Complex sentence: Daytona International Speedway is a race track in Daytona Beach, Florida that is one of six superspeedways to hold NASCAR races, the others being Michigan International Speedway, Auto Club Speedway, Indianapolis Motor Speedway, Pocono Raceway and Talladega Superspeedway.
Split into simpler sentences: Daytona International Speedway is a race track in Daytona Beach, Florida. It's is one of six superspeedways to hold NASCAR races, the others being Michigan International Speedway, Auto Club Speedway, Indianapolis Motor Speedway, Pocono Raceway and Talladega Superspeedway.