[Event "Ch Provincial (1 Etapa)"] [Site "masterchessopen.com – Santa Clara (Cuba)"] [Date "2009.10.25"] [Round "6"] [White "Ruiz Orlen (CUB)"] [Black "Sieiro-Gonzalez Luis (CUB)"] [Result "1-0"] [WhiteElo "2325"] [BlackElo "2361"] [ECO "D32"] [Opening "QGD Tarrasch"] 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 cxd4 5.Qxd4 Nc6 6.Qd1 exd5 7.Qxd5 Bd7 8.Qe4+ Be6 9.Nf3 Nf6 10.Qa4 a6 11.Ne5 b5 12.Nxc6 Qc8 13.Nxb5 axb5 14.Qxb5 Qa6 15.e3 Qxb5 16.Bxb5 Bd7 17.Nd4 Bb4+ 18.Bd2 Bxd2+ 19.Kxd2 Bxb5 20.Nxb5 Ne4+ 21.Ke2 Rb8 22.a4 O-O {#r} 1-0