[Event "It (open)"] [Site "masterchessopen.com - Hamburg (Germany)"] [Round "9"] [White "Siebrecht Sebastian (GER)"] [Black "Horsmann A"] [Result "1-0"] [WhiteElo "2330"] [ECO "A44"] [Opening "Old Benoni: Czech, 3.e4 d6 4.Bb5+"] 1.d4 c5 2.d5 e5 3.e4 d6 4.Bb5+ Bd7 5.a4 f5 6.exf5 Nf6 7.Nf3 Be7 8.Ng5 Bxb5 9.axb5 {#r} 1-0