5. Costa Viola Open A

Velislav Kukov (2414)

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2012.01.04
1/2 : 1/2

Duilio Collutiis (2477)

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1.Nf3 Nf6 2.c4 e6 3.g3 a6 4.Bg2 c5 5.O-O b5 6.d3 Bb7 7.e4 d6 8.b3