sábado, 28 de marzo de 2020

Carlsen vs. Radjabov "Un Toma Y Dame" por Twitter


Carlsen vs Radjabov, la guerra fuera del tablero que sacude al ajedrez por el torneo suspendido por el coronavirus

La polémica por el Torneo de Candidatos, que se cortó a mitad de camino en Rusia, desató una batalla entre el campeón mundial y el gran maestro que se había bajado por la crisis sanitaria.

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La Partida Del Día: Engines Fat Fritz w471 RTX2080 (3621) - Lc0 0.23.1 w42850 RTX2080 (3616) [E11] CCRL Blitz CCRL (10.5), 12.03.2020


Como dicen popularmente "The new kid on the Block"
Una partida del nuevo programa de ajedrez FAT FRITZ 17 En el siguiente link podrán encontrar más juegos de los diferentes programas de ajedrez que existen actualmente...  Engines 
La Partida Del Día
[Event "CCRL Blitz"] [Site "CCRL"] [Date "2020.03.12"] [Round "10.5"] [White "Fat Fritz w471 RTX2080"] [Black "Lc0 0.23.1 w42850 RTX2080"] [Result "1-0"] [ECO "E11"] [WhiteElo "3621"] [BlackElo "3616"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "99"] [EventDate "2020.??.??"] [EventType "blitz"] {[%evp 0,99,80,5,44,-16,-12,-12,34,35,43,27,23,19,21,33,46,48,44,32,32,18,13, 17,54,28,28,28,43,39,39,4,40,8,53,43,37,-9,15,15,34,-39,-10,-64,11,-21,43,1,-6, -13,2,-27,-36,-60,-60,-61,3,110,131,123,142,43,43,31,57,186,186,186,208,208, 110,223,282,329,396,392,502,418,425,396,396,396,396,396,495,557,557,558,558, 558,558,617,687,687,699,699,721,930,2024,29988,29989,29990]} {E11: Defensa Bogo-Indian 2 min + 1s} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O ( 5... Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 Nxc3 9. Rxc3 d6 10. d5 Nd8 11. Bg2 e5 12. O-O a5 13. c5 Bf5 14. cxd6 cxd6 15. Qb3 O-O 16. Rfc1 Qe8 17. Nh4 Bg4 18. e4 b5 19. Rc7 Rb8 20. Qe3 {Pranav,A (2309)-Barath,K (2063) Mumbai IND 2020 1-0 (80)}) 6. Bg2 Bxd2+ (6... d5 7. Qc2 c5 8. dxc5 Qxc5 9. Bxb4 Qxb4+ 10. Nbd2 Bd7 11. O-O Rc8 12. Rac1 dxc4 13. Nxc4 Bb5 14. Nfd2 Nc6 15. Qb3 Qxb3 16. Nxb3 Rd8 17. a4 Bxa4 18. Nc5 Nd4 19. Rfe1 Bc6 20. Nxb7 Bxb7 21. Bxb7 {Pashikian,A (2605) -Adly,A (2607) Moscow RUS 2019 0-1 (53)}) 7. Qxd2 c6 $146 (7... Ne4 $5 8. Qc2 f5 ({or} 8... Qb4+)) (7... d5 8. O-O Nbd7 9. Qc2 c6 10. Nbd2 e5 11. cxd5 Nxd5 12. e4 Nb4 13. Qc3 exd4 14. Nxd4 Qc5 15. Rfc1 Qxc3 16. Rxc3 Rd8 17. a3 Nb6 18. N2b3 Na6 19. a4 Nd7 20. f4 Nf8 21. a5 Nc7 22. Kf2 {Hoffman,A (2441)-Flores,D (2608) Buenos Aires ARG 2019 1/2-1/2 (53)}) (7... d5 8. O-O $14) 8. O-O d5 9. Qc2 (9. Ne5 Rd8 $11) 9... b6 $14 10. Nbd2 (10. Nc3 Ba6 11. cxd5 cxd5 $14) 10... Bb7 11. e4 Nxe4 12. Nxe4 dxe4 13. Qxe4 c5 14. d5 $1 {[%csl Gd5] Dominando el centro!!} Nd7 (14... exd5 $2 15. Qxe7) 15. Rad1 Rae8 (15... Qf6 16. Qc2 exd5 17. cxd5 $11) 16. Qf4 e5 (16... exd5 17. cxd5 Qd8 $11) 17. Qe3 (17. Qc1 $5 $16) 17... f5 $11 18. Ng5 $1 {[%csl Gg5] Buscando llegar a (e6)!!} (18. Nd2 Bc8 $15) 18... f4 19. gxf4 Rxf4 (19... exf4 $2 20. Qe6+ $1 Kh8 ({or} 20... Qxe6 21. dxe6 ) 21. h4 $18 {threatening both 22.Qxe7, followed by d6, and 22.Rfe1.}) 20. Ne6 $1 {[%csl Ge6]} Rg4 (20... Rxc4 $5 {[%csl Yc4]} 21. Nc7 Rb8 ({Si:} 21... Rf8 $2 22. d6 $1 {[%csl Gd6]} Rg4 23. dxe7 Rxg2+ 24. Kh1 Rgxf2+ 25. Nd5 Bxd5+ 26. Rxd5 Rxf1+ 27. Kg2 R8f2+ 28. Qxf2 Rxf2+ 29. Kxf2 Nf6 30. Rd7 $1 {[%csl Gd7] con ventaja para las Blancas...}) 22. f4 $1 e4 ({O:} 22... Qd6 23. Qh3 $1 {[%csl Gh3]} e4 (23... Qxc7 $2 {[%csl Rc7]} 24. d6 $1 {[%csl Gd6]} Qd8 25. Qe6+ { [%csl Ge6][%cal Re6c4]}) 24. Nb5 Qe7 25. Rfe1 a6 26. Qe6+ $1 {[%csl Ge6]} Qxe6 27. dxe6 axb5 28. Rxd7 Bc6 29. Rd6 Ba8 30. Red1 $1 $14 {[%csl Gd1]}) 23. b3 Rb4 24. a3 Rd4 25. Rxd4 cxd4 26. Qxd4 Qxa3 27. Ne6 Nf6 28. Bxe4 Qd6 $1 $13 (28... Qxb3 $2 {[%csl Rb3]} 29. Rf3 $1 {[%csl Gf3]} Qb5 30. Rg3 $18)) 21. Nc7 Rf8 ( 21... Rc8 22. Nb5 $16) 22. Qe2 (22. h3 Rg6 (22... Rxc4 $4 {[%csl Rc4]} 23. d6 Qf6 24. Qb3 $18) 23. f4 Rxf4 24. Rxf4 Qg5 25. Rf8+ Nxf8 26. Qxg5 Rxg5 $11) 22... Rff4 (22... Qh4 23. Rd3 Rf6 24. b3 $11) 23. f3 $14 Rg6 24. Ne6 Rh4 (24... Rff6 $5 {[%csl Yf6]}) (24... Rxe6 $5 {[%csl Ye6]} 25. dxe6 Qxe6) (24... Rf5 $5 {[%csl Yf5]} 25. f4 exf4 26. Nxf4 Qxe2 27. Nxe2 Rxf1+ 28. Rxf1 Nf6 $14) 25. f4 $1 $14 {[%csl Gf4]} exf4 26. Rde1 $1 {[%csl Ge1]} (26. Rxf4 Rxf4 27. Nxf4 Qxe2 28. Nxe2 Ne5 29. b3 Bc8 $1 $11 {[%csl Gc8]}) 26... Qd6 $2 {[%csl Rd6]} ({Si:} 26... Qf6 27. Rf2 Rgg4 28. Nd8 $1 {[%csl Gd8]} Qxd8 (28... Ba6 $2 {[%csl Ra6]} 29. Qe8+ Nf8 30. Ne6 $18) 29. Qe6+ Kf8 (29... Kh8 $2 30. Qe8+) 30. Qd6+ Kg8 ({ O:} 30... Kf7 $2 31. Rfe2 $1 {[%csl Ge2]} f3 32. Re7+) 31. Re7 $16) (26... Qf6 $142 27. Rf2 Bc8 $16) 27. Qf2 $1 $18 {[%csl Gf2]} Rgg4 (27... Rhg4 28. Nxf4 Rf6 29. Re8+ Kf7 $18) 28. h3 $1 {[%csl Gh3]} Rxh3 29. Nxf4 Rh6 (29... Rhg3 30. Re8+ Kf7 31. Re6 $1 $18) (29... Rhg3 30. Re8+ Kf7 31. Re6 Qxf4 32. Qxf4+ Rxf4 33. Rxf4+ Nf6 34. Kf2 $18) 30. Re8+ Kf7 $1 (30... Nf8 $2 31. Nh5 $1 $18 {[%csl Gh5] } (31. Ne6 $2 Qh2#)) 31. Rfe1 $1 {[%csl Ge1]} Nf6 (31... Qxf4 32. R1e7+ Kf6 33. Qxf4+ Rxf4 34. Rxd7 Ba6 35. b3 Rg6 36. Rxa7 Bxc4 37. Rf8+ $1 Kg5 38. Rxf4 Kxf4 39. bxc4 $18) (31... Qxf4 32. Qxf4+ Rxf4 33. R1e7+ Kg6 34. Rxd7 Ba6 $18) 32. R1e7+ $1 {[%csl Ge7]} Qxe7 33. Rxe7+ Kxe7 34. Qe3+ Kd8 (34... Kf8 35. Qe6 $1 Rxf4 36. Qd6+ $18) (34... Kf8 35. Ne6+ Kf7 36. Nd8+ Kg6 37. Qd3+ Ne4 38. Nxb7 $18) 35. Qe6 Bc8 (35... Rxf4 $2 36. d6 $1 $18) (35... Rxg2+ 36. Kxg2 Ne8 37. Qe5 $18) 36. Qd6+ Ke8 (36... Nd7 37. Ne6+ Ke8 38. Nxg7+ $1 {[%csl Gg7]} Rxg7 39. Qxh6 $18) (36... Nd7 37. Ne6+ Rxe6 38. dxe6 Rxc4 39. exd7 Bxd7 40. Qb8+ Ke7 41. Qxa7 $18) 37. Qb8 Kd7 (37... Ke7 38. Qxc8 Nd7 39. d6+ Rxd6 40. Nd5+ Rxd5 41. cxd5 a5 $18) 38. Ne6 $1 {[%csl Ge6]} Ne8 39. Qxa7+ Kd6 40. Qb8+ Ke7 ({O:} 40... Kd7 41. Qxb6 Rhg6 42. Qd8#) (40... Kd7 41. Qxb6 Ke7 42. Qxc5+ Kf6 43. Qxc8 Rhg6 $18) 41. Qxc8 Rhg6 42. Qd8+ Kf7 43. Qd7+ Kf6 (43... Kg8 44. Qxe8#) 44. Kf1 ({No sirve:} 44. Qxe8 $6 Rxg2+ 45. Kf1 Rg1+ 46. Kf2 R6g2+ 47. Kf3 Rg3+ 48. Ke2 R3g2+ 49. Kf3 Rg3+ 50. Ke2 R1g2+ 51. Kd1 Rg1+ 52. Kc2 R1g2+ 53. Kd1 Rg1+ 54. Kc2 R1g2+ 55. Kc1 Rg1+ 56. Kd2 R3g2+ 57. Ke3 Rg3+ 58. Kd2 R1g2+ 59. Kc1 Rg1+ 60. Kc2 $11) 44... Rxg2 45. Nf4 $1 {[%csl Gf4] Este Caballo ha sido el "bailarín" de la fiesta...} (45. Qxe8 $2 {nuevamente...} Rg1+ 46. Ke2 R6g2+ 47. Kd3 Rg3+ 48. Kc2 (48. Ke4 Rg4+ 49. Nf4 $2 Re1+) 48... R1g2+ $1 49. Kc1 Rg1+ $11) 45... Rg1+ 46. Kf2 Ke5 47. Nxg6+ $1 {[%csl Gg6]} ({Si:} 47. Qxe8+ $2 Kxf4) (47. Qxe8+ $6 Kxf4 48. Qe3+ Kf5 49. Qd3+ Kf4 50. Qe3+ Kf5 51. Qd3+ Kf4 52. Qe3+ $11) 47... Rxg6 48. Qxe8+ Re6 {Se entrega por completo...} 49. Qxe6+ Kf4 50. d6 (50. d6 b5 51. d7 Kg5 52. d8=Q+ Kh5 53. Qd1+ Kh4 54. Qdg4#) 1-0

jueves, 26 de marzo de 2020

TORNEO DE CANDIDATOS FIDE 2020





El torneo Candidatos de ocho jugadores es uno de los eventos de ajedrez más prestigiosos del mundo, que se celebra cada dos años. El evento determinará quién desafiará al defensor Magnus Carlsen por el título de Campeón Mundial de Ajedrez. El evento de este año tiene un fondo de premios de $500,000 euros, que es el más alto en la historia de los torneos de Candidatos.

Cada tiempo de juego consistirá en 100 minutos para los primeros 40 movimientos, luego 50 minutos para los siguientes 20 movimientos y 15 minutos para el resto de juego. Habrá 30 segundos de adición desde el movimiento No. 1. No se aceptarán Tablas antes del movimiento No. 40.

*Marzo 26/2020*

Hoy, el gobierno de la Federación de Rusia anunció que a partir del 27 de marzo de 2020, Rusia interrumpe el tráfico aéreo con otros países sin indicar ningún marco de tiempo.
La FIDE no puede continuar el torneo sin garantías para el regreso seguro y oportuno a casa de los jugadores y los oficiales. En esta situación y sobre la base de la cláusula 1.5. Reglas del Torneo de Candidatos, el Presidente de la FIDE decidió detener el torneo. Se continuará más tarde, con las fechas exactas que se anunciarán tan pronto como lo permita la situación global relacionada con la pandemia de COVID-19. Como se estipula en las reglas especiales acordadas con los jugadores antes del inicio del evento, los resultados de las 7 rondas seguidas son válidos, y el torneo se reanudará en la misma composición a partir de los juegos de la 8ª ronda. La FIDE agradece a los jugadores, oficiales, voluntarios y a todo el equipo de organizadores, incluida la Federación de Ajedrez de Rusia y el socio principal del torneo: SIMA-Land.





Games
[Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.17"] [Round "1"] [White "Maxime Vachier-Lagrave"] [Black "Fabiano Caruana"] [Result "1/2-1/2"] [ECO "C78"] [PlyCount "88"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 O-O 12. Be3 exd4 13. cxd4 Nb4 14. Nc3 Bb7 15. Ng5 Qe7 16. e5 dxe5 17. Nxf7 e4 18. Nd6+ Kh8 19. Nxb7 Rxb7 20. Qe2 c6 21. Rad1 Rd7 22. f3 exf3 23. Rxf3 c5 24. dxc5 Rxd1+ 25. Nxd1 Bxc5 26. Qf2 Bd6 27. Nc3 Nd3 28. Qe2 Nc5 29. Ba2 Re8 30. Qd2 Nce4 31. Nxe4 Nxe4 32. Qd3 Ng5 33. Bxg5 Bc5+ 34. Kh1 Qxg5 35. Rf1 Qe5 36. Qd5 Qe2 37. Qf5 Qe5 38. Qxe5 Rxe5 39. Rd1 g6 40. Bd5 Re7 41. Bc6 Re2 42. Bb7 Rxb2 43. Bxa6 Ra2 44. Bxb5 Rxa5 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.17"] [Round "1.2"] [White "Ding Liren"] [Black "Wang Hao"] [Result "0-1"] [ECO "A20"] [WhiteElo "2805"] [BlackElo "2762"] [PlyCount "90"] [EventDate "2020.03.17"] 1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. d3 O-O 5. Nc3 c6 6. Nf3 d6 7. O-O Re8 8. Na4 Bb4 9. a3 Ba5 10. b4 Bc7 11. e4 a5 12. Bb2 Na6 13. b5 cxb5 14. cxb5 Nc5 15. Nxc5 dxc5 16. a4 Bg4 17. Ra3 Nd7 18. h3 Bh5 19. Qb1 b6 20. Nd2 Nf8 21. Bf3 Qg5 22. h4 Qg6 23. Qd1 Bxf3 24. Qxf3 h5 25. Qf5 Rad8 26. Qxg6 Nxg6 27. Kg2 f6 28. Nc4 Kf7 29. Bc1 Rd7 30. f4 exf4 31. Bxf4 Nxf4+ 32. gxf4 f5 33. e5 Re6 34. Kf3 Rg6 35. Ne3 Ke6 36. Rd1 Bd8 37. Ra2 Rd4 38. Nc2 Rd5 39. Ne3 Rd7 40. Rdd2 Bxh4 41. Rg2 Rg4 42. Rh2 g6 43. Nxg4 fxg4+ 44. Ke3 Be7 45. Rac2 h4 0-1 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.17"] [Round "1.3"] [White "Anish Giri"] [Black "Ian Nepomniachtchi"] [Result "0-1"] [ECO "A33"] [WhiteElo "2763"] [BlackElo "2774"] [PlyCount "146"] [EventDate "2020.03.17"] 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Ndb5 Ne5 8. Bf4 Nfg4 9. e3 a6 10. h3 axb5 11. hxg4 Nxc4 12. Rc1 d5 13. b3 Bb4 14. bxc4 Ra3 15. Be5 f6 16. Bd4 Qa5 17. Be2 Bxc3+ 18. Rxc3 Rxc3 19. Kf1 b4 20. g5 e5 21. Bxc3 bxc3 22. gxf6 gxf6 23. Qb1 Qc7 24. Qd3 b5 25. Qxc3 bxc4 26. e4 dxe4 27. Rh4 Be6 28. Rxe4 O-O 29. Bxc4 Kg7 30. Qb3 Rb8 31. Bxe6 Rxb3 32. Rg4+ Kf8 33. Bxb3 Qc1+ 34. Kg2 Qc6+ 35. Kg1 h5 36. Rg8+ Ke7 37. Rg7+ Kd6 38. Rh7 Qf3 39. Rh8 e4 40. Rd8+ Ke7 41. Bd1 Qc3 42. Rd5 h4 43. gxh4 f5 44. Rxf5 Qe1+ 45. Kg2 Qxd1 46. Rg5 Qa1 47. Rg4 Qb1 48. Rg3 Qxa2 49. Rh3 Qd5 50. Kf1 Qd1+ 51. Kg2 Qg4+ 52. Rg3 Qh5 53. Ra3 Qd5 54. Kg1 Kf6 55. Rg3 Qd1+ 56. Kg2 Kf5 57. Rg5+ Kf4 58. Rg3 Qd5 59. Kf1 Qd2 60. Kg2 Qd1 61. Re3 Kf5 62. Rg3 Kf6 63. Rh3 Kg6 64. Rg3+ Kh5 65. Rh3 Qb1 66. Re3 Kxh4 67. Rg3 Kh5 68. Rh3+ Kg4 69. Rg3+ Kf4 70. Re3 Qd1 71. Ra3 Ke5 72. Rg3 Kd4 73. Re3 Qd3 0-1 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.17"] [Round "1.4"] [White "Alexander Grischuk"] [Black "Kirill Alekseenko"] [Result "1/2-1/2"] [ECO "A20"] [WhiteElo "2777"] [BlackElo "2698"] [PlyCount "82"] [EventDate "2020.03.17"] 1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. d3 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 O-O 8. Qc2 Nc6 9. Nf3 h6 10. O-O Rb8 11. Bb2 b6 12. Rad1 Qe8 13. e4 Bd6 14. Nh4 Bg4 15. f3 Bd7 16. f4 exf4 17. gxf4 Na5 18. Rde1 Qd8 19. Qf2 Nc4 20. Bc1 Bc5 21. d4 Be7 22. Nf3 f5 23. Qe2 Nd6 24. e5 Ne4 25. Nd2 Nxd2 26. Bxd2 Be6 27. Qd3 Qd7 28. Be3 c6 29. a4 a6 30. Qxa6 Ra8 31. Qxb6 Bd5 32. Qb2 Rxa4 33. Ra1 Rfa8 34. Rxa4 Rxa4 35. Ra1 Rxa1+ 36. Qxa1 Bxg2 37. Kxg2 Qd5+ 38. Kf2 Bh4+ 39. Ke2 Qg2+ 40. Kd3 Qe4+ 41. Kd2 Qg2+ 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.18"] [Round "2"] [White "Ian Nepomniachtchi"] [Black "Alexander Grischuk"] [Result "1/2-1/2"] [ECO "C67"] [PlyCount "80"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Ke8 10. h3 h5 11. Bf4 Be7 12. Rad1 Be6 13. Ng5 Rh6 14. Rfe1 Bb4 15. a3 Bxc3 16. bxc3 h4 17. Kh2 Kf8 18. Rb1 b6 19. Rb4 Re8 20. Ra4 a5 21. Bd2 c5 22. Rf4 Rh5 23. Rf3 Kg8 24. Bc1 Ne7 25. g4 hxg3+ 26. fxg3 Nc6 27. Bf4 Bc8 28. Rfe3 Nd8 29. Kg2 Ne6 30. Nxe6 Bxe6 31. g4 Rh8 32. Bg5 Kh7 33. Kg3 Rb8 34. Rd3 Rhe8 35. Red1 b5 36. Rd8 b4 37. Rxe8 Rxe8 38. cxb4 cxb4 39. axb4 axb4 40. Rd8 Rxd8 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.18"] [Round "2"] [White "Fabiano Caruana"] [Black "Kirill Alekseenko"] [Result "1-0"] [ECO "E20"] [WhiteElo "2842"] [BlackElo "2698"] [PlyCount "67"] [EventDate "2020.03.15"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Be7 6. e4 dxe4 7. fxe4 c5 8. d5 exd5 9. exd5 O-O 10. Be2 Re8 11. Nf3 Bg4 12. O-O Nbd7 13. d6 Bf8 14. h3 Bh5 15. Nb5 Re6 16. Bf4 a6 17. Nc7 Re4 18. Bh2 Rc8 19. g4 Bxg4 20. hxg4 Nxg4 21. Bd3 Nxh2 22. Bxe4 Nxf1 23. Qxf1 Bxd6 24. Nd5 g6 25. Qh3 Kg7 26. Kh1 Ne5 27. Nh4 h5 28. Rg1 Bf8 29. Nf4 Ng4 30. Nxh5+ gxh5 31. Bf5 Be7 32. Bxg4 hxg4 33. Qxg4+ Bg5 34. Qh5 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.18"] [Round "2"] [White "Wang Hao"] [Black "Anish Giri"] [Result "1/2-1/2"] [ECO "A37"] [WhiteElo "2762"] [BlackElo "2763"] [PlyCount "121"] [EventDate "2020.03.15"] 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e6 6. h4 h6 7. d4 cxd4 8. Nb5 d5 9. cxd5 exd5 10. O-O Nf6 11. Bf4 O-O 12. Qc1 a6 13. Nbxd4 Nxd4 14. Nxd4 Kh7 15. Rd1 Re8 16. Qc7 Qxc7 17. Bxc7 Bg4 18. f3 Rac8 19. Ba5 Bd7 20. Kf2 h5 21. Bf1 Ng8 22. Bc3 Bh6 23. Rd3 Ne7 24. Rad1 Bg7 25. e3 Kg8 26. R3d2 Ba4 27. Re1 Bd7 28. Ne2 Rc7 29. Bxg7 Kxg7 30. Nc3 Be6 31. Red1 b5 32. a3 Rb8 33. Ne2 a5 34. Nd4 Bd7 35. b4 axb4 36. axb4 Ra8 37. Rb2 Ra4 38. Rdb1 Rb7 39. Rc1 Rba7 40. Nxb5 Bxb5 41. Bxb5 Ra3 42. Be2 Rb7 43. b5 Rb6 44. Rd1 Kf6 45. Rdd2 Rb7 46. Bd3 Nc8 47. e4 dxe4 48. Bxe4 Rb6 49. Rd7 Rc3 50. Rb7 Rxb7 51. Bxb7 Nb6 52. Be4 Ke5 53. Rd2 Rb3 54. Bc6 Nc4 55. f4+ Kf6 56. Rd8 Rb2+ 57. Kf3 Nd2+ 58. Ke3 Nf1+ 59. Kf3 Nd2+ 60. Ke2 Ne4+ 61. Kf3 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.18"] [Round "2"] [White "Maxime Vachier-Lagrave"] [Black "Ding Liren"] [Result "1-0"] [ECO "C84"] [WhiteElo "2767"] [BlackElo "2805"] [PlyCount "73"] [EventDate "2020.03.15"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d6 10. a3 Qd7 11. Nc3 Rfe8 12. Bd2 Nd8 13. Nd5 Nxd5 14. exd5 c5 15. a4 f5 16. axb5 axb5 17. Rxa8 Bxa8 18. c4 Nf7 19. cxb5 g5 20. Nh2 Kg7 21. Bc4 Kg6 22. g4 Nh6 23. Qf3 Bd8 24. Qg2 f4 25. b4 Bb6 26. Qe4+ Kg7 27. bxc5 dxc5 28. Nf3 Nf7 29. Bc3 Bc7 30. b6 Bb8 31. Qf5 Qxf5 32. gxf5 Kf6 33. Nd2 Rd8 34. d6 Rxd6 35. Rb1 Nd8 36. b7 Bxb7 37. Ba5 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.19"] [Round "3"] [White "Anish Giri"] [Black "Maxime Vachier-Lagrave"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2763"] [BlackElo "2767"] [PlyCount "59"] [EventDate "2020.03.15"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 c5 8. d5 Bxc3+ 9. bxc3 O-O 10. Qd2 Qd6 11. f4 e6 12. Bc4 b5 13. Bxb5 exd5 14. Bc4 Bb7 15. Nf3 Nd7 16. O-O Nb6 17. Be2 d4 18. e5 Qd7 19. cxd4 Rad8 20. Rad1 Bxf3 21. Rxf3 Qxd4+ 22. Qxd4 Rxd4 23. Rxd4 cxd4 24. Rd3 Rd8 25. Bd1 Nc4 26. Kf2 Nb2 27. Rd2 Nc4 28. Rd3 Nb2 29. Rd2 Nc4 30. Rd3 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.19"] [Round "3"] [White "Ding Liren"] [Black "Fabiano Caruana"] [Result "1-0"] [ECO "D17"] [PlyCount "117"] [EventDate "2020.03.17"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. Nxc4 O-O 9. Kf2 e5 10. Nxe5 Bc2 11. Qd2 c5 12. d5 Bb3 13. e4 Re8 14. Qf4 c4 15. Nxc4 Nbd7 16. Be3 Nf8 17. Bd4 Ng6 18. Qf5 Bxc4 19. Bxc4 Qc7 20. Be2 Bc5 21. Bxc5 Qxc5+ 22. Kf1 h6 23. Rd1 Qb6 24. Rd2 Qe3 25. Rc2 a6 26. Qh3 b5 27. Qg3 b4 28. Nd1 Qb3 29. Rd2 Qxa4 30. Qf2 Qd7 31. g3 Qh3+ 32. Kg1 a5 33. Qd4 Nh5 34. Nf2 Qd7 35. f4 Nhxf4 36. gxf4 Nxf4 37. Kf1 Qd6 38. Rg1 f6 39. Bb5 Re7 40. b3 Rf8 41. Rc2 Ne6 42. Qe3 Ng5 43. h4 Nf7 44. Rc6 Qb8 45. Qc5 Qd8 46. Rxf6 Kh8 47. Rf5 Rc7 48. Bc6 a4 49. bxa4 b3 50. Rg3 b2 51. Rb3 Nd6 52. Rxf8+ Qxf8 53. Rxb2 Qf4 54. Rb8+ Kh7 55. Qc2 Re7 56. e5+ Nf5 57. Qe4 Qc1+ 58. Kg2 g6 59. Rb3 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.19"] [Round "3"] [White "Alexander Grischuk"] [Black "Wang Hao"] [Result "1/2-1/2"] [ECO "C01"] [WhiteElo "2777"] [BlackElo "2762"] [PlyCount "98"] [EventDate "2020.03.15"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Bd6 8. Qe2+ Be6 9. Ng5 Qe7 10. Nxe6 fxe6 11. c3 c5 12. Nd2 Nc6 13. Nf3 O-O 14. O-O cxd4 15. cxd4 e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. Qxe5 Bxe5 19. f3 Bd4+ 20. Kh1 Rac8 21. Rd1 Rfe8 22. g3 Kf7 23. Kg2 g6 24. Bd2 Be3 25. h4 Re6 26. Bxe3 Rxe3 27. Kf2 Re6 28. Rd2 Ke7 29. Rad1 Rec6 30. g4 a6 31. h5 Kf7 32. a3 Re8 33. hxg6+ hxg6 34. g5 Ne4+ 35. Bxe4 dxe4 36. Re1 exf3 37. Rd7+ Kf8 38. Rh1 Kg8 39. Rxb7 Rc2+ 40. Kxf3 Rc5 41. Rh4 Rxg5 42. b4 Rge5 43. Rd4 Re3+ 44. Kf4 Rxa3 45. Rd6 Ra1 46. Rxg6+ Kh8 47. Rh6+ Kg8 48. Rg6+ Kh8 49. Rh6+ Kg8 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.19"] [Round "3"] [White "Kirill Alekseenko"] [Black "Ian Nepomniachtchi"] [Result "1/2-1/2"] [ECO "C18"] [WhiteElo "2698"] [BlackElo "2774"] [PlyCount "79"] [EventDate "2020.03.15"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qc7 8. Nf3 b6 9. Bb5+ Bd7 10. Be2 Ba4 11. O-O Nd7 12. Be3 h6 13. Ra2 Nf5 14. Bf4 Qc6 15. Rb2 a6 16. dxc5 Qxc5 17. Rb4 b5 18. Bd3 Ne7 19. Bd2 Nc6 20. Qe2 Nxb4 21. axb4 Qc7 22. Re1 Nb8 23. Nd4 Nc6 24. Qg4 Nxd4 25. cxd4 g6 26. h5 gxh5 27. Qxh5 O-O-O 28. f4 Kb8 29. c3 Bb3 30. f5 Bc4 31. Bc2 Rdg8 32. Kf2 a5 33. bxa5 Qxa5 34. Qxf7 Qa2 35. Qxe6 Qxc2 36. Qb6+ Kc8 37. Qc6+ Kb8 38. Qb6+ Kc8 39. Qc6+ Kb8 40. Qb6+ 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.21"] [Round "4"] [White "Fabiano Caruana"] [Black "Ian Nepomniachtchi"] [Result "1/2-1/2"] [ECO "D87"] [PlyCount "110"] [EventDate "2020.03.17"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 b6 11. Qd2 Bb7 12. Rfd1 cxd4 13. cxd4 Rc8 14. Rac1 Na5 15. Bd3 Qd7 16. h4 Rxc1 17. Rxc1 Rc8 18. h5 Rxc1+ 19. Qxc1 Qc8 20. h6 Bf8 21. d5 e6 22. Nc3 Nc4 23. Bxc4 Qxc4 24. Qd2 exd5 25. Nxd5 Bxd5 26. exd5 Qb4 27. Qd3 Qa3 28. Qc2 Qa5 29. Qd1 Bd6 30. g3 Kf8 31. Qf3 Qe1+ 32. Kg2 f5 33. g4 Qb1 34. Bd4 Kf7 35. Qe3 Qe4+ 36. Qxe4 fxe4 37. f3 exf3+ 38. Kxf3 Ke7 39. Ke4 Kd7 40. a4 Bc7 41. Be3 a6 42. Bd2 b5 43. axb5 axb5 44. Kd4 Bb6+ 45. Kd3 Bc5 46. Bc3 Ba3 47. Bg7 Bc5 48. Bc3 Bf8 49. Bg7 Be7 50. Kd4 Bd6 51. Bf6 Kc7 52. Bg5 Kb6 53. Bd8+ Ka6 54. Kd3 Bf8 55. Kd4 Bd6 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.21"] [Round "4.2"] [White "Wang Hao"] [Black "Kirill Alekseenko"] [Result "1/2-1/2"] [ECO "D78"] [WhiteElo "2762"] [BlackElo "2698"] [PlyCount "81"] [EventDate "2020.03.17"] 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. Nbd2 a5 8. b3 Bf5 9. Bb2 a4 10. bxa4 Qa5 11. Qb3 Nbd7 12. cxd5 cxd5 13. Rfc1 Ra6 14. e3 Qxa4 15. Bf1 Qxb3 16. axb3 Rxa1 17. Rxa1 Nb6 18. Ra7 Rb8 19. Ne5 Nfd7 20. Bb5 f6 21. Nxd7 Bxd7 22. Ra5 Bf5 23. Ba3 Bf8 24. Bc5 Nd7 25. Ra7 Nxc5 26. dxc5 e5 27. b4 b6 28. c6 Bxb4 29. e4 dxe4 30. Nxe4 Bxe4 31. c7 Rf8 32. Bc4+ Kh8 33. Be6 Bf5 34. c8=Q Rxc8 35. Bxc8 Bxc8 36. Ra8 Kg7 37. Rxc8 Bc5 38. Rc7+ Kh6 39. h4 f5 40. Kg2 e4 41. Kf1 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.21"] [Round "4.3"] [White "Maxime Vachier-Lagrave"] [Black "Alexander Grischuk"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2767"] [BlackElo "2777"] [PlyCount "106"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 Ke8 10. Nc3 h5 11. Bf4 Be7 12. Rad1 Be6 13. Ng5 Rh6 14. Rfe1 Bb4 15. a3 Bxc3 16. bxc3 h4 17. g4 hxg3 18. fxg3 Ne7 19. h4 Nd5 20. Bc1 Nxc3 21. Rd3 Na4 22. Rf3 Bd5 23. Rf4 Nb6 24. Ref1 Rg6 25. Rf5 Bc4 26. Re1 Ke7 27. h5 Rh6 28. g4 Rhh8 29. a4 Nxa4 30. Ba3+ c5 31. e6 f6 32. Bxc5+ Nxc5 33. Rxc5 fxg5 34. Rxc7+ Kd6 35. Rxc4 a5 36. Rd1+ Ke7 37. Re4 Rhd8 38. Rb1 Rdb8 39. Rb5 a4 40. Rxg5 Rg8 41. h6 gxh6 42. Rxg8 Rxg8 43. Rxa4 h5 44. Kf2 Rxg4 45. Rxg4 hxg4 46. Kg3 Kxe6 47. Kxg4 Ke5 48. Kf3 Kd4 49. Ke2 Kc3 50. Kd1 b5 51. Kc1 b4 52. Kb1 b3 53. cxb3 Kxb3 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.21"] [Round "4.4"] [White "Ding Liren"] [Black "Anish Giri"] [Result "1/2-1/2"] [ECO "E00"] [WhiteElo "2805"] [BlackElo "2763"] [PlyCount "84"] [EventDate "2020.03.17"] 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 d5 6. Nf3 O-O 7. Qc2 c5 8. cxd5 cxd4 9. Nxd4 Qb6 10. e3 exd5 11. O-O Nc6 12. Nxc6 bxc6 13. Rc1 Rb8 14. Bxb4 Qxb4 15. b3 h5 16. Nc3 h4 17. Ne2 Bd7 18. Nf4 hxg3 19. hxg3 Rfc8 20. Bf3 a4 21. bxa4 Ra8 22. Nd3 Qxa4 23. Qxa4 Rxa4 24. Nc5 Ra5 25. a4 Rca8 26. Bd1 Be8 27. Kf1 Kf8 28. Rab1 Ne4 29. Nxe4 dxe4 30. Rb7 c5 31. Bb3 R5a7 32. Rxa7 Rxa7 33. Ke1 Ke7 34. Ra1 c4 35. Bc2 Kd6 36. Kd2 Kc5 37. Kc3 Ra6 38. g4 g5 39. a5 Bc6 40. Ra2 Ra7 41. Ra1 Ra6 42. Ra2 Kd5 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.22"] [Round "5"] [White "Ian Nepomniachtchi"] [Black "Wang Hao"] [Result "1-0"] [ECO "C42"] [PlyCount "85"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. Re1 O-O 9. Nbd2 Nd6 10. Nf1 Bxd3 11. Qxd3 c6 12. Bf4 Na6 13. h4 Nc7 14. Ng5 Bxg5 15. Bxg5 f6 16. Bf4 Qd7 17. Ng3 Rae8 18. Bxd6 Qxd6 19. Nf5 Qd7 20. Qh3 Kh8 21. h5 Rxe1+ 22. Rxe1 Re8 23. Rxe8+ Nxe8 24. g4 a6 25. b3 Qe6 26. Ne3 Nd6 27. h6 g6 28. c4 dxc4 29. bxc4 Kg8 30. Qh2 Kf7 31. c5 Nb5 32. Qb8 Qd7 33. Qh8 Ke6 34. f4 Nxd4 35. Qg8+ Qf7 36. Qc8+ Qd7 37. Qg8+ Qf7 38. Qd8 Qd7 39. f5+ gxf5 40. gxf5+ Nxf5 41. Qxd7+ Kxd7 42. Nxf5 Ke6 43. Ne3 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.22"] [Round "5"] [White "Anish Giri"] [Black "Fabiano Caruana"] [Result "1/2-1/2"] [ECO "D12"] [WhiteElo "2763"] [BlackElo "2842"] [PlyCount "83"] [EventDate "2020.03.15"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Bd2 Be7 9. Nxg6 hxg6 10. Qc2 Nbd7 11. O-O-O Nb6 12. c5 Nbd7 13. Kb1 Qb8 14. h4 g5 15. Be1 g4 16. e4 gxf3 17. gxf3 b6 18. exd5 exd5 19. cxb6 axb6 20. Ne2 Qa7 21. b3 Nh5 22. Ng3 g6 23. Nxh5 Rxh5 24. f4 Kf8 25. Be2 Rh8 26. Bd3 c5 27. Bc3 cxd4 28. Bxd4 Bf6 29. Bxf6 Nxf6 30. f5 gxf5 31. Bxf5 b5 32. Rh2 Rh5 33. Re2 d4 34. Re5 Ng4 35. Rc5 Ne3 36. Rc8+ Rxc8 37. Qxc8+ Ke7 38. Rc1 Nd5 39. Re1+ Ne3 40. Rc1 Nd5 41. Re1+ Ne3 42. Rc1 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.22"] [Round "5"] [White "Alexander Grischuk"] [Black "Ding Liren"] [Result "1/2-1/2"] [ECO "C84"] [WhiteElo "2777"] [BlackElo "2805"] [PlyCount "107"] [EventDate "2020.03.15"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nbd2 Qd7 12. a4 f6 13. Ne4 Na5 14. Ba2 c5 15. Be3 Rfc8 16. axb5 axb5 17. Nxc5 Rxc5 18. b4 Rcc8 19. bxa5 Kh8 20. Bd2 Nb4 21. Bb3 Bd5 22. Bxd5 Qxd5 23. Rc1 Nc6 24. c4 bxc4 25. Rxc4 Nxa5 26. Rxc8+ Rxc8 27. d4 Nc6 28. dxe5 Nxe5 29. Nxe5 fxe5 30. Qg4 Rd8 31. Be3 Bf6 32. Rc1 Qd7 33. Qh5 Qe8 34. Qf3 Rc8 35. Rd1 Rd8 36. Rc1 Rc8 37. Rb1 Rb8 38. Re1 Qg6 39. Ba7 Rc8 40. Qb7 Qc2 41. Be3 Qc6 42. Qb4 h5 43. Bc1 Qc2 44. Be3 Rd8 45. Qb1 Qxb1 46. Rxb1 Kh7 47. g4 hxg4 48. hxg4 Rd6 49. Kg2 Kg6 50. Kf3 Bg5 51. Ke4 Bxe3 52. fxe3 Re6 53. Rb7 Re8 54. Ra7 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.22"] [Round "5"] [White "Kirill Alekseenko"] [Black "Maxime Vachier-Lagrave"] [Result "1/2-1/2"] [ECO "B80"] [WhiteElo "2698"] [BlackElo "2767"] [PlyCount "65"] [EventDate "2020.03.15"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. a3 h5 10. O-O-O Bb7 11. Kb1 Be7 12. Rg1 Rc8 13. Be2 Nb6 14. Qe1 Nfd7 15. g4 hxg4 16. Rxg4 g6 17. Rxg6 Rxc3 18. Nxe6 Qc8 19. Ng7+ Kf8 20. Rh6 Rxh6 21. Bxh6 Rxc2 22. Nf5+ Ke8 23. Nxe7 Kxe7 24. Qh4+ f6 25. Bf4 Rxb2+ 26. Kxb2 Na4+ 27. Kb1 Nc3+ 28. Ka1 Nxd1 29. Qh7+ Kd8 30. Qg8+ Ke7 31. Qh7+ Kd8 32. Qg8+ Ke7 33. Qh7+ 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6"] [White "Ian Nepomniachtchi"] [Black "Ding Liren"] [Result "1-0"] [ECO "C78"] [PlyCount "79"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Na5 10. Ba2 Be6 11. b4 Bxa2 12. Rxa2 Nc6 13. Bg5 Qd7 14. Bxf6 Bxf6 15. Nd5 a5 16. Rb2 axb4 17. axb4 Bd8 18. c4 Nd4 19. Nxd4 exd4 20. Qc2 Re8 21. g3 bxc4 22. Qxc4 c6 23. Nf4 Bg5 24. Ne2 d5 25. exd5 cxd5 26. Qb3 h5 27. b5 h4 28. b6 h3 29. Kh1 Reb8 30. Rfb1 Bd8 31. Qb5 Qg4 32. Qxd5 Ra5 33. Qc6 Rc5 34. Qe8+ Kh7 35. Ng1 Rxb6 36. Qxd8 Rxb2 37. Rxb2 Rc1 38. Qh4+ Qxh4 39. gxh4 Rd1 40. f3 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.1"] [White "Alexander Grischuk"] [Black "Fabiano Caruana"] [Result "1/2-1/2"] [ECO "C78"] [WhiteElo "2777"] [BlackElo "2842"] [PlyCount "108"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 O-O 12. Be3 Re8 13. Ng5 Rf8 14. Nf3 Re8 15. Re1 exd4 16. cxd4 Nxe4 17. d5 Bxe3 18. Rxe3 Na7 19. Qd4 Bf5 20. Nbd2 Nc5 21. Rxe8+ Qxe8 22. Re1 Qf8 23. Bd1 b4 24. Be2 Qd8 25. Bf1 h6 26. Re3 b3 27. Qf4 Bd7 28. Nd4 Rb4 29. Rg3 Qe7 30. Bc4 Nb5 31. N4xb3 Nxb3 32. Rxb3 Qe1+ 33. Kh2 Rxb3 34. Nxb3 Qb4 35. Qe4 c5 36. Qd3 g6 37. g4 Kg7 38. Kg2 Nc7 39. Qc3+ Qxc3 40. bxc3 f5 41. Nd2 Kf6 42. Kg3 Bb5 43. Bb3 Be2 44. gxf5 gxf5 45. f4 Nb5 46. c4 Nc3 47. Bc2 Bd1 48. Bd3 Na2 49. Kf2 Nb4 50. Ke3 Bc2 51. Be2 Na2 52. Nf1 Nc1 53. Kd2 Nxe2 54. Kxe2 Ba4 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.2"] [White "Kirill Alekseenko"] [Black "Anish Giri"] [Result "0-1"] [ECO "C50"] [WhiteElo "2698"] [BlackElo "2763"] [PlyCount "196"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. Re1 a5 8. Nbd2 Be6 9. Bb5 Ba7 10. Nf1 Ne7 11. Ng3 c6 12. Ba4 Ng6 13. h3 d5 14. exd5 Nxd5 15. Bc2 Qc7 16. d4 exd4 17. Nxd4 Rae8 18. Bg5 Ndf4 19. Qd2 Bd5 20. Rxe8 Rxe8 21. Re1 Re5 22. Bxf4 Rxe1+ 23. Qxe1 Qxf4 24. Qe8+ Nf8 25. Bb3 Bxd4 26. cxd4 Bxb3 27. axb3 Qf6 28. Qe4 g6 29. Ne2 Ne6 30. h4 h5 31. g3 Qd8 32. Qe5 Qb6 33. d5 cxd5 34. Qxd5 Kf8 35. Nc3 Qc7 36. Ne4 Qc1+ 37. Kg2 Qxb2 38. Qd7 b6 39. Nd6 Qf6 40. Qe8+ Kg7 41. Qd7 Kg8 42. Qe8+ Nf8 43. Qc6 Qd8 44. Nc4 Ne6 45. Nxb6 Nd4 46. Qc5 Nxb3 47. Qb5 Nd2 48. Qxa5 Qd3 49. Qa1 Qe4+ 50. Kg1 Nf3+ 51. Kf1 Nxh4 52. Qa8+ Qxa8 53. Nxa8 Nf3 54. Kg2 Ne5 55. f4 Ng4 56. Nb6 Kf8 57. Nd5 Ke8 58. Nc3 Ke7 59. Ne4 Ne3+ 60. Kf3 Nc4 61. Ng5 Kf6 62. Ne4+ Kf5 63. Nf2 Nd2+ 64. Ke3 Nf1+ 65. Kf3 Nh2+ 66. Kg2 Ng4 67. Nh3 f6 68. Kf3 Ke6 69. Ke4 Kd6 70. Ng1 Kc5 71. Kd3 Nh6 72. Ke3 Nf5+ 73. Kf3 Kc4 74. Nh3 Nd4+ 75. Ke3 Nf5+ 76. Kf3 Kd4 77. Nf2 Nd6 78. Nh3 Ne4 79. Ng1 Kd3 80. Kg2 Nd2 81. Kf2 Ke4 82. Ne2 Nb1 83. Ng1 h4 84. Nh3 Kf5 85. gxh4 Kg4 86. f5 gxf5 87. Ke3 Nc3 88. Nf2+ Kg3 89. Nd3 Nd5+ 90. Kd4 Nf4 91. Nc5 Kxh4 92. Ke3 Kg3 93. Nb3 Ne6 94. Nd2 f4+ 95. Ke2 Ng5 96. Kf1 f3 97. Kg1 f2+ 98. Kf1 f5 0-1 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.4"] [White "Wang Hao"] [Black "Maxime Vachier-Lagrave"] [Result "1/2-1/2"] [ECO "D87"] [WhiteElo "2762"] [BlackElo "2767"] [PlyCount "165"] [EventDate "2020.03.17"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 b6 11. h4 e6 12. h5 Qh4 13. hxg6 hxg6 14. f3 Bb7 15. Qd2 cxd4 16. cxd4 Rfd8 17. Rac1 Qe7 18. Rfd1 Rac8 19. Bg5 Bf6 20. Bxf6 Qxf6 21. Qe3 Kg7 22. Kf2 Rh8 23. Rh1 Rxh1 24. Rxh1 Rh8 25. Rxh8 Kxh8 26. Qc3 Kg8 27. d5 Qxc3 28. Nxc3 Na5 29. Bd3 exd5 30. exd5 Kf8 31. Ke3 Ke7 32. Kd4 Bc8 33. Nb5 a6 34. Nc7 Kd6 35. Nxa6 Nb7 36. g4 g5 37. Nb4 Bd7 38. Nc2 Ke7 39. Ne3 Nd6 40. Nd1 Ba4 41. Nf2 f6 42. Be2 Be8 43. Nd1 Ba4 44. Nb2 Be8 45. Bd1 Nb5+ 46. Kc4 Nc7 47. Bb3 Kd6 48. Kd4 Nb5+ 49. Kd3 Nc7 50. Nc4+ Kc5 51. Nd2 Bb5+ 52. Ke4 Bd7 53. Nf1 Nb5 54. Ng3 Nd6+ 55. Ke3 f5 56. gxf5 Bxf5 57. Nxf5 Nxf5+ 58. Ke4 Nh4 59. Ba4 Kd6 60. Be8 Ng2 61. Bf7 Ne1 62. a4 Nc2 63. Be8 Ne1 64. Bb5 Ng2 65. Bc4 Nh4 66. Bf1 Kc5 67. Bh3 Kd6 68. Be6 Ng6 69. Bf7 Nh4 70. Be8 Ng2 71. Bb5 Nh4 72. Bd3 Kc5 73. Bf1 Kd6 74. Bh3 Ng6 75. Be6 Nh4 76. Bf7 Ke7 77. Bh5 Kd6 78. Bg4 Ng2 79. Kf5 Kxd5 80. Kxg5 Ke5 81. Kg6 Nf4+ 82. Kf7 Nd3 83. Ke7 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.25"] [Round "7"] [White "Maxime Vachier-Lagrave"] [Black "Ian Nepomniachtchi"] [Result "1-0"] [ECO "C18"] [PlyCount "83"] [EventDate "2020.03.17"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qc7 8. h5 h6 9. Rb1 b6 10. Qg4 Rg8 11. Bb5+ Kf8 12. Bd3 Ba6 13. dxc5 Bxd3 14. cxd3 Nd7 15. d4 bxc5 16. Qd1 Qa5 17. Bd2 Rb8 18. Ne2 c4 19. O-O Rb6 20. Qc2 Rh8 21. a4 Ke8 22. Rb4 Nc6 23. f4 Ne7 24. Rfb1 f5 25. Rb5 Qa6 26. Bc1 Kf7 27. Ba3 Rhb8 28. Bxe7 Kxe7 29. g4 Rxb5 30. axb5 Rxb5 31. gxf5 Rxb1+ 32. Qxb1 exf5 33. Ng3 Qb6 34. Nxf5+ Kf8 35. Qa1 Qe6 36. Ng3 Qg4 37. Kg2 Qxf4 38. Qxa7 Ke7 39. Qa3+ Kd8 40. Qd6 g5 41. hxg6 h5 42. g7 1-0 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.25"] [Round "7.1"] [White "Fabiano Caruana"] [Black "Wang Hao"] [Result "1/2-1/2"] [ECO "C42"] [WhiteElo "2842"] [BlackElo "2762"] [PlyCount "82"] [EventDate "2020.03.17"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 O-O 8. Qd2 Nd7 9. O-O-O Nf6 10. Bd3 c5 11. Rhe1 Be6 12. Kb1 Qa5 13. c4 Qxd2 14. Nxd2 Rad8 15. f3 b6 16. g4 d5 17. g5 Nh5 18. cxd5 Bxd5 19. Ne4 f5 20. gxf6 Nxf6 21. Bg5 Kf7 22. Ng3 c4 23. Bf1 b5 24. a4 a6 25. axb5 axb5 26. Nf5 Bc5 27. Re5 Bxf3 28. Rxd8 Rxd8 29. Rxc5 Rd1+ 30. Ka2 Rxf1 31. Rxb5 c3 32. Bxf6 Kxf6 33. Ne3 Rf2 34. Rf5+ Ke6 35. Ka3 cxb2 36. Kxb2 h5 37. h4 Rxc2+ 38. Kxc2 Be4+ 39. Kd2 Bxf5 40. Ke2 Ke5 41. Kf3 Bd3 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.25"] [Round "7.3"] [White "Ding Liren"] [Black "Kirill Alekseenko"] [Result "1/2-1/2"] [ECO "E00"] [WhiteElo "2805"] [BlackElo "2698"] [PlyCount "80"] [EventDate "2020.03.17"] 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O Nbd7 8. Qc2 c6 9. Bf4 b6 10. Rd1 Ba6 11. Nbd2 Rc8 12. Rac1 Nh5 13. Be3 Nhf6 14. Bg5 Bb7 15. Ne5 Nxe5 16. dxe5 Ng4 17. Bxe7 Qxe7 18. Nf3 f6 19. exf6 Nxf6 20. Bh3 Rce8 21. Qa4 c5 22. b4 cxb4 23. Qxa7 Ne4 24. Qxb6 Nc3 25. Re1 dxc4 26. a3 Bd5 27. Qxb4 Qxb4 28. axb4 Nxe2+ 29. Rxe2 Rxf3 30. Bg2 Rff8 31. Rd2 Rb8 32. Bxd5 exd5 33. Rxd5 Rxb4 34. Rc2 Rc8 35. Kf1 c3 36. Ke2 Rb7 37. Rd3 Rb2 38. Kd1 Rb1+ 39. Ke2 Rb2 40. Kd1 Rb1+ 1/2-1/2 [Event "World Championship Candidates"] [Site "Yekaterinburg RUS"] [Date "2020.03.25"] [Round "7.4"] [White "Anish Giri"] [Black "Alexander Grischuk"] [Result "1/2-1/2"] [ECO "A20"] [WhiteElo "2763"] [BlackElo "2777"] [PlyCount "80"] [EventDate "2020.03.17"] 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. Nc2 Nf6 7. Nc3 Qe5 8. Bg2 Na6 9. O-O Be7 10. Ne3 h5 11. d4 exd3 12. exd3 Qd4 13. Nc2 Qg4 14. Bf4 Qxd1 15. Raxd1 Bg4 16. Rd2 O-O-O 17. d4 Nc7 18. Ne3 Be6 19. d5 Ncxd5 20. Ncxd5 Nxd5 21. Nxd5 Bxd5 22. Rxd5 Rxd5 23. Bxd5 cxd5 24. Rc1+ Kd7 25. Rc7+ Ke6 26. Rxb7 Rc8 27. Rxa7 Rc2 28. Be3 Bf6 29. Ra4 Bxb2 30. Kg2 d4 31. Bxd4 Bxd4 32. Rxd4 Rxa2 33. Re4+ Kf6 34. Rf4+ Ke6 35. Re4+ Kf6 36. Rf4+ Ke6 37. Re4+ Kf6 38. Rf4+ Ke6 39. h4 g6 40. Re4+ Kf6 1/2-1/2

miércoles, 18 de marzo de 2020

La Revolución De Los 70'S # 6 Rodriguez Cespedes,Amador - Jussupow,Artur (2450) [B33] IBM–18 Grootmeester Group B Amsterdam (3), 07.1978

La Revolución De Los 70'S
[Event "IBM-18 Grootmeestergroep B"] [Site "Amsterdam"] [Date "1978.07.??"] [Round "3"] [White "Rodriguez Cespedes, Amador"] [Black "Jussupow, Artur"] [Result "0-1"] [ECO "B33"] [BlackElo "2450"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "158"] [EventDate "1978.07.13"] [EventType "tourn"] [EventRounds "13"] [EventCountry "NED"] [EventCategory "7"] {[%evp 0,158,80,4,128,109,100,64,58,28,28,9,31,40,36,18,18,18,18,6,23,-21,-14, -9,-7,-68,6,-14,-24,-31,-18,0,-10,-17,10,0,20,-13,-12,-31,-1,-67,-67,-30,12,4, -18,-18,24,-42,-77,-77,80,-76,-108,-108,-58,-7,-57,-190,-156,-158,-124,-158, -124,-215,-100,-96,-96,-309,-267,-287,-228,-217,-185,-212,-257,-257,-212,-212, -108,-140,-151,-175,-76,-242,-225,-113,-144,-144,-136,-166,-46,-67,53,-51,-146, -146,-33,-33,-63,-63,-46,-46,-22,-46,-46,-170,-236,-236,-177,-206,-236,-236, -236,-236,-236,-236,-230,-228,-238,-217,-246,-246,-217,-217,-217,-217,-217, -217,-217,-246,-209,-209,-209,-209,-112,-199,-129,-115,-112,-112,-41,-95,-67, -172,-254,-271,-271,-273,-268,-256,-270,-270,-269,-273,-269,-270,-270,-275, -275]} {B33: Defensa Siciliana: Variante Pelikan & Sveshnikov} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Bxf6 gxf6 11. Nd5 f5 12. c3 Bg7 13. exf5 Bxf5 14. Nc2 O-O 15. Nce3 Be6 16. g4 b4 (16... Qh4 17. Bg2 Ra7 18. Be4 f5 19. Bxf5 Bxf5 20. gxf5 Qe4 21. Rg1 Rxf5 22. Qg4 Qxg4 23. Rxg4 Rf8 24. a4 Raf7 25. axb5 axb5 26. Ra6 Nb8 27. Rxd6 Rxf2 28. Nc7 R2f3 29. Ke2 Rf2+ 30. Kd3 R8f4 31. Rd8+ {Torre,E (2505)-Ljubojevic,L (2620) Manila 1976 1-0 (43)}) 17. cxb4 Rb8 18. a3 a5 $146 (18... e4 19. Bg2 f5 20. Nf4 Bf7 21. Nxf5 Bxb2 22. O-O Be5 23. Nd5 Be6 24. Bxe4 Bxf5 25. gxf5 Bxh2+ 26. Kxh2 Qh4+ 27. Kg2 Qxe4+ 28. f3 Qxf5 29. Rg1 Kh8 30. Rc1 Ne5 31. Rc3 Rf7 32. Qd4 Rg7+ 33. Kf2 {Anderson,B (2385)-Braga,F Buenos Aires 1978 0-1 (39)}) (18... Nd4 19. Bg2 Qh4 $11) 19. b5 $4 {[%csl Rb5] Amador se apresuró... Tenía que seguir desarrollando sus piezas...} (19. Bg2 $142 $11 {Y Blancas pueden respirar tranquilas...} axb4 20. a4 Ne7 21. O-O Nxd5 22. Bxd5 e4 23. Qe2 Qf6 24. Rad1 Bxd5 25. Rxd5 Qxb2 26. Qxb2 Bxb2 27. Rb1 Bc3 28. Nf5 b3 29. Nxd6 b2 30. Rg5+ Kh8 31. Rb5 Bd4 32. Kf1 Rxb5 33. axb5) 19... Nd4 $19 20. a4 f5 21. gxf5 Bxd5 22. Nxd5 Rxf5 23. Qg4 e4 24. Ne3 (24. Rd1 Nf3+ (24... Rxd5 $4 { too greedy} 25. Bc4 Kh8 26. Bxd5 $18) 25. Ke2 Rg5 26. Qe6+ Kh8 $17) 24... Nf3+ $19 25. Kd1 Re5 $4 {[%csl Re5] No fue la mejor decisión... Ahora las Blancas vuelven a tener aliento...} (25... Rc5 $142 26. Be2 Qf6 27. Bxf3 Qxb2 (27... Qxf3+ $2 28. Qxf3 exf3 29. Rc1 $18) (27... exf3 $6 28. Rg1 $17) 28. Bxe4 Qxa1+ 29. Ke2 Qb2+ 30. Kf1 Kh8 $19) 26. Bg2 $4 {[%csl Rg2]} ({Blancas desaprovechan esta gran oportunidad...} 26. Rc1 $142 $5 {[%csl Gc1]} h5 27. Qg6 $15) 26... Qb6 (26... h5 $142 {asegura el punto...} 27. Qg6 Nh4 $19) 27. Bxf3 $17 Qd4+ 28. Ke1 Qxb2 29. Rd1 $4 {[%csl Rd1]} (29. Rg1 Qxa1+ 30. Bd1 $17) 29... exf3 $19 30. Qxf3 Qc3+ 31. Ke2 (31. Rd2 Rbe8 32. Qd1 $19) 31... Qc4+ $6 {[%csl Yc4]} (31... Rf8 $142 $5 {[%csl Gf8]} 32. Qg3 Qc2+ 33. Rd2 Qxa4 34. Rg1 Qxb5+ 35. Ke1 $19) 32. Rd3 Qa2+ (32... Kh8 33. Rg1 Qc2+ 34. Rd2 Qxa4 35. Qc6 $17) 33. Rd2 (33. Kf1 Qxa4 34. Rg1 Qxb5 $17) 33... Qxa4 34. Rhd1 $4 {[%csl Rd1]} (34. Qc6 $142 Rf8 35. Rg1 $17) 34... Qxb5+ $19 35. Ke1 Rf8 (35... Kh8 $142 {Y Negras Ganan} 36. Qe2 Qc6 37. Rc2 Qh1+ 38. Kd2 Qxh2 39. Kc1 $19) 36. Qe2 Qc6 37. Rxd6 Qh1+ 38. Kd2 Qb7 39. Ke1 Rg5 ({Luce mejor:} 39... Qh1+ 40. Kd2 Qb7 41. Ke1 Ree8 42. R6d5 Bh6 43. Qc4 Kh8 44. Qd4+ Bg7 45. Qd3 Qf7 46. Rd2 Qf3 47. Rg5 Qh1+ 48. Ke2 Re4 49. Rxg7 Qf3+ 50. Ke1 Kxg7 51. Qc3+ Rf6 52. Re2 Kh6 53. Qc5 a4 54. Kd2 Ree6 55. h4 Kg6 56. Qc2+ Qe4 57. Kd1 Qxc2+ 58. Kxc2 Re4 59. Kb2 Rxh4 60. Nd5 Rd6 61. Ne7+ Kg5) 40. Qc4+ (40. f3 Qb8 41. Qd3 a4 $17) 40... Kh8 $19 41. R6d5 Qf7 $1 { [%csl Gf7]} 42. f4 (42. Z0 $140 Qxf2#) 42... Qe7 $1 {[%csl Ge7]} 43. Kf2 (43. Z0 $140 Qxe3+) 43... Rxd5 44. Rxd5 Qh4+ 45. Kg2 Qe1 $4 {[%csl Re1] Negras tenían otras formas de continuar con la presión...} (45... Rxf4 $142 46. Rd8+ $5 Qxd8 47. Qxf4 Qa8+ 48. Kg1 a4 $19) 46. Nf5 $11 Rb8 47. Nxg7 Rb2+ 48. Kh3 Qe3+ 49. Kg4 Qg1+ 50. Kf5 Qg6+ 51. Ke5 Qxg7+ 52. Ke4 Qg6+ 53. Ke5 $4 {[%csl Re5]} ({Su último chance...} 53. Kd4 $142 Qg1+ 54. Ke5 Qe1+ 55. Kf5 Qb1+ 56. Ke5 Qe1+ 57. Kd6 $11) 53... Qe8+ $19 54. Kf5 Qf7+ 55. Kg4 Qe6+ 56. Kg3 Qg8+ 57. Kh3 Qe6+ (57... Qg2+ 58. Kh4 Qxh2+ 59. Kg5 Qg3+ 60. Kf5 Qg6+ 61. Ke5 $19) 58. Kg3 Qg8+ 59. Kh3 Qg2+ 60. Kh4 Qxh2+ 61. Kg4 (61. Kg5 Qg3+ 62. Kf5 Qg6+ 63. Ke5 Rb8 $19) 61... Qg2+ (61... Qg1+ $142 62. Kf5 Qg6+ 63. Ke5 $19) 62. Kf5 Qg6+ 63. Ke5 Qe8+ 64. Kf5 Qg6+ 65. Ke5 Rb8 66. Rd6 Qg7+ 67. Ke4 Qe7+ 68. Re6 Qb4 69. Qd4+ Kg8 70. Rd6 $6 (70. Re5 h6 71. Rd5 Qb1+ 72. Qd3 Qh1+ 73. Ke3 Qh3+ 74. Kd2 Qh2+ 75. Kd1 Qg1+ 76. Kc2 Qb1+ 77. Kd2 Rb2+ 78. Ke3 Qg1+ 79. Ke4 Qg6+ 80. Kd4 Qf6+ 81. Ke3 Qe6+ 82. Kd4 $19) 70... Qxd4+ 71. Kxd4 Ra8 72. Ke5 (72. Kc3 Ra7 73. Rd5 $19) 72... a4 73. Rd2 a3 74. Ra2 Kf7 75. Kf5 Ra5+ 76. Ke4 Kf6 77. Ke3 Kf5 78. Rg2 Ra7 79. Ra2 Ra4 0-1

sábado, 14 de marzo de 2020

Finales De Ajedrez: Ejercicios Prácticos # 11


Pon tus conocimientos en práctica con los más importantes finales de ajedrez y que estos ejercicios puedan ayudarte a mejorar y a entender esta interesante parte del juego ciencia.
Cada semana encontrarás diferentes diagramas donde podrás jugar con el programa de ajedrez.  

Un Gran Maestro perdió una valiosa oportunidad de ganar el juego. Blancas jugaron: 1.♔e5? 
La partida terminó en Tablas… ¿Podrías encontrar el movimiento ganador? 



miércoles, 11 de marzo de 2020

La Revolución De Los 70'S #5 Gennady Kuzmin - Mikhail Tal [E92] Interzonal Leningrad (9), 14.06.1973

La Revolución De Los 70'S
[Event "Interzonal"] [Site "Leningrad "] [Date "1973.06.14"] [Round "9"] [White "Gennady Kuzmin"] [Black "Mikhail Tal"] [Result "1-0"] [ECO "E92"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "125"] [EventDate "1973.06.03"] {[%evp 0,125,28,28,16,-44,72,-75,67,32,75,65,108,67,43,36,97,43,152,135,201, 166,122,100,102,80,108,83,101,98,98,102,151,151,180,178,299,209,194,118,197,99, 99,105,105,103,100,14,59,38,117,86,86,83,83,74,63,39,46,91,71,30,62,55,32,42, 14,0,13,3,-1,-26,0,12,0,0,14,-46,0,8,0,-93,5,0,22,22,10,0,22,0,72,74,75,108,94, 84,141,131,137,117,111,96,96,98,153,179,179,197,197,178,219,242,279,371,421, 462,493,535,585,613,681,431,431,620,579,641,709,744]} {E92 Defensa India Del Rey} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 O-O 6. Nf3 d6 7. Be2 e5 8. O-O (8. dxe6 Bxe6 9. Bf4 Qb6 10. Qb3 Qc6 11. Ng5 h6 12. Nxe6 fxe6 13. Bf3 e5 14. Be3 Qd7 15. Rd1 b6 16. Nd5 Nc6 17. Qa4 Kh7 18. O-O Rad8 19. Nxf6+ Rxf6 20. Kh1 Qb7 21. Be2 Rdf8 22. Qc2 Nb4 {Vukic,M (2480)-Velimirovic,D (2520) Belgrade 1978 0-1 (41)}) 8... Ne8 9. a3 (9. Bg5 f6 10. Bh4 Rf7 11. Nd2 Bh6 12. Kh1 Nd7 13. a3 Nf8 14. f3 Bf4 15. Qe1 Ng7 16. Bf2 f5 17. b4 b6 18. Rb1 Bxd2 19. Qxd2 f4 20. Rb2 g5 21. Rfb1 Bd7 22. bxc5 bxc5 23. Nb5 Bxb5 {Tan,B-Van Tilbury,C Buenos Aires 1978 1/2-1/2 (31)}) 9... Qe7 10. b4 Nd7 $146 (10... b6 11. Rb1 f5 12. Nd2 f4 13. Bg4 Nd7 14. Nb3 h5 15. Be6+ Kh7 16. bxc5 dxc5 17. Nb5 a6 18. Nc3 Nd6 19. Nd2 f3 20. Nxf3 Nxc4 21. d6 Nxd6 22. Nd5 Qd8 23. Ng5+ Kh8 24. Bxd7 Bxd7 25. Nxb6 {Schinzel,W-Gerenski,H Varna 1972 EXT 2002 [Raetsch,H] 1-0 (35)}) 11. Rb1 h6 12. g3 f5 {[%csl Yf5][%cal Ge8f6]} (12... Nef6 $5 $16) 13. Nh4 Qf6 14. exf5 gxf5 15. Bb2 b6 (15... cxb4 $5 16. axb4 a5 17. bxa5 Nc5 $16) 16. Bd3 $18 e4 17. Nxe4 Qxb2 (17... Qf7 $142 18. Nd2 Ne5 $18) 18. Rxb2 fxe4 19. Bxe4 Bxb2 20. Bh7+ $4 {[%csl Rh7] Blancas arruinan su ventaja...} (20. Qc2 $142 {[%csl Gc2]} Ndf6 21. Qxb2 Nxe4 22. Ng6 $18) 20... Kxh7 $16 21. Qc2+ Kg8 22. Qxb2 Ng7 23. Re1 ( 23. Ng6 Rf7 24. Re1 $16) 23... Ne5 24. Qc3 (24. Rxe5 dxe5 25. Ng6 Re8 $11) 24... Bf5 (24... Nf5 25. Nxf5 Bxf5 26. f4 $11) 25. f4 Ng6 26. Nxf5 Rxf5 27. bxc5 bxc5 28. Qa5 (28. Qd3 Nf8 $14) 28... Rf7 $14 29. Qa6 Rd8 30. Qb5 Ne7 31. Qa5 Rd7 32. Rb1 Ngf5 33. Rb8+ (33. Qa4 Ng6 $11) 33... Kg7 34. Qc3+ (34. g4 $5 { [%csl Gg4] es interesante...} Nd4 35. f5 $15) 34... Nd4 $17 35. Qe3 (35. Kg2 $142 $17) 35... Ng6 (35... Ng8 $142 $5 36. Qe8 Nf6 37. Qh8+ Kg6 $17) 36. Qe8 $11 Nf8 37. Qc8 (37. Ra8 Rb7 $11) 37... h5 38. Rb2 (38. a4 $142 $5 $11 { otra viable alternativa...}) 38... Rde7 39. Qd8 Nf5 40. Kf2 $2 {[%csl Rf2]} ( 40. Qa5 $15 {[%csl Ga5]}) 40... Ng6 $4 {[%csl Rg6] Y Negras le dan otra oportunidad a su adversario...} (40... Nd7 $142 $19 {[%csl Gd7]}) 41. Re2 $11 Rf8 42. Rxe7+ Ngxe7 43. Qd7 Rf7 44. Qd8 Kh7 (44... Rf8 45. Qd7 Rf7 46. Qd8 $11) 45. a4 $14 Ng8 46. Qg5 Ng7 47. h3 Ne7 (47... Nh6 $142 $5 $16) 48. g4 $18 Ng6 ( 48... Ng8 49. f5 (49. gxh5 $6 Ne7 $11) 49... Nf6 50. Ke2 $18) 49. f5 Ne5 50. Ke2 hxg4 51. hxg4 Ne8 $4 {[%csl Re8]} (51... a5 $142 $18 {[%csl Ga5]}) 52. Qd8 Rf8 (52... Nxg4 53. Qxe8 Ne5 54. Qe6 $18) 53. g5 {[%cal Yf5f6]} Kg8 54. Qe7 Ng7 (54... Nxc4 {Tal vez el único chance para las Negras...} 55. f6 Ne5 56. Qxa7 Rf7 $18) 55. f6 Nh5 (55... Ne8 56. Qxa7 Rf7 57. Qb8 $18) 56. Kd1 Ng6 (56... Rf7 57. Qxd6 Ng6 58. Qxc5 $18) 57. Qxa7 Ne5 (57... Kh8 58. Qc7 Re8 59. Qxd6 $18) 58. Qe7 Rf7 (58... Nf7 59. g6 Ng5 60. f7+ Nxf7 61. gxf7+ Rxf7 62. Qxd6 Rf1+ 63. Kc2 Rf2+ 64. Kd3 Rf3+ 65. Ke4 $18) 59. Qxd6 Nxc4 (59... Nd3 60. Kd2 Ndf4 61. a5 $18) 60. Qh2 Nxf6 (60... Ne3+ 61. Kc1 Nxd5 62. Qxh5 Nf4 $18) 61. gxf6 Rxf6 62. Qh4 Ne3+ 63. Ke2 (63. Ke2 Kf7 64. Kxe3 $18) 1-0

lunes, 9 de marzo de 2020

10 Atractivos Problemas De Ajedrez Creados Por Un Programa De Ajedrez CHESTHETICA




El Dr. Azlan Iqbal, creó un programa que compone estudios y problemas de ajedrez. En el siguiente link podrán encontrar mas acerca de esta interesante parte de códigos e inteligencia artificial  para el juego ciencia...


Games
[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.67"] [Black "Chesthetica v10.67"] [Result "1-0"] [SetUp "1"] [FEN "8/2R5/8/7p/5Kpk/7b/4B3/8 w - - 0 1"] [PlyCount "5"] 1. Rh7 Bg2 2. Bxg4 Bh1 3. Rxh5# 1-0 [Event "?"] [Site "?"] [Date "2018.10.27"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "7K/1R6/6k1/8/3Q3b/6P1/8/8 w - - 0 1"] [PlyCount "5"] [EventDate "2018.??.??"] 1. g4 Bf6+ 2. Rg7+ Bxg7+ 3. Qxg7# 1-0 [Event "?"] [Site "?"] [Date "2018.12.17"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "8/8/8/1r6/k7/2K5/2n5/2Q2R2 w - - 0 1"] [PlyCount "5"] [EventDate "2018.??.??"] 1. Qa1+ Na3 2. Qxa3+ Kxa3 3. Ra1# 1-0 [Event "?"] [Site "?"] [Date "2018.10.25"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "2k5/4r1q1/3P4/B1K5/8/8/6Q1/8 w - - 0 1"] [PlyCount "5"] [EventDate "2018.??.??"] 1. d7+ Kb8 2. d8=R+ Ka7 3. Ra8# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "5K1N/7k/8/6P1/1p6/8/8/8 w - - 0 1"] [PlyCount "9"] 1. Kf7 b3 2. Ng6 b2 3. Nf8+ Kh8 4. g6 b1=Q 5. g7# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "1r5k/1P2P3/4BP2/3K4/6N1/8/5b2/8 w - - 0 1"] [PlyCount "7"] 1. Bc8 Bc5 2. e8=R+ Bf8 3. Rxf8+ Kh7 4. Bf5# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.78"] [Black "Chesthetica v10.78"] [Result "1-0"] [SetUp "1"] [FEN "3K1R2/8/pkB5/5R2/2P5/8/8/1b6 w - - 0 1"] [PlyCount "9"] 1. Kd7 Bxf5+ 2. Rxf5 a5 3. c5+ Ka7 4. Rf8 a4 5. Ra8# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.69"] [Black "Chesthetica v10.69"] [Result "1-0"] [SetUp "1"] [FEN "2N5/8/6rk/3p4/4BR1K/p7/8/6B1 w - - 0 1"] [PlyCount "7"] 1. Rf7 d4 2. Ne7 Rg4+ 3. Kxg4 d3 4. Ng8# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "8/2B5/2p5/1B2P3/6N1/p6k/p1B1K3/3N4 w - - 0 1"] [PlyCount "9"] 1. Kf3 a1=Q 2. Bd8 Qxd1+ 3. Bxd1 cxb5 4. Be2 b4 5. Bf1# 1-0 [Event "?"] [Site "?"] [Date "2018.11.17"] [Round "?"] [White "Chesthetica v10.82"] [Black "Chesthetica v10.82"] [Result "1-0"] [SetUp "1"] [FEN "8/4K3/b2Q3r/b3p3/2Nn3R/8/7R/5k2 w - - 0 1"] [PlyCount "9"] [EventDate "2018.??.??"] 1. Rf4+ Kg1 2. Rg4+ Kf1 3. Ne3+ Ke1 4. Rg1+ Bf1 5. Rxf1# 1-0

PAN-AMERICAN Collegiate 2025

Human Vs. Machine

Mosaico Ajedrecístico Chess Club