Complex sentence: The Princess of Wales's Stakes is a Group 2 flat horse race in the United Kingdom for three-year-old and above thoroughbreds run over a distance of 1 mile 4 furlongs (2,414 metres) on the July Course at Newmarket Racecourse in early July.
Split into simpler sentences: The Princess of Wales's Stakes is a Group 2 flat horse race in the United Kingdom for three-year-old and above thoroughbreds. It is run over a distance of 1 mile 4 furlongs (2,414 metres) on the July Course at Newmarket Racecourse in early July.