1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1c4  3... f8c5 Topalov's favorite development of the  bishop. 4. c2c3  4... g8f6  5. d2d3  5... a7a6  6. b1d2  6... e8g8  7. e1g1  7... d7d6  8. c4b3  8... h7h6  9. f1e1  9... f8e8  10. d2f1  10... c5a7  11. f1g3  11... c8e6  12. b3c2 The only way to play for some advantage. But this allows the central advance: 12... d6d5  13. e4d5  13... e6d5  14. h2h3  14... d8d7  15. f3h4  15... a7c5  16. h4f5 