[Event "Ch World (seniors)"] [Site "masterchessopen.com Naumburg (Germany)"] [Round "8"] [White "Petkevich Jusefs (LAT)"] [Black "Unzicker Wolfgang (GER)"] [Result "1-0"] [WhiteElo "2429"] [BlackElo "2431"] [ECO "A46"] [Opening "Indian: 2.Nf3"] 1.d4 Nf6 2.Nf3 d5 3.c4 c6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 Ne4 10.Bd2 Nxd2 11.Nxd2 Nd7 12.Rfd1 Qe7 13.a5 a6 14.Nb3 Rac8 15.Na4 Bg6 16.e4 c5 17.d5 exd5 18.Bxd5 c4 19.Nd2 Bxd2 20.Qxd2 Nf6 21.Nb6 Rc5 22.f3 Nxd5 23.Nxd5 Rfc8 24.Qb4 Qe5 25.Qxb7 {#r} 1-0