Complex sentence: The Henry II Stakes is a Group 2 United Kingdom flat racing horse race for four year old and above horses run over a distance of 2 miles and 78 yards (3,290 m) at Sandown Park during late May/early April.
Split into simpler sentences: The Henry II Stakes is a Group 2 United Kingdom flat racing horse race for horses four years old and above. Horses run over a distance of 2 miles and 78 yards (3,290 m) at Sandown Park during late May/early April.