1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.e3 d6 5.Nf3 Nf6 6.dxc5 dxc5 7.Qxd8+ Kxd8 8.g3 Nc6 9.Bd2 Kc7 10.Nb5+ Kb8 11.Bc3 Nb4 12.Be5#