摺紙 (Origami)

侯逸凡 (Hóu Yìfán) – Antoaneta Stefanova

1st SportAccord World Mind Games; Women’s Blindfold Event; 北京 (Beijīng), December 15, 2011

Caro-Kann Defence B19

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15. 0-0-0 Ngf6 16. Rhe1 b5. 16. ... 0-0 17. Nf5 Bd6 18. Nxd6 Qxd6 19. Qe2 [or 19. g4 b5 20. g5 bxc4 21. Qc2 hxg5 22. Nxg5 c3 23. Bxc3 Qf4+ 24. Bd2 Qf5∞ 侯逸凡 (Hóu Yìfán) – 周唯奇 (Zhōu Wéiqí), 3rd 海南 (Hǎinán) 儋州 (Dānzhōu) Grandmaster Chess Tournament, 儋州 (Dānzhōu) 2012] 19. ... b5 20. g4 bxc4 21. g5 hxg5 22. Rg1 c3∞ 侯逸凡 (Hóu Yìfán) – Láznička, 1st Airports Authority of India (AAI) Chess Tournament, New Delhi 2011 still remains a matter of theoretical speculation. 17. cxb5 cxb5+ 18. Kb1 Qb7 19. Nh4 Nd5? No better is 19. ... Nf8 (Demianjuk – Malakhatko, 17th Chigorin Memorial, Saint Petersburg 2009) because of 20. Nhf5! exf5 21. Rxe7+! Kxe7 22. Nxf5+ Kd7 23. d5! and White, in spite of being a Rook down, has a probably winning attack.

20. Nhf5. 20. Ngf5! might have been more accurate, freeing the g3-square for the Queen. 20. ... exf5? Famous last words! Black just should have castled Kingside. 21. Nxf5 Kd8? 21. ... 0-0 22. Qg3 Bf6 23. Bxh6 was anything but pleasant (as White keeps a very powerful initiative), but it was also Black’s best bet. Now the end comes quickly. 22. Qf3+− Re8 23. Ba5+ N7b6 24. Bxb6+ axb6 25. Re5 Nc3+ 26. Qxc3 f6 27. Rxb5 Rxa2 28. Qb3 Ra5 29. Rxa5 Qe4+ 30. Ka1 bxa5 31. Nxg7 Rf8 32. Ne6+ 1 : 0.

侯逸凡 (Hóu Yìfán) uses the origami technique as a mean for concentrating on blindfold play. Photo: Visual China Group.