Complex sentence: The Shirley Jones Handicap is raced at Gulfstream Park each year and is open to filles and mares age three and up, willing to race seven furlongs on the dirt.
Split into simpler sentences: The Shirley Jones Handicap is raced at Gulfstream Park each year. The race is open to filles and mares, age three and up willing to race seven furlongs on the dirt.