The 2014 WEC 6 Hours of Spa-Francorchamps had a winning team that included the Swiss driver who previously competed for which team in Formula One?
Sébastien Buemi: Sébastien Olivier Buemi (born 31 October 1988) is a Swiss professional racing driver, who formerly competed for Scuderia Toro Rosso in Formula One.
i don't know