Event: Round 1: Bersamina, Paulo - Nihal Sarin
Date: 2025-05-05
White: Bersamina, Paulo
WhiteTitle: IM
WhiteElo: 2426
Black: Nihal Sarin
BlackTitle: GM
BlackElo: 2693
Result: 1/2-1/2
ECO: D04
Opening: Queen's Pawn Game: Colle System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:30] } 1... Nf6 { [%eval 0.19] [%clk 1:29:41] } 2. Nf3 { [%eval 0.11] [%clk 1:31:05] } 2... d5 { [%eval 0.11] [%clk 1:29:59] } 3. e3 { [%eval 0.0] [%clk 1:31:13] } 3... c5 { [%eval 0.0] [%clk 1:30:06] } 4. Bd3 { [%eval -0.22] [%clk 1:31:31] } 4... Nc6 { [%eval -0.16] [%clk 1:28:58] } 5. O-O { [%eval -0.14] [%clk 1:31:32] } 5... Bg4 { [%eval -0.1] [%clk 1:28:46] } 6. c3 { [%eval -0.29] [%clk 1:30:34] } 6... e6 { [%eval -0.23] [%clk 1:25:52] } 7. Nbd2 { [%eval -0.32] [%clk 1:26:30] } 7... Bd6 { [%eval -0.32] [%clk 1:23:57] } 8. dxc5 { [%eval -0.31] [%clk 1:21:59] } 8... Bxc5 { [%eval -0.38] [%clk 1:24:19] } 9. e4 { [%eval -0.43] [%clk 1:22:05] } 9... Qc7 { [%eval 0.0] [%clk 1:17:26] } 10. exd5 { [%eval 0.0] [%clk 1:20:37] } 10... Nxd5 { [%eval 0.0] [%clk 1:17:41] } 11. Ne4 { [%eval -0.22] [%clk 1:17:13] } 11... Be7 { [%eval -0.21] [%clk 1:13:51] } 12. h3 { [%eval -0.15] [%clk 1:13:05] } 12... Bf5 { [%eval -0.15] [%clk 1:10:22] } 13. Ng3 { [%eval -0.17] [%clk 0:58:44] } 13... Bxd3 { [%eval -0.19] [%clk 1:08:13] } 14. Qxd3 { [%eval -0.17] [%clk 0:59:07] } 14... O-O-O { [%eval 0.06] [%clk 1:06:08] } 15. Qe2 { [%eval -0.16] [%clk 0:58:20] } 15... Nf4 { [%eval 0.23] [%clk 1:04:38] } 16. Bxf4 { [%eval -0.05] [%clk 0:58:01] } 16... Qxf4 { [%eval -0.1] [%clk 1:05:01] } 17. Rfd1 { [%eval -0.11] [%clk 0:54:35] } 17... h5 { [%eval 0.0] [%clk 1:02:40] } 18. Rxd8+ { [%eval 0.0] [%clk 0:41:58] } 18... Bxd8 { [%eval 0.0] [%clk 1:02:15] } 19. Rd1 { [%eval -0.06] [%clk 0:41:29] } 19... Bc7 { [%eval 0.0] [%clk 0:54:18] } 20. Ne4 { [%eval 0.01] [%clk 0:34:20] } 20... h4 { [%eval 0.11] [%clk 0:44:38] } 21. Nc5 { [%eval -0.18] [%clk 0:30:49] } 21... Rd8 { [%eval -0.16] [%clk 0:45:12] } 22. Rxd8+ { [%eval -0.17] [%clk 0:28:27] } 22... Bxd8 { [%eval -0.2] [%clk 0:45:24] } 23. Qd1 { [%eval -0.23] [%clk 0:27:18] } 23... Qc7 { [%eval -0.21] [%clk 0:45:09] } 24. b4 { [%eval -0.27] [%clk 0:25:15] } 24... Be7 { [%eval -0.26] [%clk 0:43:42] } 25. Nb3 { [%eval -0.32] [%clk 0:25:11] } 25... Bf6 { [%eval -0.47] [%clk 0:39:18] } 26. Qd2 { [%eval -0.2] [%clk 0:21:16] } 26... Ne7 { [%eval -0.15] [%clk 0:34:28] } 27. Nc5 { [%eval -0.25] [%clk 0:20:31] } 27... Nd5 { [%eval -0.39] [%clk 0:32:38] } 28. Nd4 { [%eval -0.83] [%clk 0:17:52] } 28... Be7?! { [%eval -0.06] } { Inaccuracy. Qf4 was best. } { [%clk 0:24:08] } 29. Nb5 { [%eval -0.24] [%clk 0:12:46] } 29... Qb6 { [%eval 0.0] [%clk 0:19:22] } 30. c4 { [%eval 0.0] [%clk 0:11:46] } 30... Nf6?? { [%eval 1.86] } { Blunder. Bxc5 was best. } { [%clk 0:17:29] } 31. a4?? { [%eval -0.78] } { Blunder. Na4 was best. } { [%clk 0:11:29] } 31... Bxc5?! { [%eval 0.0] } { Inaccuracy. a6 was best. } { [%clk 0:16:50] } 32. bxc5 { [%eval 0.0] [%clk 0:11:44] } 32... Qxc5 { [%eval 0.0] [%clk 0:17:14] } 33. Qf4 { [%eval -0.31] [%clk 0:07:38] } 33... Kd7 { [%eval 0.02] [%clk 0:12:38] } 34. Qb8 { [%eval 0.0] [%clk 0:07:59] } 34... Ke7 { [%eval 0.1] [%clk 0:11:34] } 35. Qxb7+ { [%eval 0.17] [%clk 0:08:20] } 35... Nd7 { [%eval 0.15] [%clk 0:11:58] } 36. Nxa7 { [%eval 0.08] [%clk 0:08:32] } 36... Qxc4 { [%eval 0.06] [%clk 0:09:24] } 37. Nc6+ { [%eval 0.11] [%clk 0:04:35] } 37... Kf6 { [%eval 0.15] [%clk 0:09:38] } 38. Qc7 { [%eval 0.19] [%clk 0:04:05] } 38... g5 { [%eval 0.78] [%clk 0:05:12] } 39. a5?! { [%eval 0.0] } { Inaccuracy. Qd6 was best. } { [%clk 0:03:45] } 39... Qc1+ { [%eval 0.0] [%clk 0:02:32] } 40. Kh2 { [%eval 0.0] [%clk 0:04:14] } 40... Qf4+?? { [%eval 4.63] } { Blunder. e5 was best. } { [%clk 0:02:52] } 41. Qxf4+ { [%eval 4.54] [%clk 0:04:39] } 41... gxf4 { [%eval 4.13] [%clk 0:03:19] } 42. a6 { [%eval 4.65] [%clk 0:00:51] } 42... Nb6 { [%eval 4.89] [%clk 0:03:27] } 43. Nd4 { [%eval 4.42] [%clk 0:30:06] } 43... e5 { [%eval 5.07] [%clk 0:31:51] } 44. Nf3 { [%eval 4.79] [%clk 0:29:56] } 44... e4 { [%eval 5.31] [%clk 0:30:24] } 45. Nxh4 { [%eval 5.31] [%clk 0:29:37] } 45... Kg5 { [%eval 5.32] [%clk 0:29:35] } 46. g3 { [%eval 5.34] [%clk 0:30:01] } 46... f3 { [%eval 5.3] [%clk 0:29:07] } 47. Kg1 { [%eval 5.18] [%clk 0:30:13] } 47... Nc8 { [%eval 5.09] [%clk 0:29:03] } 48. Kf1 { [%eval 4.98] [%clk 0:30:29] } 48... f5 { [%eval 5.32] [%clk 0:28:35] } 49. Ke1 { [%eval 5.13] [%clk 0:30:37] } 49... f4 { [%eval 5.0] [%clk 0:27:44] } 50. Nxf3+ { [%eval 5.88] [%clk 0:26:50] } 50... exf3 { [%eval 5.59] [%clk 0:28:10] } 51. g4 { [%eval 4.49] [%clk 0:27:14] } 51... Na7 { [%eval 4.93] [%clk 0:27:42] } 52. Kd2 { [%eval 5.42] [%clk 0:27:33] } 52... Nc6 { [%eval 4.81] [%clk 0:27:41] } 53. Kc3 { [%eval 4.71] [%clk 0:26:45] } 53... Kh4 { [%eval 4.21] [%clk 0:28:08] } 54. Kc4?? { [%eval 0.07] } { Blunder. Kb3 was best. } { [%clk 0:26:50] } 54... Kxh3 { [%eval 0.09] [%clk 0:28:35] } 55. Kc5 { [%eval 0.0] [%clk 0:26:52] } 55... Kg2 { [%eval 0.0] [%clk 0:28:07] } 56. Kxc6 { [%eval 0.0] [%clk 0:24:52] } 56... Kxf2 { [%eval 0.0] [%clk 0:28:33] } 57. a7 { [%eval 0.0] [%clk 0:24:16] } 57... Kg1 { [%eval 0.0] [%clk 0:28:33] } 58. a8=Q { [%eval 0.0] [%clk 0:24:36] } 58... f2 { [%eval 0.0] [%clk 0:28:58] } 59. Qa7 { [%eval 0.0] [%clk 0:23:17] } 59... Kg2 { [%eval 0.0] [%clk 0:29:23] } 60. Kd5?? { [%eval -5.33] } { Blunder. Qa2 was best. } { [%clk 0:19:15] } 60... f1=Q { [%eval -4.8] } 1/2-1/2