[Event "It"] [Site "masterchessopen.com Mar del Plata (Argentina)"] [Round "12"] [White "Sanguinetti Renato (ARG)"] [Black "Najdorf Miguel (POL)"] [Result "0-1"] [BlackElo "2445"] [ECO "D22"] [Opening "QGA: Alekhine, 4.e3"] 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.Nc3 Nf6 7.h3 Bh5 8.O-O Nc6 9.Be2 Bd6 10.e4 Bxf3 11.Bxf3 Nxd4 12.e5 Nxf3+ 13.Qxf3 Bxe5 14.Qxb7 O-O 15.Be3 Qb8 16.Qxb8 Rfxb8 17.Rab1 Rb4 18.Rfc1 a5 19.b3 h6 20.Na4 Nd5 21.Bc5 Re4 22.Kf1 Rb8 23.g3 Bd6 24.Ba7 Rb5 25.Nc5 Re5 26.Nd3 Rh5 27.Kg2 Nb4 28.Nxb4 axb4 29.Rc2 c5 30.Rd1 Rd5 31.Rcd2 Rxd2 32.Rxd2 Be5 33.Kf3 Bd4 {#R} 0-1