4. Open

Carlos S. Matamoros Franco (2490)

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2004.04.02
1/2 : 1/2

Sergey Karjakin (2566)

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1.c4 c5 2.g3 g6 3.Bg2 Bg7 4.Nc3 Nc6 5.e3 e6 6.Nge2 Nge7 7.d4 cxd4 8.Nxd4 d5 9.cxd5 exd5 10.O-O O-O 11.Qb3 Nxd4