the Royal Australian Navy in 1937.He had two children, John Horace Ragnar Colvin (HM Ambassador to Mongolia, 1971-1974) who died in 2003 and Mrs
Edited sentence: A first cousin, Brenda Colvin (1897-1981), was an important landscape architect, author of standard works in the field and a force behind its professionalisation.A more distant cousin was Sidney Colvin, who grew up to be a critic, curator, and great friend of Robert Louis Stevenson.According to the [Australian Dictionary of Biography]], he was the son of Clement Sneyd Colvin.Colvin was appointed Chief of Naval Staff to the RAN in 1937.His uncles included Walter Mytton and Auckland, also lieutenant-governor of the North-West Provinces and Oudh.In 1937 he was appointed president of the Royal Naval College, Greenwich, and commander of the Royal Naval War College.Inthat year he also got his K.Ragnar had two children, John Horace Ragnar Colvin (HM Ambassador to Mongolia, 1971-1974) who died in 2003 and Mrs.This connected him with a long and ilustrious line of British Empire soldiers and administrators, as his grandfather was John Russell Colvin, lieutenant-governor of the North-West Provinces of British India during the mutiny of 1857