[Event "Olympiad"] [Site "masterchessopen.com Hamburg (Germany)"] [Round "0"] [White "Marshall Frank J (USA)"] [Black "Petrov Vladimir M (LAT)"] [Result "1-0"] [ECO "A46"] [Opening "Indian: 2.Nf3 e6"] 1.d4 Nf6 2.Nf3 e6 3.c4 Bb4+ 4.Bd2 Qe7 5.e3 O-O 6.Bd3 d5 7.O-O Nbd7 8.Nc3 Bxc3 9.Bxc3 b6 10.Rc1 Bb7 11.cxd5 exd5 ( 11...Bxd5 { !? } ) 12.Qb3 { ! } 12...c5 { ? } 13.dxc5 Nxc5 14.Bxf6 gxf6 ( 14...Nxb3 15.Bxe7 Nxc1 16.Rxc1 { ± } ) ( 14...Qxf6 15.Rxc5 { ± } ) 15.Qb4 Kh8 16.Rxc5 { ! } {#r} 1-0