St Petersburg

Vladimir Potkin (2300)

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1998.11.07
1/2 : 1/2

Alexander Kochyev (2435)

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1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nf6 6.Nc3 Nc6 7.d4 cxd4 8.Nxd4 e6 9.O-O Be7 10.b3 O-O 11.Bb2 a6 12.a4 Qc7 13.Nde2