27. Open

Sebastian Siebrecht (2431)

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2007.08.25
1/2 : 1/2

Sergei Tiviakov (2648)

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1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O-O d5 6.b3 Bd6 7.Bb2 Nbd7 8.Ne5 c5 9.f4 Ne4 10.Qg4 Bxe5