Buenos Aires

Roberto Tadashi Watanabe (2380)

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1993
1/2 : 1/2

Martin Ahn (2245)

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1.d4 Nf6 2.c4 g6 3.f3 c5 4.dxc5 Qa5+ 5.Nc3 Qxc5 6.e4 Bg7 7.a3 O-O 8.Na4 Qc7 9.Be3 Nc6 10.Rc1 d6 11.Ne2 Rd8 12.Nf4 e6 13.Nc3 Ne5 14.b3 b6 15.Be2 Bb7 16.O-O Rd7 17.Qd2 Rad8 18.Nb5 Qb8 19.Nd4 Rc8 20.Nd3 Qa8