 Complete the following phrase:  The 2018 Baku FIA Formula 2 round was a pair of motor races for Formula 2 cars that took place on 28 and 29 April 2018 at the Baku Street Circuit in Baku, Azerbaijan as part of the FIA Formula 2 Championship. It was the second round of the 2018 FIA Formula 2 Championship and runs in support of the 