1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Nc3 e6 6.Nxd5 exd5 7.d4 d6 8.cxd6 cxd6 9.Bb5+ Nc6 10.Qb3 dxe5 11.dxe5 Bb4+ 12.Qxb4