abcdefgh87654321
1.c4 e5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 Bc5 5.a3 a5 6.e3 d6 7.Nf3 Bg4 8.Qc2 Qe7 9.O-O O-O 10.Ng5 h6 11.Nd5 Qd7 12.Nxf6+ Kh8 13.Qh7#