Question: What French formula racing driver that was 2014 Formula Renault 3.5 Series runner-up drove the Toro Rosso STR12 in 2017, a Formula One racing car designed and constructed by Scuderia Toro Rosso?
Related documents: [0]  [DOC] The Toro Rosso STR12 is a Formula One racing car designed and constructed by Scuderia Toro Rosso to compete during the 2017 Formula One season. The car made its competitive début at the 2017 Australian Grand Prix and is driven by Daniil Kvyat and Carlos Sainz, Jr. Pierre Gasly replaced Kvyat ahead of the 2017 Malaysian Grand Prix. The STR12 is powered by engines supplied by Renault after the team used 2015-specification Ferrari power units throughout the season; however, the engines were rebadged and the engine and chassis package run under the name 'Toro Rosso'. [END] 
[1]  [DOC] Pierre Gasly (born 7 February 1996 in Rouen) is a French formula racing driver, who was the 2014 Formula Renault 3.5 Series runner-up and the 2016 GP2 Series champion. He drives a Honda-powered car for Team Mugen in the 2017 Super Formula Championship. He will make his Formula One début at the 2017 Malaysian Grand Prix. [END] 
Answer: 
Pierre Gasly
Pierre Gasly