[Event "Tournament"] [Site "masterchessopen.com - Steglitz (Germany)"] [Round "0"] [White "Schacht Holger (GER)"] [Black "Sielaff Martin (GER)"] [Result "1-0"] [WhiteElo "2224"] [BlackElo "2284"] [ECO "A58"] [Opening "Benko Gambit: 5.bxa6"] 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.g3 g6 8.Bg2 Bg7 9.Nf3 O-O 10.O-O Nbd7 11.Qc2 Qa5 12.Rd1 Nb6 13.Nd2 c4 14.Nf1 Bb7 15.Ne3 Rfc8 16.Bd2 Qc5 17.Rab1 Qa5 18.b4 cxb3 19.Qxb3 Ra6 20.Ne4 {#r} 1-0