1.d4 Nf6 2.Nf3 e6 3.c4 Be7 4.Bf4 d5 5.e3 O-O 6.Nc3 a6 7.cxd5 Nxd5 8.Nxd5 exd5 9.Bd3 Bd6 10.Qc2 Bxf4 11.exf4 Qe7+ 12.Kf1 h6 13.Re1 Qf6 14.Qxc7 Nc6 15.h3 Nxd4 16.Qe5 Nxf3 17.gxf3 Qh4 18.f5 Bd7 19.Rg1 Qxh3+ 20.Rg2 Qh1+ 21.Rg1 Qh3+ 22.Rg2 Qh1+ 23.Rg1 Qh3+ 1/2-1/2