1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bb3 a6 8. f4 Qa5 9. O-O Nxd4 10. Qxd4 d5 11. Be3 Nxe4 12. Nxe4 dxe4 (Diagram) 13. f5 practically wins by force. 13. Qxe4 is good, but not as strong. 13... Qb4 14. fxe6 Bxe6 15. Bxe6 fxe6 16. Rxf8+ Qxf8 17. Qa4+ b5 18. Qxe4 *