1.d4 Nf6 2.c4 c6 3.e3 d5 4.Bd3 dxc4 5.Bxc4 Bf5 6.Qb3 e6 7.Qxb7 Nbd7 8.Nc3 Nd5 9.Nf3 Nb4 10.O-O Rb8 11.Qxa7 Ra8 12.Qb7 Rb8 13.Qa7 Ra8 14.Qb7 Rb8 15.Qa7 1/2-1/2