Event: Round 8: Koops, Randolf - Sudharsan, Krishnan
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-8/Nz1W1BU4/RyElelO9
Date: 2025-10-29
White: Koops, Randolf
WhiteElo: 2057
Black: Sudharsan, Krishnan
BlackElo: 1891
Result: 0-1
ECO: D00
Opening: Queen's Pawn Game
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:51] } 1... d5 { [%eval 0.18] [%clk 1:30:52] } 2. e3 { [%eval 0.03] [%clk 1:31:14] } 2... Nf6 { [%eval 0.1] [%clk 1:31:13] } 3. f4?! { [%eval -0.56] } { Inaccuracy. Nf3 was best. } { [%clk 1:30:16] } 3... c5 { [%eval -0.36] [%clk 1:31:22] } 4. c3 { [%eval -0.5] [%clk 1:30:31] } 4... Nc6 { [%eval -0.38] [%clk 1:31:04] } 5. Nf3 { [%eval -0.38] [%clk 1:28:58] } 5... Bf5 { [%eval -0.17] [%clk 1:31:23] } 6. Ne5?! { [%eval -0.74] } { Inaccuracy. dxc5 was best. } { [%clk 1:28:29] } 6... Qb6 { [%eval -0.45] [%clk 1:28:14] } 7. Nd2 { [%eval -0.44] [%clk 1:18:53] } 7... h5 { [%eval -0.1] [%clk 1:26:00] } 8. Ndf3 { [%eval -0.49] [%clk 1:18:32] } 8... Bg4?! { [%eval 0.31] } { Inaccuracy. e6 was best. } { [%clk 1:19:06] } 9. Be2 { [%eval -0.03] [%clk 1:18:33] } 9... Bxf3 { [%eval 0.48] [%clk 1:13:39] } 10. Bxf3 { [%eval 0.01] [%clk 1:17:58] } 10... e6 { [%eval 0.02] [%clk 1:14:05] } 11. O-O { [%eval 0.1] [%clk 1:14:50] } 11... Bd6 { [%eval 0.06] [%clk 1:07:57] } 12. Kh1 { [%eval -0.09] [%clk 1:13:43] } 12... g6 { [%eval 0.19] [%clk 0:54:39] } 13. Qc2 { [%eval -0.08] [%clk 1:08:32] } 13... Ne7 { [%eval 0.0] [%clk 0:54:54] } 14. Qa4+ { [%eval -0.08] [%clk 1:04:41] } 14... Kf8 { [%eval 0.06] [%clk 0:55:17] } 15. Qc2?! { [%eval -0.79] } { Inaccuracy. dxc5 was best. } { [%clk 0:47:20] } 15... Rc8 { [%eval -0.7] [%clk 0:54:46] } 16. a3 { [%eval -1.24] [%clk 0:47:08] } 16... cxd4 { [%eval -1.2] [%clk 0:54:04] } 17. exd4 { [%eval -1.21] [%clk 0:43:20] } 17... Qxd4 { [%eval -1.24] [%clk 0:54:20] } 18. Qe2?! { [%eval -2.06] } { Inaccuracy. Qxg6 was best. } { [%clk 0:42:47] } 18... Qa4?! { [%eval -1.08] } { Inaccuracy. Qb6 was best. } { [%clk 0:52:00] } 19. Re1? { [%eval -2.28] } { Mistake. c4 was best. } { [%clk 0:36:40] } 19... Qe8?? { [%eval -0.52] } { Blunder. Nf5 was best. } { [%clk 0:50:31] } 20. Be3?! { [%eval -1.13] } { Inaccuracy. c4 was best. } { [%clk 0:36:16] } 20... Bc5 { [%eval -1.22] [%clk 0:50:05] } 21. Bd4? { [%eval -2.96] } { Mistake. c4 was best. } { [%clk 0:34:22] } 21... Bxd4 { [%eval -2.85] [%clk 0:50:21] } 22. cxd4 { [%eval -2.93] [%clk 0:34:48] } 22... Kg7 { [%eval -2.94] [%clk 0:50:00] } 23. Rac1 { [%eval -2.77] [%clk 0:34:01] } 23... Nf5 { [%eval -2.87] [%clk 0:49:48] } 24. Qd2?! { [%eval -3.72] } { Inaccuracy. b4 was best. } { [%clk 0:27:52] } 24... Qa4 { [%eval -3.85] [%clk 0:50:03] } 25. b4 { [%eval -4.03] [%clk 0:26:44] } 25... Rhd8?! { [%eval -2.79] } { Inaccuracy. Qxa3 was best. } { [%clk 0:47:35] } 26. Qb2 { [%eval -2.9] [%clk 0:20:10] } 26... Qe8 { [%eval -2.76] [%clk 0:43:39] } 27. b5 { [%eval -3.42] [%clk 0:18:20] } 27... Rxc1 { [%eval -3.28] [%clk 0:43:48] } 28. Rxc1 { [%eval -2.99] [%clk 0:18:40] } 28... Rc8 { [%eval -3.24] [%clk 0:44:16] } 29. Rc5 { [%eval -3.28] [%clk 0:17:28] } 29... b6 { [%eval -2.77] [%clk 0:35:42] } 30. Rxc8 { [%eval -3.48] [%clk 0:14:53] } 30... Qxc8 { [%eval -3.21] [%clk 0:36:07] } 31. Nc6 { [%eval -4.02] [%clk 0:15:15] } 31... a6 { [%eval -4.13] [%clk 0:33:23] } 32. a4 { [%eval -4.14] [%clk 0:13:48] } 32... axb5 { [%eval -4.05] [%clk 0:33:46] } 33. axb5 { [%eval -3.71] [%clk 0:13:12] } 33... Qa8 { [%eval -4.02] [%clk 0:34:10] } 34. g3 { [%eval -4.44] [%clk 0:11:41] } 34... Qa4 { [%eval -4.52] [%clk 0:33:50] } 35. Kg2 { [%eval -4.67] [%clk 0:08:56] } 35... Ng8 { [%eval -3.9] [%clk 0:24:36] } 36. h3 { [%eval -3.96] [%clk 0:06:36] } 36... Nge7 { [%eval -3.99] [%clk 0:22:19] } 37. Nxe7 { [%eval -4.07] [%clk 0:05:25] } 37... Nxe7 { [%eval -4.06] [%clk 0:22:35] } 38. g4 { [%eval -3.85] [%clk 0:05:19] } 38... hxg4 { [%eval -3.85] [%clk 0:21:42] } 39. hxg4 { [%eval -3.88] [%clk 0:05:34] } 39... Nc8? { [%eval -2.31] } { Mistake. g5 was best. } { [%clk 0:19:03] } 40. Be2?! { [%eval -3.75] } { Inaccuracy. f5 was best. } { [%clk 0:02:43] } 40... Nd6 { [%eval -3.59] [%clk 0:18:15] } 41. Kf3 { [%eval -4.13] [%clk 0:30:12] } 41... Kf8 { [%eval -3.75] [%clk 0:43:21] } 42. Kg3 { [%eval -4.19] [%clk 0:26:28] } 42... Ke7 { [%eval -3.55] [%clk 0:42:58] } 43. Kh4 { [%eval -4.28] [%clk 0:23:02] } 43... Qa8?! { [%eval -3.21] } { Inaccuracy. Kf6 was best. } { [%clk 0:37:06] } 44. Bd3 { [%eval -3.13] [%clk 0:20:17] } 44... Qh8+ { [%eval -3.33] [%clk 0:35:30] } 45. Kg3 { [%eval -3.21] [%clk 0:19:56] } 45... Qc8?! { [%eval -1.9] } { Inaccuracy. Qh1 was best. } { [%clk 0:31:59] } 46. Kh4?! { [%eval -2.84] } { Inaccuracy. Qa3 was best. } { [%clk 0:18:01] } 46... Qh8+ { [%eval -2.43] [%clk 0:30:06] } 47. Kg3 { [%eval -2.3] [%clk 0:18:21] } 47... Qc8 { [%eval -1.71] [%clk 0:30:21] } 48. Kh4?! { [%eval -2.49] } { Inaccuracy. Qa3 was best. } { [%clk 0:18:27] } 48... Kd7 { [%eval -2.26] [%clk 0:30:47] } 49. Kg3 { [%eval -2.15] [%clk 0:17:23] } 49... Qc7 { [%eval -2.04] [%clk 0:30:48] } 50. Kf3 { [%eval -2.18] [%clk 0:16:42] } 50... Qa7 { [%eval -1.93] [%clk 0:27:39] } 51. Qc2 { [%eval -1.53] [%clk 0:16:27] } 51... Qc7 { [%eval -1.81] [%clk 0:27:50] } 52. Qb2 { [%eval -1.89] [%clk 0:16:54] } 52... Ke7 { [%eval -1.99] [%clk 0:28:01] } 53. Qa3 { [%eval -1.97] [%clk 0:15:39] } 53... Kf6 { [%eval -1.92] [%clk 0:27:29] } 54. Qb2 { [%eval -1.67] [%clk 0:14:12] } 54... Kg7 { [%eval -1.94] [%clk 0:22:45] } 55. Kg3?? { [%eval -5.06] } { Blunder. Qd2 was best. } { [%clk 0:13:11] } 55... g5 { [%eval -5.14] [%clk 0:22:29] } 56. Qh2?! { [%eval -6.62] } { Inaccuracy. Kg2 was best. } { [%clk 0:12:50] } 56... Ne4+ { [%eval -6.79] [%clk 0:22:13] } 57. Kf3 { [%eval -6.87] [%clk 0:11:56] } 57... Qc3 { [%eval -6.7] [%clk 0:20:58] } 58. Qc2 { [%eval -6.51] [%clk 0:08:14] } 58... Qxd4 { [%eval -6.89] [%clk 0:20:26] } 59. fxg5 { [%eval -7.47] [%clk 0:08:19] } 59... Nxg5+ { [%eval -7.33] [%clk 0:20:11] } 60. Kg2 { [%eval -7.26] [%clk 0:08:21] } 60... Qxg4+ { [%eval -7.0] [%clk 0:20:09] } 0-1