Event: Round 8: N Surendran - Duc Hoa Nguyen
Date: 2022-07-03
White: N Surendran
Black: Duc Hoa Nguyen
Result: 1/2-1/2
ECO: D85
Opening: Grünfeld Defense: Exchange Variation, Modern Exchange Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:53] } 1... Nf6 { [%eval 0.23] [%clk 1:30:48] } 2. Nf3 { [%eval 0.12] [%clk 1:31:17] } 2... g6 { [%eval 0.21] [%clk 1:30:53] } 3. c4 { [%eval 0.25] [%clk 1:31:41] } 3... Bg7 { [%eval 0.13] [%clk 1:31:17] } 4. Nc3 { [%eval 0.24] [%clk 1:32:00] } 4... d5 { [%eval 0.27] [%clk 1:31:41] } 5. cxd5 { [%eval 0.0] [%clk 1:32:19] } 5... Nxd5 { [%eval 0.0] [%clk 1:32:06] } 6. e4 { [%eval 0.24] [%clk 1:32:44] } 6... Nxc3 { [%eval 0.26] [%clk 1:32:31] } 7. bxc3 { [%eval 0.0] [%clk 1:33:07] } 7... c5 { [%eval 0.13] [%clk 1:32:53] } 8. Be3 { [%eval 0.2] [%clk 1:33:30] } 8... O-O { [%eval 0.62] [%clk 1:32:25] } 9. Qd2 { [%eval 0.34] [%clk 1:33:44] } 9... Qa5 { [%eval 0.49] [%clk 1:28:27] } 10. Rb1?! { [%eval -0.04] } { Inaccuracy. Rc1 was best. } { [%clk 1:33:56] } 10... Nd7 { [%eval 0.22] [%clk 1:24:56] } 11. Bd3 { [%eval 0.16] [%clk 1:23:36] } 11... Rd8 { [%eval 0.07] [%clk 1:23:41] } 12. O-O { [%eval -0.11] [%clk 1:05:47] } 12... a6?! { [%eval 0.58] } { Inaccuracy. cxd4 was best. } { [%clk 1:17:37] } 13. Bg5? { [%eval -0.54] } { Mistake. Rfd1 was best. } { [%clk 1:01:18] } 13... Re8? { [%eval 0.78] } { Mistake. cxd4 was best. } { [%clk 1:06:24] } 14. Bh6 { [%eval 0.37] [%clk 0:55:38] } 14... b5 { [%eval 0.6] [%clk 1:01:45] } 15. Bxg7 { [%eval 0.48] [%clk 0:51:15] } 15... Kxg7 { [%eval 0.62] [%clk 1:02:10] } 16. d5 { [%eval 0.41] [%clk 0:51:36] } 16... e6 { [%eval 0.52] [%clk 0:57:04] } 17. a4?! { [%eval -0.1] } { Inaccuracy. dxe6 was best. } { [%clk 0:48:51] } 17... exd5 { [%eval -0.09] [%clk 0:40:44] } 18. exd5 { [%eval -0.46] [%clk 0:47:09] } 18... c4 { [%eval -0.18] [%clk 0:20:09] } 19. Bc2 { [%eval -0.09] [%clk 0:43:28] } 19... Nf6 { [%eval -0.18] [%clk 0:20:26] } 20. Qd4 { [%eval -0.61] [%clk 0:41:46] } 20... Rb8 { [%eval -0.12] [%clk 0:19:15] } 21. axb5 { [%eval -0.12] [%clk 0:36:03] } 21... Rxb5 { [%eval -0.08] [%clk 0:18:38] } 22. Rxb5 { [%eval -0.17] [%clk 0:34:21] } 22... Qxb5 { [%eval -0.05] [%clk 0:18:51] } 23. d6 { [%eval -0.05] [%clk 0:30:39] } 23... Bb7 { [%eval 0.0] [%clk 0:17:51] } 24. Rd1 { [%eval 0.0] [%clk 0:13:13] } 24... Re2 { [%eval 0.0] [%clk 0:13:55] } 25. Bb1 { [%eval -0.39] [%clk 0:08:53] } 25... Bc6 { [%eval -0.09] [%clk 0:11:51] } 26. Kf1 { [%eval -0.24] [%clk 0:05:53] } 26... Re8 { [%eval 0.0] [%clk 0:06:10] } 27. Ba2 { [%eval -0.19] [%clk 0:05:53] } 27... Re4 { [%eval -0.44] [%clk 0:03:28] } 28. Qd2 { [%eval -0.18] [%clk 0:05:28] } 28... Qa4 { [%eval 0.0] [%clk 0:01:51] } 29. Bb1 { [%eval 0.0] [%clk 0:05:24] } 29... Re8 { [%eval 0.0] [%clk 0:02:05] } 30. Bc2 { [%eval -0.11] [%clk 0:04:14] } 30... Qb5?! { [%eval 0.52] } { Inaccuracy. Qa5 was best. } { [%clk 0:02:19] } 31. Nd4 { [%eval 0.42] [%clk 0:02:38] } 31... Qc5?? { [%eval 3.13] } { Blunder. Qd5 was best. } { [%clk 0:02:22] } 32. Nf5+ { [%eval 1.89] [%clk 0:02:42] } 32... Kh8 { [%eval 2.84] [%clk 0:01:01] } 33. Qh6 { [%eval 3.09] [%clk 0:02:52] } 33... Rg8 { [%eval 2.94] [%clk 0:01:01] } 34. Qg5?? { [%eval 0.47] } { Blunder. Qh4 was best. } { [%clk 0:03:01] } 34... Nd7 { [%eval 0.73] [%clk 0:00:41] } 35. Nh6 { [%eval 0.45] [%clk 0:02:24] } 35... Rf8 { [%eval 0.35] [%clk 0:00:44] } 36. Qf4 { [%eval 0.46] [%clk 0:01:49] } 36... Kg7?! { [%eval 1.39] } { Inaccuracy. f6 was best. } { [%clk 0:00:55] } 37. Ng4? { [%eval 0.0] } { Mistake. Re1 was best. } { [%clk 0:01:20] } 37... Re8 { [%eval 0.0] [%clk 0:01:21] } 38. Ne3 { [%eval 0.0] [%clk 0:01:05] } 38... Re6 { [%eval 0.23] [%clk 0:01:30] } 39. h4 { [%eval 0.37] [%clk 0:00:42] } 39... Kf8 { [%eval 0.51] [%clk 0:01:02] } 40. Rd4 { [%eval 0.23] [%clk 0:00:37] } 40... Rf6?! { [%eval 0.94] } { Inaccuracy. Qa3 was best. } { [%clk 0:01:13] } 41. Qg3?! { [%eval 0.32] } { Inaccuracy. Qh6+ was best. } { [%clk 0:00:44] } 41... Ne5?! { [%eval 1.06] } { Inaccuracy. Re6 was best. } { [%clk 0:01:17] } 42. Qg5 { [%eval 1.13] [%clk 0:01:02] } 42... Rxd6?! { [%eval 2.17] } { Inaccuracy. Nd7 was best. } { [%clk 0:01:27] } 43. Qh6+?? { [%eval 0.0] } { Blunder. f4 was best. } { [%clk 0:01:11] } 43... Ke7 { [%eval -0.04] [%clk 0:01:14] } 44. Rxd6 { [%eval 0.0] [%clk 0:00:37] } 44... Qxd6 { [%eval 0.0] [%clk 0:01:26] } 45. h5 { [%eval 0.0] [%clk 0:01:00] } 45... Qa3 { [%eval 0.0] [%clk 0:01:04] } 46. Qxh7?? { [%eval -6.5] } { Blunder. Qg5+ was best. } { [%clk 0:00:36] } 46... Qc1+ { [%eval -6.61] [%clk 0:00:41] } 47. Ke2?! { [%eval -10.25] } { Inaccuracy. Bd1 was best. } { [%clk 0:01:01] } 47... Nd3?? { [%eval 0.0] } { Blunder. Bxg2 was best. } { [%clk 0:00:36] } 48. Bxd3 { [%eval 0.0] [%clk 0:01:12] } 48... cxd3+ { [%eval 0.0] [%clk 0:00:56] } 49. Kxd3 { [%eval 0.0] [%clk 0:01:36] } 49... Qb1+ { [%eval 0.0] [%clk 0:01:14] } 50. Kd4 { [%eval 0.0] [%clk 0:01:25] } 50... Qb6+ { [%eval 0.0] [%clk 0:01:22] } 51. Kd3 { [%eval 0.0] [%clk 0:01:38] } 51... Qd8+ { [%eval 0.0] [%clk 0:01:08] } 52. Ke2 { [%eval 0.0] [%clk 0:01:57] } 52... Be4 { [%eval 0.0] [%clk 0:01:32] } 53. Qg7 { [%eval 0.0] [%clk 0:01:36] } 53... Qd3+ { [%eval 0.0] [%clk 0:01:48] } 54. Ke1 { [%eval 0.0] [%clk 0:02:04] } 54... Qb1+ { [%eval 0.0] [%clk 0:02:06] } 55. Nd1 { [%eval 0.0] [%clk 0:01:03] } 55... gxh5 { [%eval 0.34] [%clk 0:01:46] } 56. Qe5+ { [%eval 0.34] [%clk 0:01:22] } 56... Kd7 { [%eval 0.38] [%clk 0:02:08] } 57. Qxh5 { [%eval 0.41] [%clk 0:01:33] } 57... Bg6 { [%eval 0.57] [%clk 0:01:32] } 58. Qd5+ { [%eval 0.7] [%clk 0:01:41] } 58... Ke7 { [%eval 1.02] [%clk 0:01:38] } 59. Qc5+ { [%eval 1.31] [%clk 0:02:02] } 59... Kf6 { [%eval 0.9] [%clk 0:01:31] } 60. Qd4+ { [%eval 1.0] [%clk 0:01:23] } 60... Kg5 { [%eval 0.88] [%clk 0:01:18] } 61. Qb4?! { [%eval 0.31] } { Inaccuracy. Qd2+ was best. } { [%clk 0:00:38] } 61... Qd3 { [%eval 0.6] [%clk 0:01:03] } 62. Ne3 { [%eval 0.52] [%clk 0:00:46] } 62... Qb1+ { [%eval 0.55] [%clk 0:00:40] } 63. Qxb1 { [%eval 0.51] [%clk 0:00:44] } 63... Bxb1 { [%eval 0.49] [%clk 0:01:09] } 64. Kd2 { [%eval 0.47] [%clk 0:01:03] } 64... Kf4 { [%eval 0.37] [%clk 0:01:19] } 65. c4 { [%eval 0.31] [%clk 0:01:19] } 65... Ke5 { [%eval 0.48] [%clk 0:01:26] } 66. Kc3 { [%eval 0.5] [%clk 0:01:44] } 66... f5 { [%eval 0.53] [%clk 0:01:02] } 67. Kb4 { [%eval 0.49] [%clk 0:01:25] } 67... f4 { [%eval 0.55] [%clk 0:01:05] } 68. Nf1 { [%eval 0.48] [%clk 0:00:54] } 68... Be4 { [%eval 0.5] [%clk 0:01:06] } 69. f3 { [%eval 0.11] [%clk 0:01:15] } 69... Bd3 { [%eval 0.07] [%clk 0:01:31] } 70. Nd2 { [%eval 0.05] [%clk 0:01:30] } 70... Kd4 { [%eval 0.05] [%clk 0:00:50] } 71. Nb3+ { [%eval 0.07] [%clk 0:01:52] } 71... Ke5 { [%eval 0.09] [%clk 0:01:06] } 72. Nd2 { [%eval 0.06] [%clk 0:00:46] } 72... Kd4 { [%eval 0.01] [%clk 0:01:32] } 73. Nb3+ { [%eval 0.08] [%clk 0:00:38] } 73... Ke3 { [%eval 0.12] [%clk 0:01:25] } 74. Kc3 { [%eval 0.04] [%clk 0:00:38] } 74... Bf1 { [%eval 0.04] [%clk 0:01:47] } 75. Nd4 { [%eval 0.0] [%clk 0:00:42] } 75... Bxg2 { [%eval 0.02] [%clk 0:02:05] } 76. c5 { [%eval 0.0] [%clk 0:00:37] } 76... Bh3 { [%eval 0.0] [%clk 0:02:31] } 77. c6 { [%eval 0.0] [%clk 0:00:52] } 77... a5 { [%eval 0.01] [%clk 0:02:49] } 78. c7 { [%eval 0.0] [%clk 0:00:35] } 78... Bc8 { [%eval 0.0] [%clk 0:03:06] } 79. Nc6 { [%eval 0.0] [%clk 0:00:53] } 79... Kxf3 { [%eval 0.0] [%clk 0:03:17] } 80. Ne7 { [%eval 0.0] [%clk 0:01:21] } 80... Bd7 { [%eval 0.0] [%clk 0:03:41] } 81. Nd5 { [%eval 0.0] [%clk 0:01:43] } 81... Kg3 { [%eval 0.0] [%clk 0:03:54] } 82. Nxf4 { [%eval 0.0] [%clk 0:02:09] } 82... Kxf4 { [%eval 0.0] [%clk 0:04:21] } 83. c8=Q { [%eval 0.0] [%clk 0:02:31] } 83... Ke5?? { [%eval #12] } { Checkmate is now unavoidable. Bxc8 was best. } 1/2-1/2