Complex sentence: Additionally, Formula 4, Sprint Cars, Motorcycle races and the 24 Hours of LeMons were held at the racetrack, the latter being a play on the famous 24 Hours of Le Mans.
Split into simpler sentences: Additionally, Formula 4, Sprint Cars, Motorcycle races and the 24 Hours of LeMons were held at the racetrack. The latter being a play on the famous 24 Hours of Le Mans.