1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Be7 5.d4 exd4 6.Nxd4 Nxd4 7.Qxd4 b6 8.Be2 Bb7 9.Bf3 Bxf3 10.gxf3 O-O