 Complete the following phrase:  The 2016 Hungaroring GP2 and GP3 Series rounds were a pair of motor races that were held on 23 and 24 July 2016 at the Hungaroring in Hungary as part of the GP2 Series and GP3 Series. It was the sixth round of the 2016 GP2 season and the fourth round of the 2016 GP3 season. The race weekend supported the 