[Event "Tournament (open) \"] [Site "masterchessopen.com - Cheliabinsk (Russia)"] [Date "2009.12.16"] [Round "4"] [White "Polykovskaya Olga"] [Black "Davletshin Nail"] [Result "0-1"] [BlackElo "1831"] [ECO "A51"] [Opening "Budapest: 3.d5"] 1.d4 Nf6 2.c4 e5 3.d5 Bc5 4.Nc3 d6 5.Bg5 Bxf2+ 6.Kd2 h6 7.Bxf6 Qxf6 8.e3 Bxg1 9.Rxg1 Bf5 10.Nb5 Na6 11.Be2 O-O 12.Rf1 Qg5 13.a3 Rad8 14.g4 Bg6 15.b4 c6 16.dxc6 bxc6 17.Nc3 Nc7 18.Qe1 d5 19.cxd5 Nxd5 20.Kc1 Qxe3+ 21.Kb2 Nxc3 22.Qxc3 Qxe2+ {#R} 0-1