Complex sentence: Born in Winchester and educated at St Paul's School, Hammersmith and Oriel College, Oxford (where he read History), he began his career in 1965 as a trainee manager with British Rail in the West Midlands, becoming area manager at Hull in 1973.
Split into simpler sentences: Born in Winchester and educated at St Paul's School, Hammersmith and Oriel College, Oxford (where he read History). Green began his career in 1965 as a trainee manager with British Rail in the West Midlands, becoming area manager at Hull in 1973.