Complex sentence: On 8 July 1965, Ronnie Biggs escaped from the prison, where he was serving a 30-year sentence for his part in the Great Train Robbery two years later he fled to Brazil and remained on the run until 2001, when he returned to Britain.
Split into simpler sentences: On 8 July 1965, Ronnie Biggs escaped from the prison, where he was serving a 30-year sentence for his part in the Great Train Robbery two years earlier. He fled to Brazil and remained on the run until 2001, when he returned to Britain.