[Event "Olympiad (w)"] [Site "Dresden (Germany)"] [Date "2008.11.20"] [Round "7"] [White "Greef Melissa (RSA)"] [Black "Castillo Dina (GUA)"] [Result "1-0"] [WhiteElo "1963"] [BlackElo "2041"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Be7 8.Qf3 Qc7 9.Bg5 O-O 10.O-O-O Nc6 11.Qg3 Rd8 12.f4 b5 13.Nxc6 Qxc6 14.Bxf6 Bxf6 15.Nd5 Kf8 16.e5 dxe5 17.Nxf6 Rxd1+ 18.Rxd1 gxf6 19.Rd8+ Ke7 20.Qg8 {#r} 1-0