1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Re1 (Diagram); C66.06.22 7... O-O 7... exd4 is necessary 8. Nxd4 O-O 8. Bxc6 Bxc6 9. dxe5 dxe5 10. Qxd8 Raxd8 10... Rfxd8 11. Nxe5 Bxe4 12. Nxe4 Nxe4 13. Nd3 f5 14. f3 Bc5+ 15. Kf1 is no better. 11. Nxe5 Bxe4 12. Nxe4 Nxe4 13. Nd3 f5 14. f3 Bc5+ 15. Nxc5 Nxc5 16. Bg5 Rd5 17. Be7 *