Question: Which French driver, formerly from Team Mugen, replaced Daniil Kvyat as a driver of the Toro Rosso STR12?
Sentence (from "Toro Rosso STR6"): The Toro Rosso STR6 is a Formula One racing car developed by Scuderia Toro Rosso for the 2011 Formula One season.
Relevant evidence: No