Complex sentence: The Queen's Vase is a Group 3 flat horse race in the United Kingdom for three-year-old thoroughbreds run over a distance of 2 miles (3,219 metres) at Ascot Racecourse at the Royal meeting in June.
Split into simpler sentences: The Queen's Vase is a Group 3 flat horse race in the United Kingdom for three-year-old thoroughbreds. It is run over a distance of 2 miles (3,219 metres) at Ascot Racecourse at the Royal meeting in June.