Complex sentence: The Ribblesdale Stakes is a Group 2 flat horse race in the United Kingdom for three-year-old thoroughbred fillies run over a distance of 1 mile 4 furlongs (2,414 metres) at Ascot Racecourse during the Royal Ascot meeting in June.
Split into simpler sentences: The Ribblesdale Stakes is a Group 2 flat horse race in the United Kingdom for three-year-old thoroughbred fillies. It is run over a distance of 1 mile 4 furlongs (2,414 metres) at Ascot Racecourse during the Royal Ascot meeting in June.