abcdefgh87654321
1.c4 c5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nc7 7.d3 e5 8.O-O Be7 9.a3 O-O 10.Nd2 f6 11.Nb3 Bd7 12.Be3 b6 13.Nd2 Rc8 14.b4 cxb4 15.axb4 Bxb4 16.Bxc6 Bxc6 17.Qb3+ Nd5 18.Nxd5 Qxd5 19.Qxd5+ Bxd5 20.Rxa7 Rc2 21.Nc4