Alexandra Konstantinovna Kosteniuk – Jacek Stopa
1st Kings vs. Queens Tournament; time control: 25 minutes plus 10 seconds per move; Saint Louis, September 14, 2011
rknnbrqb/pppppppp/8/8/8/8/PPPPPPPP/RKNNBRQB w AFaf - 0 1
Position #763
1. f4 f5 2. g4 g6 3. e4 fxe4 4. Bxe4 d5 5. Bg2 Nd6 6. d3 Nc6 7. Nb3 0-0-0 8. Nc3 e6 9. Bh4 Rd7 10. Ne2 b6 11. c3 e5 12. 0-0-0 e4 13. Ned4 Nxd4 14. Nxd4 c5 15. Nc6 Qe6 16. Ne5 Rc7 17. dxe4?! 17. Kb1 at once was safer. 17. ... d4 18. Kb1 dxc3 19. Rd5 cxb2 (19. ... Bb5!? 20. f5 Qe8 21. f6 Nc4∓)
20. f5 gxf5 21. exf5 Qh6?? Black overlooks a hidden resource which might have saved the game: 21. ... Bxe5! 22. Bg3! (22. fxe6?? Bg6+−+) 22. ... Nc4! 23. Bxe5 Bf7!∞ with a balanced mess. 22. Rxd6!+− Qxh4 (22. ... Qxd6 23. Rd1+−) 23. Qe3. Threatening both Qe3-e4 and Qe3-f3. 23. ... Bxe5 24. Qxe5 Re7
25. Rd8+! Kxd8 26. Qb8+ Kd7 27. Rd1 mate.
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