Complex sentence: The Prix Jacques le Marois is a Group 1 flat horse race in France for three-year-old and above thoroughbreds run over a distance of 1,600 metres (approximately 1 mile) at Deauville Racecourse in August.
Split into simpler sentences: The Prix Jacques le Marois is a Group 1 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 Deauville Racecourse in August.