Complex sentence: The Prix Daniel Wildenstein is a Group 2 flat horse race in France for three-year-old and above thoroughbreds run over a distance of 1,600 metres (approximately 1 mile) at Longchamp Racecourse during the Prix de l'Arc de Triomphe meeting in early October.
Split into simpler sentences: The Prix Daniel Wildenstein is a Group 2 flat horse race in France for three-year-old and above thoroughbreds. It is run over a distance of 1,600 metres (approximately 1 mile) at Longchamp Racecourse during the Prix de l'Arc de Triomphe meeting in early October.