abcdefgh87654321
1.e4 c5 2.Nf3 d6 3.c3 g6 4.d4 cxd4 5.cxd4 Bg7 6.Nc3 Bg4 7.Bc4 Nf6 8.Qb3 O-O 9.e5 dxe5 10.dxe5 Ne8 11.Ng5 e6 12.Qxb7 Nd7 13.f4 Rc8 14.Bb5 Nc5 15.Qxa7 Qd4 16.Qa5 Nd6 17.exd6 Nd3+ 18.Bxd3 Qxd3 19.Nf3 Rxc3 20.bxc3 Bxf3 21.gxf3 Bxc3+