Complex sentence: Fleming had a long-standing interest in trains and following his involvement in a near-fatal crash associated them with danger; they also feature in "Live and Let Die", "Diamonds Are Forever" and "The Man with the Golden Gun".
Split into simpler sentences: Fleming had a long-standing interest in trains and following his involvement in a near-fatal crash associated them with danger. They also feature in "Live and Let Die", "Diamonds Are Forever" and "The Man with the Golden Gun".