1.c4 Nf6 2.Nf3 e6 3.d4 Bb4+ 4.Nc3 O-O 5.Qc2 d5 6.e3 c5 7.dxc5 Bxc5 8.a3 dxc4 9.Bxc4 Nbd7 10.O-O b6 11.b4 Be7 12.Bb2 Bb7 13.Rad1 Rc8 14.Ne5 Qc7 15.Nb5 Qxe5 16.Bxe5 Nxe5 17.Qe2 Nxc4 18.Nxa7 Rc7 19.Nb5 Rcc8 20.Na7 Rc7 21.Nb5 Rcc8 22.Na7 1/2-1/2