[Event "45th FIDE Olympiad 2024"]
[Site "Budapest"]
[Date "2024.09.16"]
[Round "6"]
[White "Duda, Jan-Krzysztof"]
[Black "Dragnev, Valentin"]
[Result "1/2-1/2"]
[ECO "E45"]
[WhiteElo "2732"]
[BlackElo "2556"]
[Annotator "Mosaico Ajedrecístico"]
[PlyCount "81"]
[EventDate "2024.??.??"]
{[%evp 16,81,37,24,23,22,77,80,94,95,110,112,133,123,128,132,122,99,137,134,
182,129,137,129,159,108,116,120,128,133,123,124,124,115,112,116,146,71,76,65,
158,148,145,155,150,143,204,203,236,237,265,249,461,453,447,444,415,0,0,0,0,0,
0,0,0,0,0,0]} {E45: Nimzo-Indian: Rubinstein} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4.
e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 {[%cal Bb2b3,Bb3c4]} O-O 9. a4
c5 $146 (9... Re8 10. Be2 Nbd7 (10... c5 $14) 11. O-O $16 c5 12. Nb5 cxd4 13.
exd4 Ne4 (13... Bxb5 $142 14. axb5 Ne4) 14. f3 (14. Qc2 $142) 14... Nef6 $16
15. Ba3 (15. Nd6 $142) 15... dxc4 (15... Bxb5 $142 16. axb5 e5) 16. Nd6 $16 Rf8
(16... Re7 $16) 17. Re1 (17. Qe1 $18) 17... Qb8 (17... Qc7 $16) 18. Rc1 (18. f4
$1 $18) 18... Rd8 $16 19. bxc4 Ne8 20. c5 (20. Ne4 $16) 20... Bxe2 $11 21. Qxe2
{[%cal Od6f7]} Ndf6 $1 22. Nxf7 (22. f4 $1 $14) 22... Kxf7 $11 23. Qxe6+ Kg6
24. c6 {Abdisalimov,A (2504)-Xu,X (2628) Kazan RUS 2024 0-1 (35)} (24. Qe3 $11)
) 10. Ba3 Nbd7 (10... dxc4 11. dxc5 Qc8 12. bxc4 Rd8 13. Qc2 bxc5 14. Be2 Nc6
15. Bxc5 (15. O-O $1 $14) 15... Qc7 (15... Bxc4 $1 $11 16. Bxc4 Ne5) 16. O-O
$16 Rac8 (16... Na5 $16 17. Bb4 Nxc4) 17. Nb5 $18 Qe5 18. Ba3 h5 19. h3 {
Prevents Ng4} Bb7 20. Rfd1 Ba8 21. Bf3 Qg5 22. Rxd8+ Rxd8 23. Rd1 Rc8 24. Bd6
a6 25. Nc7 $4 {Grischuk,A (2742)-Kovalenko,I (2674) Chess.com INT 2022 ½-½
(41)} (25. Bf4 $18 Qc5 26. Nd6)) (10... Qc8 $11) 11. Be2 $1 $16 {[%csl Ge2]
[%cal Gf1e2]} dxc4 $146 (11... Rc8 12. Nb5 $1 Bxb5 13. axb5 Qc7 14. O-O Rfd8
15. Rc1 (15. Re1 $142) 15... Qb8 (15... dxc4 $142 16. bxc4 a6) 16. Bf3 (16. Re1
) 16... dxc4 17. bxc4 Ne5 (17... cxd4 $142 18. exd4 Qf4) 18. Be2 $16 Ng6 19. g3
(19. Bb2 $142) 19... Rd7 (19... e5 $16) 20. Bb2 $1 $18 Rcd8 21. Qb3 cxd4 (21...
h5 $16 22. dxc5 bxc5 23. Bxf6 gxf6) 22. exd4 $18 e5 (22... Ne7 $142 23. Qf3 Qb7
) 23. c5 $18 exd4 24. c6 Re7 25. Rfd1 Qc7 26. Bf1 {Yilmaz,M (2640)-Dehtiarov,R
(2308) chess.com INT 2023 1-0 (51)}) 12. bxc4 Bb7 13. O-O Ne4 14. Nxe4 Bxe4 15.
f3 Bb7 16. e4 Re8 (16... cxd4 $142 17. Qxd4 Re8) 17. d5 $1 $16 {[%cal Gd4d5]}
exd5 (17... Ba6 $16) 18. exd5 (18. cxd5 $18 Qc8 19. Bb2) 18... Qh4 19. Bb2 Re7
20. Qd2 (20. a5 $142) 20... Rae8 21. Rf2 Ne5 22. Qc3 f6 {[%cal Oe5g4]} 23. Bf1
$1 {[%csl Gf1][%cal Ge2f1]} Ng6 24. a5 Nf4 25. Qd2 Bc8 26. axb6 ({Es mejor:}
26. d6 Rd7 27. Bc1) 26... axb6 27. Ra8 Bd7 (27... Qg5 $14 28. Kh1 Bf5 29. Rxe8+
Rxe8) 28. Rxe8+ Rxe8 29. Bc1 $1 {[%csl Gc1][%cal Gb2c1]} Ng6 {[#]} 30. Qb2 $1 {
[%csl Gb2][%cal Gd2b2]} Re1 (30... Qd4 $16) 31. Bd2 $18 (31. Qd2 $6 Rxf1+ 32.
Rxf1 Qxc4 $16) 31... Rd1 {[#]} 32. f4 $1 {[%csl Gf4][%cal Gf3f4]} (32. Qxb6
Qxc4 33. Qa5 (33. Qd8+ Nf8 $17) 33... Bf5 $17 (33... Qxd5 34. Bc3 $17)) 32...
Qg4 33. Qxb6 Nh4 $2 {[%csl Gf1,Rh4][%cal Rg6h4,Gd1f1]} (33... Rxf1+ {era
necesario...} 34. Rxf1 Qe2 35. Qb8+ Nf8) 34. Qd8+ (34. Qxc5 Rxd2 35. Qe3 Rd1
$17) 34... Kf7 35. h3 Rxf1+ 36. Kh2 $2 {[%csl Gf1,Rh2][%cal Rg1h2,Gg1f1]} (36.
Kxf1 $18 Qd1+ 37. Be1 Bxh3 38. Qc7+ (38. gxh3 Qd3+ 39. Re2 Qxh3+ 40. Kg1 Qg4+
41. Kf1 Qh3+ 42. Kg1 Qg4+ 43. Kf1 Qh3+ $11) 38... Kg6 39. Qe7 (39. gxh3 Qd3+
40. Re2 Qxh3+ 41. Kg1 Qg4+ 42. Kf1 Qh3+ 43. Kg1 Qg4+ 44. Kf1 Qh3+ $11)) 36...
Qxh3+ $11 {[%csl Gh3][%cal Gg4h3]} 37. gxh3 Rxf2+ 38. Kg3 (38. Kg1 $5 Rg2+ $8
39. Kh1 Bxh3 40. f5 (40. Be3 $2 Nf5 $19) 40... Rxd2 41. Qd7+ Kf8 42. Qd8+ Kf7
43. Qd7+ Kf8 44. Qd8+ Kf7 $11) 38... Rf3+ 39. Kh2 $1 {[%csl Gh2][%cal Gg3h2]}
Rf2+ 40. Kg3 (40. Kg1 $5 Rg2+ $8 41. Kh1 Bxh3 42. f5 (42. Be3 $2 Nf5 $19) 42...
Nxf5 43. Qd7+ Kf8 (43... Ne7 $2 44. Qxh3 Rxd2 45. Qe6+ Kf8 46. d6 $18) 44. Qd8+
Kf7 45. Qd7+ Kf8 (45... Ne7 $2 46. Qxh3 Rxd2 47. Qe6+ Kf8 48. d6 $18) 46. Qd8+
Kf7 $11) 40... Rf3+ 41. Kh2 $1 {[%csl Gh2][%cal Gg3h2]} 1/2-1/2
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