Question: The 2009 Valencian GP2 round was the seventh round of the 2009 GP2 Series season, past Winners include last year's Campos duo Vitaly Petrov and who?
Related documents: [0]  [DOC] Vitaly Aleksandrovich Petrov (Russian: Вита́лий Алекса́ндрович Петро́в ; ] , born 8 September 1984) is a Russian racing driver who drove in Formula One for Renault F1 Team in 2010, Lotus Renault GP in 2011 and Caterham F1 Team in 2012. Born in Vyborg, he is known as the "Vyborg Rocket" (Russian: Вы́боргская Раке́та ; ] ) in Russia. He was the first Russian to compete in the Formula One World Championship. [END] 
[1]  [DOC] The 2009 Valencian GP2 round was the seventh round of the 2009 GP2 Series season. It was held on August 22 and 23, 2009 at Valencia Street Circuit at Valencia, Spain. The race was used as a support race to the 2009 European Grand Prix. Last year's race was quite eventful, with championship frontrunners Giorgio Pantano and Bruno Senna retiring on the last lap, with Senna retiring just before the finish line. Past Winners include last year's Campos duo Vitaly Petrov and Lucas di Grassi, who both competed this year. This race saw a driver reshuffle with Davide Valsecchi moving to Barwa Addax Team in place of Romain Grosjean who now races in F1. Formula Three Euroseries Race Winner Stefano Coletti replaces Valsecchi at Durango. The round also saw the departure of FMS, who sold their stake back to Scuderia Coloni. [END] 
Answer: 
Lucas di Grassi
Lucas di Grassi