1.Na3 e5 2.e3 Bc5 3.d4 exd4 4.exd4 Be7 5.Nf3 d5 6.Bd3 f5 7.O-O Nf6 8.c4 c6 9.cxd5 cxd5 10.Nb5 O-O 11.Bf4 Nc6 12.Nc7 Rb8 13.Nb5 Ra8 14.Nc7 Rb8 15.Nb5 Ra8 1/2-1/2