4. Open

Marco Corvi (2343)

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2008.12.19
1/2 : 1/2

Virgilio Vuelban (2390)

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1.c4 g6 2.Nc3 Bg7 3.Nf3 Nf6 4.g3 O-O 5.Bg2 c5 6.O-O Nc6 7.d4 d6 8.dxc5 Qa5 9.Qa4