Complex sentence: The Mehl-Mülhens-Rennen is a Group 2 flat horse race in Germany for three-year-old thoroughbreds (excluding geldings) run over a distance of 1,600 metres (approximately 1 mile) at the Weidenpesch Racecourse, Cologne in May.
Split into simpler sentences: The Mehl-Mülhens-Rennen is a Group 2 flat horse race in Germany for three-year-old thoroughbreds (excluding geldings). It is run over a distance of 1,600 metres (approximately 1 mile) at Weidenpesch Racecourse, Cologne in May.