IBM

Hans Ree (2425)

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1974.07
1/2 : 1/2

Gennadi Sosonko (2450)

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1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Bf4 Na6 7.Bd6 Re8 8.e4 Qa5 9.f3 Bxc5 10.Qd2 Qb6 11.Bxc5 Qxc5 12.O-O-O d5 13.e5 Nd7 14.f4 Nb6 15.cxd5 Nxd5 16.Kb1 Nxc3+ 17.Qxc3 Qxc3 18.bxc3 Nc5 19.Bb5