[Event "Olympiad (corr.)"] [Site "masterchessopen.com - corr."] [Round "0"] [White "Sachariev S"] [Black "Polak Jan"] [Result "1-0"] [ECO "A56"] [Opening "Benoni: 3.d5 d6 4.Nc3 g6"] 1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Be2 O-O 7.Nf3 e6 8.O-O Re8 9.Nd2 Na6 10.f3 exd5 11.cxd5 Nc7 12.a4 b6 13.Ndb1 a6 14.Na3 Rb8 15.Bg5 h6 16.Bd2 Qe7 17.Re1 Bd7 18.Nc2 b5 19.axb5 axb5 20.Ra7 Rec8 21.b4 cxb4 22.Nb1 b3 23.Ne3 b2 24.Bc3 Nfxd5 25.Nxd5 Nxd5 26.Bxg7 Rc1 27.Bxb2 Rxd1 28.Rxd1 Ne3 29.Rc1 Qg5 {#r} 1-0