Complex sentence: It began with the New Smyrna 150 presented by JEGS at New Smyrna Speedway on February 16, and ended with the Drive Sober 150 at Dover International Speedway on September 26.
Split into simpler sentences: It began with the New Smyrna 150 presented by JEGS at New Smyrna Speedway on February 16. It will end with the Drive Sober 150 at Dover International Speedway on September 26.