abcdefgh87654321
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 g6 7.Bg2 Nxd4 8.Qxd4 Bg7 9.O-O O-O 10.a4 Be6 11.Qb4 Qc7 12.a5 Nd7 13.Bg5 Rfe8 14.Nb5 Qc8 15.Be3 Nc5 16.Rfd1 Bd7 17.Nd4 Qc7 18.Nb5 Qc8 19.Nd4 Qc7 20.Nb5 Qc8 21.Nd4