What is the beginning date of this inaugural season of a new FIA Champoinship for electrically powered cars, in which the Buenos Aires ePrix was first raced?
Buenos Aires ePrix The Buenos Aires ePrix is an annual race of the single-seater, electrically powered Formula E championship, held in Buenos Aires, Argentina. It was first raced in the 2014–15 season.
2016 6 Hours of Silverstone The 2016 6 Hours of Silverstone was an endurance sports car racing event held at the Silverstone Circuit in Northamptonshire, England on 15–17 April 2016. Silverstone served as the opening round of the 2016 FIA World Endurance Championship, and was the fifth running of the event as part of the championship. 52,000 people attended the race weekend.