Thursday, June 10, 2021

氪星石 (Kryptonite)

The Gelfand Challenge, named after Grandmaster Boris Abramovich Gelfand, has started today, thus inaugurating the 2nd stage of the 1st Julius Bär Challengers Chess Tour, an online combined which features four Challenges and one Final for a total of five online tournaments. Twenty top young stars, split in two teams of ten each, captained by Judit Polgár and Vladimir Borisovich Kramnik, will compete for glory and wealth, mentored and tutored by world-renowned coaches. Four-time Women’s World Chess Champion and Rhodes Scholar 侯逸凡 (Hóu Yìfán) is one of the coaches for Team Kramnik, and Grandmaster 雷挺婕 (Léi Tǐngjié) one of her beneficiaries.

雷挺婕 (Léi Tǐngjié) – Volodar Arturovich Murzin
1st Julius Bär Challengers Chess Tour; 2nd stage; Gelfand Challenge; time control: 10 minutes plus 5 seconds per move; chess24.com, June 10, 2021
Caro-Kann Defence B12

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 h6 8. 0-0 g5 9. a4. Distancing herself from an unpleasant memory: 9. Ne1 Qc7 10. Nd3 b6 11. Be3 Bg7 12. f4 c5 13. dxc5 gxf4 14. Bxf4? (of course White must first play 14. cxb6 and only then taking on f4) 14. ... bxc5∓ 雷挺婕 (Léi Tǐngjié) – Gunina, 5th Women’s World Rapid Chess Championship, Saint Petersburg 2018. 9. ... Bg7 10. a5 Qc7 11. Bd2 Ng6 12. c4 dxc4 13. Bxc4 Rd8 14. Qe2!?TN (14. Rc1 0-0 15. Qe2 b6 16. Ne1 Qb8 17. Ba6 Ne7 18. Bb4 c5 19. Ba3 Nd5 20. dxc5 bxc5 21. Nxc5 Nxe5 22. Nb7 Nf4 23. Qb5 Rd5 24. Nc5 Qxb5 25. Bxb5 Rb8 26. Ba6 Rd2 27. Na4 Ned3 28. Nxd3 Nxd3 29. Bxd3 Bxd3 30. Rfd1 Rxd1+ 31. Rxd1 Bc2 0 : 1 Feygin – Chabanon, Belgian Interclubs 2016–17, Amay 2017) 14. ... 0-0 15. Rfc1 Rfe8 16. Ne1 Ne7 17. Bb4


17. ... c5. A tactically flawed, though strategically thematic, Pawn sacrifice. 18. Nxc5. 18. Bb5! would have seriously tested Black’s speculation. 18. ... Nc6 19. Nxd7 Qxd7 20. Bd6 Nxd4!? Quite understandably, Black is in a hurry to regain the Pawn. 20. ... Bf8 was probably also good for equality. 21. Qe3 Nb5 22. Bc5 a6. 22. ... g4 also seems to have its merits. 23. Nf3 Rc8 24. b4 Nc7 25. Rd1 Nd5 26. Qb3


26. ... Qc6?? An awful blunder which loses material — or maybe only a mouse slip. Conversely, the immediate 26. ... Qc7 seems to be perfectly playable. 27. Nd4+− Qc7 28. Nxf5 Bxe5 29. Nxh6+ Kg7 30. Ng4 Bxa1 31. Rxa1 Qf4 32. Bxd5 exd5 33. Ne3 Red8 34. Rd1 d4 35. Nd5 Qg4 36. Bxd4+ Kh6 37. Ne3 1 : 0.

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