Event: Round 4: Grischuk, Alexander - Ernst, Robert
Date: 2025-05-30
White: Grischuk, Alexander
WhiteTitle: GM
WhiteElo: 2688
Black: Ernst, Robert
BlackTitle: FM
BlackElo: 2121
Result: 1-0
ECO: B23
Opening: Sicilian Defense: Closed
Variant: Standard
TimeControl: 10+5

1. e4 { [%eval 0.18] [%clk 0:09:40] } 1... c5 { [%eval 0.25] [%clk 0:10:09] } 2. Nc3 { [%eval 0.26] [%clk 0:09:43] } 2... e6 { [%eval 0.34] [%clk 0:10:11] } 3. Nf3 { [%eval 0.26] [%clk 0:09:46] } 3... Nc6 { [%eval 0.31] [%clk 0:10:15] } 4. Bb5 { [%eval 0.0] [%clk 0:09:42] } 4... Nd4 { [%eval 0.08] [%clk 0:10:17] } 5. O-O { [%eval 0.02] [%clk 0:09:45] } 5... a6 { [%eval 0.02] [%clk 0:10:21] } 6. Bd3 { [%eval 0.02] [%clk 0:09:48] } 6... Nc6 { [%eval 0.0] [%clk 0:10:25] } 7. Nd5 { [%eval 0.0] [%clk 0:09:51] } 7... g6 { [%eval 0.06] [%clk 0:10:27] } 8. Re1 { [%eval 0.12] [%clk 0:07:29] } 8... Bg7 { [%eval 0.15] [%clk 0:10:31] } 9. c3 { [%eval 0.16] [%clk 0:07:33] } 9... d6 { [%eval 0.14] [%clk 0:10:33] } 10. Ne3 { [%eval 0.09] [%clk 0:07:35] } 10... Nge7 { [%eval 0.0] [%clk 0:10:22] } 11. Bc2 { [%eval 0.07] [%clk 0:07:37] } 11... Ne5 { [%eval 0.34] [%clk 0:09:57] } 12. Nxe5 { [%eval 0.29] [%clk 0:06:06] } 12... dxe5 { [%eval 0.27] [%clk 0:10:00] } 13. a3 { [%eval 0.25] [%clk 0:05:18] } 13... O-O { [%eval 0.27] [%clk 0:08:33] } 14. b4 { [%eval 0.33] [%clk 0:05:21] } 14... Qc7 { [%eval 0.62] [%clk 0:08:36] } 15. bxc5 { [%eval 0.73] [%clk 0:05:13] } 15... Qxc5 { [%eval 0.66] [%clk 0:08:40] } 16. a4 { [%eval 0.63] [%clk 0:05:17] } 16... Rd8 { [%eval 0.72] [%clk 0:08:41] } 17. Qe2 { [%eval 0.45] [%clk 0:05:12] } 17... Qc7 { [%eval 0.5] [%clk 0:08:23] } 18. Nc4?! { [%eval -0.07] } { Inaccuracy. h4 was best. } { [%clk 0:04:34] } 18... Bd7 { [%eval -0.07] [%clk 0:07:39] } 19. Ba3 { [%eval -0.05] [%clk 0:04:36] } 19... Be8 { [%eval -0.1] [%clk 0:07:40] } 20. Nb6 { [%eval -0.12] [%clk 0:02:38] } 20... Qxb6 { [%eval 0.19] [%clk 0:07:38] } 21. Bxe7 { [%eval 0.18] [%clk 0:02:41] } 21... Rdc8 { [%eval 0.25] [%clk 0:07:28] } 22. Bg5 { [%eval 0.3] [%clk 0:02:32] } 22... Qc7 { [%eval 0.31] [%clk 0:07:20] } 23. a5 { [%eval 0.16] [%clk 0:02:19] } 23... b6 { [%eval 0.52] [%clk 0:06:58] } 24. axb6 { [%eval 0.6] [%clk 0:02:21] } 24... Qxb6 { [%eval 0.61] [%clk 0:07:02] } 25. Reb1 { [%eval 0.61] [%clk 0:02:20] } 25... Bb5 { [%eval 0.68] [%clk 0:06:26] } 26. Bd3 { [%eval 0.55] [%clk 0:02:22] } 26... Bxd3 { [%eval 0.48] [%clk 0:06:26] } 27. Qxd3 { [%eval 0.59] [%clk 0:02:25] } 27... Qc6 { [%eval 0.56] [%clk 0:06:27] } 28. Ra5 { [%eval 0.69] [%clk 0:02:22] } 28... Rc7 { [%eval 0.86] [%clk 0:04:48] } 29. Rba1 { [%eval 0.86] [%clk 0:01:51] } 29... Rd7?! { [%eval 1.79] } { Inaccuracy. h6 was best. } { [%clk 0:04:37] } 30. Rxa6 { [%eval 1.7] [%clk 0:01:23] } 30... Rxa6?! { [%eval 2.66] } { Inaccuracy. Rxd3 was best. } { [%clk 0:04:24] } 31. Qxa6 { [%eval 2.49] [%clk 0:01:26] } 31... Qc5?! { [%eval 3.4] } { Inaccuracy. Qxa6 was best. } { [%clk 0:03:37] } 32. Ra5 { [%eval 3.38] [%clk 0:00:55] } 32... Qc7?! { [%eval 4.45] } { Inaccuracy. Qf8 was best. } { [%clk 0:03:27] } 33. h3?! { [%eval 3.2] } { Inaccuracy. Qa8+ was best. } { [%clk 0:00:26] } 33... h6 { [%eval 2.9] [%clk 0:03:18] } 34. Be3 { [%eval 2.85] [%clk 0:00:30] } 34... Kh7 { [%eval 3.39] [%clk 0:03:20] } 35. Rc5?! { [%eval 2.58] } { Inaccuracy. c4 was best. } { [%clk 0:00:30] } 35... Qb8 { [%eval 2.61] [%clk 0:03:14] } 36. Rb5 { [%eval 2.71] [%clk 0:00:29] } 36... Qc7 { [%eval 2.55] [%clk 0:03:12] } 37. Rc5 { [%eval 2.46] [%clk 0:00:23] } 37... Qb8 { [%eval 2.51] [%clk 0:03:16] } 38. Kh2 { [%eval 2.58] [%clk 0:00:15] } 38... Qb1 { [%eval 3.12] [%clk 0:03:06] } 39. Qa8 { [%eval 2.86] [%clk 0:00:15] } 39... Qd3?! { [%eval 4.22] } { Inaccuracy. Qb7 was best. } { [%clk 0:02:53] } 40. Qe8 { [%eval 4.04] [%clk 0:00:14] } 40... g5 { [%eval 4.45] [%clk 0:02:38] } 41. Rc8 { [%eval 4.4] [%clk 0:00:13] } 41... Rb7 { [%eval 4.05] [%clk 0:02:26] } 42. Qc6?! { [%eval 3.19] } { Inaccuracy. c4 was best. } { [%clk 0:00:07] } 42... Rd7 { [%eval 3.55] [%clk 0:01:45] } 43. Qc4?? { [%eval 0.59] } { Blunder. c4 was best. } { [%clk 0:00:11] } 43... Qb1?? { [%eval 3.28] } { Blunder. Qxc4 was best. } { [%clk 0:01:38] } 44. Rc7 { [%eval 3.32] [%clk 0:00:11] } 44... Rxc7 { [%eval 3.42] [%clk 0:01:37] } 45. Qxc7 { [%eval 3.25] [%clk 0:00:15] } 45... Kg6 { [%eval 3.41] [%clk 0:01:41] } 46. Qc6 { [%eval 3.17] [%clk 0:00:18] } 46... h5 { [%eval 3.87] [%clk 0:01:30] } 47. c4 { [%eval 3.78] [%clk 0:00:21] } 47... Qd1 { [%eval 4.64] [%clk 0:01:05] } 48. Qa8 { [%eval 4.29] [%clk 0:00:15] } 48... h4 { [%eval 5.3] [%clk 0:01:01] } 49. c5 { [%eval 5.1] [%clk 0:00:16] } 49... g4 { [%eval 5.96] [%clk 0:01:01] } 50. hxg4 { [%eval 5.98] [%clk 0:00:19] } 50... Qxg4 { [%eval 4.84] [%clk 0:01:05] } 51. Qa4 { [%eval 4.93] [%clk 0:00:08] } 51... Bh6 { [%eval 4.66] [%clk 0:01:02] } 52. c6 { [%eval 4.56] [%clk 0:00:07] } 52... Bf4+ { [%eval 4.5] [%clk 0:00:35] } 53. Bxf4 { [%eval 4.62] [%clk 0:00:11] } 53... Qxf4+ { [%eval 4.53] [%clk 0:00:34] } 54. Kg1 { [%eval 4.41] [%clk 0:00:15] } 54... Qxd2 { [%eval 4.45] [%clk 0:00:37] } 55. Qa1?? { [%eval 0.0] } { Blunder. Qc4 was best. } { [%clk 0:00:09] } 55... Qc2 { [%eval 0.15] [%clk 0:00:36] } 56. Qxe5 { [%eval 0.13] [%clk 0:00:06] } 56... Qxc6 { [%eval 0.0] [%clk 0:00:39] } 57. Qf4 { [%eval 0.0] [%clk 0:00:10] } 57... Qc2 { [%eval 0.0] [%clk 0:00:22] } 58. Qg4+ { [%eval 0.0] [%clk 0:00:12] } 58... Kf6 { [%eval 0.0] [%clk 0:00:24] } 59. Qxh4+ { [%eval 0.0] [%clk 0:00:16] } 59... Kg6 { [%eval 0.0] [%clk 0:00:27] } 60. Qf4 { [%eval 0.0] [%clk 0:00:16] } 60... Qd1+ { [%eval 0.0] [%clk 0:00:26] } 61. Kh2 { [%eval 0.0] [%clk 0:00:20] } 61... Kg7 { [%eval 0.0] [%clk 0:00:29] } 62. Kg3 { [%eval 0.0] [%clk 0:00:18] } 62... Qb3+ { [%eval 0.01] [%clk 0:00:32] } 63. Qf3 { [%eval 0.0] [%clk 0:00:19] } 63... Qb8+ { [%eval 0.0] [%clk 0:00:36] } 64. Qf4 { [%eval 0.0] [%clk 0:00:20] } 64... Qb3+ { [%eval 0.05] [%clk 0:00:40] } 65. Kh2 { [%eval 0.12] [%clk 0:00:24] } 65... Qd1 { [%eval 0.01] [%clk 0:00:41] } 66. g4 { [%eval 0.0] [%clk 0:00:15] } 66... Qf1 { [%eval 0.0] [%clk 0:00:41] } 67. g5 { [%eval 0.0] [%clk 0:00:18] } 67... Kg8?? { [%eval 2.62] } { Blunder. Qa1 was best. } { [%clk 0:00:40] } 68. g6?? { [%eval 0.0] } { Blunder. Qf6 was best. } { [%clk 0:00:10] } 68... fxg6 { [%eval 0.0] [%clk 0:00:43] } 69. Qf6 { [%eval 0.0] [%clk 0:00:13] } 69... Kh7 { [%eval 0.0] [%clk 0:00:43] } 70. Qf7+ { [%eval 0.0] [%clk 0:00:11] } 70... Kh6 { [%eval 0.0] [%clk 0:00:46] } 71. Qf6 { [%eval 0.0] [%clk 0:00:09] } 71... Kh7 { [%eval 0.0] [%clk 0:00:43] } 72. e5 { [%eval 0.0] [%clk 0:00:11] } 72... Qe2 { [%eval 0.0] [%clk 0:00:32] } 73. Kg3 { [%eval 0.0] [%clk 0:00:14] } 73... Qc4 { [%eval 0.0] [%clk 0:00:32] } 74. Qh4+ { [%eval 0.0] [%clk 0:00:09] } 74... Kg7?? { [%eval #7] } { Checkmate is now unavoidable. Qxh4+ was best. } { [%clk 0:00:37] } 75. Qxc4 { [%eval #6] [%clk 0:00:12] } 1-0