abcdefgh87654321
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 8.Qxg4 Nxd4 9.Qd1 e5 10.Bd3 O-O 11.O-O a6 12.Rc1 Rb8 13.Bb1 b5 14.cxb5 axb5 15.Ne2 Ne6 16.Qd6 Bb7 17.f3 Bc6 18.Bc2 Qf6 19.Bb3 Nd4 20.Qxf6