[Event "Torneo de Grandes Maestros (3). Chennai"] [Site "https://lichess.org/study/vftFZ6PI/BVZ0FOXR"] [Date "2023.12.17"] [Round "3.1"] [White "Erigaisi, Arjun"] [Black "Predke, Alexandr"] [Result "1-0"] [WhiteElo "2727"] [BlackElo "2689"] [Annotator "Leontxo Garcia"] [Variant "Standard"] [ECO "B33"] [Opening "Sicilian Defense: Lasker-Pelikan Variation"] [Source "https://lichess.org/study/vftFZ6PI/BVZ0FOXR"] [Orientation "white"] { [%evp 0,141,20,5,62,48,48,9,29,29,47,47,57,45,44,37,37,44,44,0,20,0,-8,-8,9, 20,20,15,17,34,64,52,45,6,-2,24,7,7,64,31,51,28,10,6,1,-16,-14,-8,0,-12,-11, -16,-8,-53,46,58,54,45,45,52,55,14,12,6,0,10,3,-49,0,0,0,0,0,14,32,6,106,105, 123,17,82,100,64,52,120,51,94,74,103,103,66,70,237,202,167,167,159,154,134,156, 180,180,137,137,137,200,200,396,403,443,425,425,425,498,521,589,563,470,472, 470,615,641,641,649,661,668,668,668,791,595,597,584,608,591,596,628,628,609, 989,992,1002,1012,1022,1022] La lucha contra reloj (hasta el 31 de diciembre) por las dos plazas pendientes en el Torneo de Candidatos de Toronto se complica mucho. El cubano-estadounidense Leinier Domínguez se retiró este domingo del abierto Chessable Sunway de Sitges tras cinco rondas, lo que casi anula sus posibilidades de superar a su compatriota Wesley So en la puntuación Elo. La otra plaza es la del Gran Premio de la FIDE, donde el indio Erigaisi tiene ahora más probabilidades que su paisano Gukesh, pero menos que el neerlandés Giri. Defensa Siciliana (B33): } 1. e4 { [%eval 0.2] } 1... c5 { [%eval 0.33] } 2. Nf3 { [%eval 0.17] } 2... Nc6 { [%eval 0.29] } 3. d4 { [%eval 0.33] } 3... cxd4 { [%eval 0.38] } 4. Nxd4 { [%eval 0.29] } 4... Nf6 { [%eval 0.36] } 5. Nc3 { [%eval 0.32] } 5... e5 { [%eval 0.13] } 6. Ndb5 { [%eval 0.38] } 6... d6 { [%eval 0.35] } 7. Nd5 { [%eval 0.29] } 7... Nxd5 { [%eval 0.38] } 8. exd5 { [%eval 0.16] } 8... Ne7 { [%eval 0.49] } 9. c3 { [%eval 0.29] } 9... Nf5 { [%eval 0.31] } 10. a4 { [%eval 0.34] } 10... Be7 { [%eval 0.2] } 11. Bd3 { [%eval 0.26] } 11... O-O { [%eval 0.23] } 12. O-O { [%eval 0.21] } 12... Nh4 { [%eval 0.42] } 13. f4 { [%eval 0.56] } 13... a6 { [%eval 0.41] } 14. Na3 { [%eval 0.46] } 14... exf4 { [%eval 0.35] } 15. Bxf4 { [%eval 0.39] } 15... Ng6 { [%eval 0.35] } 16. Bxg6 { [%eval -0.08] } 16... hxg6 { [%eval -0.1] } 17. Nc4 { [%eval -0.17] } 17... Qc7 { [%eval -0.1] } (17... Bf5 18. a5 Re8 { , Zélcic-Illescas, Europeo de Naciones, Plóvdiv 2003) }) 18. b3 { [%eval -0.09] } 18... b6 { [%eval 0.11] } (18... Bf5 19. a5 Be4 { , Cvak-Machotka, Campeonato de la República Checa por correo electrónico, ICCF 2015) }) 19. Be3 { [%eval -0.03] } 19... Rb8 { [%eval -0.03] } 20. Bd4 { [%eval -0.06] } 20... Bg5 { [%eval -0.09] } 21. Nd2 { [%eval -0.05] } 21... Re8 { [%eval -0.05] } 22. c4 { [%eval -0.41] } 22... Be3+ { [%eval -0.51] } 23. Bxe3 { [%eval -0.42] } 23... Rxe3 { [%eval -0.35] } 24. Re1 { [%eval -0.41] } 24... Qc5 { [%eval -0.41] } 25. Kh1 { [%eval -0.47] } 25... Bf5 { [%eval -0.39] } { (¿vale más el caballo o el alfil? Por otro lado, la mayoría blanca de peones en el ala de dama es más móvil que la negra en el flanco opuesto) } 26. Nf3?! { [%eval -1.01] } { Inaccuracy. Rxe3 was best. } (26. Rxe3) 26... Bg4? { [%eval 0.46] } { Mistake. Rd3 was best. } (26... Rd3 27. Qe2 Rxb3 28. Qe7 Rb2 29. Qh4 Qf2 30. Qxf2 Rxf2 31. Re7 f6 32. Nd4 Rc8 33. Kg1) 27. Rxe3 { [%eval 0.37] } 27... Qxe3 { [%eval 0.38] } 28. Qd4 { [%eval 0.26] } 28... Qxd4 { [%eval 0.37] } 29. Nxd4 { [%eval 0.48] } { (ahora vale más el caballo) } 29... Bd7 { [%eval 0.24] } 30. a5 { [%eval 0.02] } 30... b5 { [%eval 0.05] } 31. cxb5 { [%eval -0.08] } 31... Bxb5 { [%eval 0.0] } 32. Kg1 { [%eval 0.0] } 32... Bd3 { [%eval 0.0] } 33. Ra4 { [%eval -0.38] } 33... Re8?! { [%eval 0.17] } { Inaccuracy. f5 was best. } (33... f5 34. g4) 34. Rb4 { [%eval 0.28] } 34... Re1+ { [%eval 0.4] } 35. Kf2 { [%eval 0.11] } 35... Re5 { [%eval 0.35] } 36. Nc6 { [%eval 0.46] } 36... Re2+ { [%eval 0.35] } 37. Kf3 { [%eval 0.37] } 37... Ra2?! { [%eval 1.47] } { Inaccuracy. g5 was best. } (37... g5) 38. Rb8+ { [%eval 1.54] } 38... Kh7 { [%eval 1.58] } 39. Rd8? { [%eval 0.0] } { Mistake. Nb4 was best. } (39. Nb4) 39... f5?! { [%eval 0.6] } { Inaccuracy. Bf1 was best. } (39... Bf1 40. Rxd6 Bxg2+ 41. Ke3 g5 42. Kd4 Rd2+ 43. Kc5 f5 44. Nd8 f4 45. Ne6 g6 46. Nxg5+) 40. Rxd6 { [%eval 0.5] } 40... Be4+ { [%eval 0.65] } 41. Kf4 { [%eval 0.68] } 41... Rxg2 { [%eval 0.84] } 42. Rd8 { [%eval 1.13] } 42... g5+ { [%eval 0.9] } 43. Ke5 { [%eval 1.11] } 43... Rxh2?! { [%eval 1.75] } { Inaccuracy. Re2 was best. } (43... Re2 44. Nd4 Re1 45. d6 Bg2+ 46. Kxf5 Bh3+ 47. Kxg5 Re4 48. Nf3 Be6 49. h3 Bxh3 50. Rf8) 44. Nd4 { [%eval 1.61] } 44... Ra2?! { [%eval 2.44] } { Inaccuracy. Bg2 was best. } (44... Bg2) 45. b4 { [%eval 2.75] } 45... g4 { [%eval 2.8] } 46. d6 { [%eval 2.45] } 46... g3 { [%eval 2.55] } 47. d7 { [%eval 2.75] } 47... g2 { [%eval 2.71] } { (diagrama) } 48. Rh8+! { [%eval 2.78] } 48... Kxh8 { [%eval 2.26] } 49. d8=Q+ { [%eval 2.48] } 49... Kh7 { [%eval 2.31] } 50. Qg5 { [%eval 2.53] } 50... Ra1 { [%eval 2.92] } 51. Ne2 { [%eval 2.69] } 51... Rb1? { [%eval 4.64] } { Mistake. Rh1 was best. } (51... Rh1 52. Qg3) 52. Ke6 { [%eval 4.74] } 52... Rxb4 { [%eval 4.71] } 53. Qh4+ { [%eval 4.64] } 53... Kg8 { [%eval 4.71] } 54. Qd8+ { [%eval 4.82] } 54... Kh7 { [%eval 4.61] } 55. Kf7 { [%eval 4.78] } 55... Rb7+ { [%eval 4.55] } 56. Kf8 { [%eval 4.75] } 56... f4 { [%eval 4.49] } 57. Qh4+ { [%eval 4.86] } 57... Kg6 { [%eval 4.79] } 58. Nxf4+ { [%eval 4.55] } 58... Kf5 { [%eval 4.86] } 59. Nxg2 { [%eval 4.75] } 59... g5 { [%eval 4.75] } 60. Ne3+ { [%eval 4.76] } 60... Kf6 { [%eval 4.81] } 61. Qh6+ { [%eval 4.86] } 61... Ke5 { [%eval 4.64] } 62. Qxg5+ { [%eval 4.76] } 62... Kd4 { [%eval 4.61] } 63. Qf4 { [%eval 4.57] } 63... Rb5 { [%eval 4.36] } 64. Ke7 { [%eval 4.1] } 64... Kd3 { [%eval 4.39] } 65. Ng4 { [%eval 4.31] } 65... Bd5 { [%eval 4.43] } 66. Ne5+ { [%eval 4.78] } 66... Kc3 { [%eval 4.52] } 67. Qe3+ { [%eval 4.78] } 67... Kb4 { [%eval 5.1] } 68. Kd6 { [%eval 5.23] } 68... Rxa5?? { [%eval #14] } { Checkmate is now unavoidable. Ba2 was best. } (68... Ba2 69. Nc6+ Kc4 70. Qa7 Kd3 71. Qxa6 Bc4 72. Qa7 Rd5+ 73. Kc7 Ke4 74. a6 Bxa6 75. Qxa6) 69. Nd3+ { [%eval #14] } 69... Kc4 { [%eval #28] } 70. Nb2+ { [%eval 96.05] } 70... Kb4 { [%eval #16] } 71. Qd2+ { [%eval #17] } { , y Predke se rindió. } { PRECISÃO LICHESS: Brancas 96% Pretas 93% } 1-0