1.b3 e5 2.Bb2 Nc6 3.c4 Nf6 4.e3 Be7 5.Nc3 O-O 6.Nf3 d5 7.cxd5 Nxd5 8.Nxd5 Qxd5 9.Bc4 Qd6 10.d4 exd4 11.Nxd4 Nxd4 12.Qxd4 Be6 13.Qxg7#