Event: Round 3: Ruhaan Mathur - Roy Chowdhury, Saptarshi
Date: 2025-02-23
White: Ruhaan Mathur
WhiteElo: 1756
Black: Roy Chowdhury, Saptarshi
BlackTitle: GM
BlackElo: 2328
Result: 1-0
ECO: B00
Opening: Owen Defense
Variant: Standard
TimeControl: 10+5

1. e4 { [%eval 0.18] [%clk 0:09:56] } 1... b6?! { [%eval 0.93] } { Inaccuracy. e5 was best. } { [%clk 0:10:08] } 2. d4 { [%eval 0.7] [%clk 0:09:51] } 2... Bb7 { [%eval 0.63] [%clk 0:10:11] } 3. Nc3 { [%eval 0.6] [%clk 0:09:47] } 3... e6 { [%eval 0.64] [%clk 0:10:14] } 4. Bd3 { [%eval 0.53] [%clk 0:09:36] } 4... d6 { [%eval 0.69] [%clk 0:10:17] } 5. Nge2 { [%eval 0.62] [%clk 0:09:15] } 5... Nd7 { [%eval 0.5] [%clk 0:10:19] } 6. O-O { [%eval 0.66] [%clk 0:09:02] } 6... a6 { [%eval 0.67] [%clk 0:10:23] } 7. a4 { [%eval 0.92] [%clk 0:08:49] } 7... c5 { [%eval 1.09] [%clk 0:10:25] } 8. Be3?! { [%eval 0.33] } { Inaccuracy. d5 was best. } { [%clk 0:08:27] } 8... Ngf6 { [%eval 0.65] [%clk 0:10:27] } 9. Ng3?! { [%eval -0.08] } { Inaccuracy. d5 was best. } { [%clk 0:08:09] } 9... h5 { [%eval -0.03] [%clk 0:10:02] } 10. h3 { [%eval -0.25] [%clk 0:07:43] } 10... h4 { [%eval -0.31] [%clk 0:09:24] } 11. Nge2 { [%eval -0.38] [%clk 0:07:13] } 11... Qc7 { [%eval -0.06] [%clk 0:09:27] } 12. b3 { [%eval -0.18] [%clk 0:06:44] } 12... cxd4 { [%eval -0.14] [%clk 0:08:04] } 13. Bxd4 { [%eval -0.07] [%clk 0:06:44] } 13... Nc5 { [%eval 0.09] [%clk 0:08:06] } 14. f3 { [%eval 0.14] [%clk 0:06:26] } 14... Be7 { [%eval 0.11] [%clk 0:08:09] } 15. Qe1 { [%eval 0.09] [%clk 0:05:54] } 15... e5 { [%eval 0.09] [%clk 0:07:34] } 16. Bf2 { [%eval 0.18] [%clk 0:05:43] } 16... g5? { [%eval 1.46] } { Mistake. d5 was best. } { [%clk 0:07:36] } 17. Rd1 { [%eval 1.27] [%clk 0:05:16] } 17... Rd8 { [%eval 1.54] [%clk 0:07:02] } 18. Bc4 { [%eval 1.54] [%clk 0:05:14] } 18... Kf8 { [%eval 1.55] [%clk 0:06:44] } 19. Be3 { [%eval 1.52] [%clk 0:04:49] } 19... Nh5 { [%eval 1.77] [%clk 0:06:45] } 20. Bd5 { [%eval 1.72] [%clk 0:04:43] } 20... Bc8 { [%eval 1.79] [%clk 0:06:13] } 21. Bc4 { [%eval 1.6] [%clk 0:04:23] } 21... Nf4 { [%eval 1.76] [%clk 0:05:40] } 22. Nxf4 { [%eval 1.69] [%clk 0:04:03] } 22... gxf4 { [%eval 1.69] [%clk 0:05:38] } 23. Bf2 { [%eval 1.45] [%clk 0:04:04] } 23... Qb7 { [%eval 2.0] [%clk 0:05:21] } 24. Bd5?! { [%eval 1.36] } { Inaccuracy. b4 was best. } { [%clk 0:03:58] } 24... Qc7 { [%eval 1.36] [%clk 0:05:19] } 25. Bc4 { [%eval 1.4] [%clk 0:04:01] } 25... Be6 { [%eval 1.42] [%clk 0:05:22] } 26. Nd5 { [%eval 1.36] [%clk 0:03:56] } 26... Qb7 { [%eval 1.64] [%clk 0:05:19] } 27. Qe2 { [%eval 1.69] [%clk 0:03:49] } 27... Ra8 { [%eval 1.82] [%clk 0:04:05] } 28. Ra1 { [%eval 1.65] [%clk 0:03:32] } 28... Bd8 { [%eval 1.75] [%clk 0:03:21] } 29. Rfd1 { [%eval 1.76] [%clk 0:03:21] } 29... Rg8 { [%eval 1.83] [%clk 0:03:24] } 30. Kh2 { [%eval 1.8] [%clk 0:03:20] } 30... Rg6 { [%eval 1.76] [%clk 0:03:08] } 31. Qe1 { [%eval 1.51] [%clk 0:03:11] } 31... Rh6?! { [%eval 2.17] } { Inaccuracy. Kg7 was best. } { [%clk 0:03:03] } 32. b4 { [%eval 1.79] [%clk 0:02:58] } 32... Nd7 { [%eval 1.76] [%clk 0:03:07] } 33. Qe2 { [%eval 1.51] [%clk 0:03:01] } 33... Rg6 { [%eval 1.74] [%clk 0:03:01] } 34. Qe1 { [%eval 1.43] [%clk 0:03:01] } 34... Qc8 { [%eval 1.55] [%clk 0:02:51] } 35. Bb3 { [%eval 1.62] [%clk 0:02:59] } 35... Rh6 { [%eval 1.83] [%clk 0:02:54] } 36. Rac1 { [%eval 1.71] [%clk 0:02:55] } 36... Kg7 { [%eval 1.57] [%clk 0:02:39] } 37. c4 { [%eval 1.15] [%clk 0:02:58] } 37... Rb8 { [%eval 1.29] [%clk 0:02:42] } 38. Qe2 { [%eval 0.81] [%clk 0:02:55] } 38... a5 { [%eval 0.89] [%clk 0:02:42] } 39. Nc3?! { [%eval 0.23] } { Inaccuracy. Qb2 was best. } { [%clk 0:02:35] } 39... axb4 { [%eval 0.32] [%clk 0:02:23] } 40. Nb5 { [%eval 0.4] [%clk 0:02:37] } 40... Be7 { [%eval 0.42] [%clk 0:02:26] } 41. Qd2?! { [%eval -0.58] } { Inaccuracy. Nxd6 was best. } { [%clk 0:02:32] } 41... Qf8?! { [%eval 0.01] } { Inaccuracy. Rg6 was best. } { [%clk 0:02:06] } 42. Nc7 { [%eval 0.04] [%clk 0:01:52] } 42... Nc5 { [%eval 0.14] [%clk 0:02:03] } 43. Bxc5?! { [%eval -0.51] } { Inaccuracy. Qxb4 was best. } { [%clk 0:01:47] } 43... bxc5 { [%eval -0.62] [%clk 0:01:52] } 44. Ra1 { [%eval -0.89] [%clk 0:01:34] } 44... Qc8 { [%eval -0.73] [%clk 0:01:31] } 45. Nd5?! { [%eval -1.36] } { Inaccuracy. Nxe6+ was best. } { [%clk 0:01:27] } 45... Bd8 { [%eval -1.4] [%clk 0:01:34] } 46. Qb2 { [%eval -1.55] [%clk 0:01:15] } 46... Kh7 { [%eval -1.42] [%clk 0:01:31] } 47. Bc2?! { [%eval -2.22] } { Inaccuracy. a5 was best. } { [%clk 0:00:57] } 47... Rg6 { [%eval -1.82] [%clk 0:01:33] } 48. Bd3 { [%eval -1.98] [%clk 0:00:43] } 48... Rg3 { [%eval -1.81] [%clk 0:01:35] } 49. Bf1 { [%eval -2.1] [%clk 0:00:44] } 49... Ra8 { [%eval -1.8] [%clk 0:01:27] } 50. Qc2 { [%eval -1.84] [%clk 0:00:40] } 50... Ra6 { [%eval -1.64] [%clk 0:01:31] } 51. Ra2 { [%eval -1.68] [%clk 0:00:40] } 51... Ba5 { [%eval -1.56] [%clk 0:01:20] } 52. Nf6+ { [%eval -1.83] [%clk 0:00:41] } 52... Kg7?! { [%eval -1.03] } { Inaccuracy. Kh8 was best. } { [%clk 0:01:20] } 53. Nh5+ { [%eval -1.26] [%clk 0:00:44] } 53... Kg6 { [%eval -1.15] [%clk 0:01:20] } 54. Nxg3 { [%eval -1.24] [%clk 0:00:46] } 54... hxg3+ { [%eval -0.9] [%clk 0:01:26] } 55. Kg1 { [%eval -0.94] [%clk 0:00:46] } 55... Bc7?! { [%eval -0.17] } { Inaccuracy. Qd7 was best. } { [%clk 0:01:17] } 56. Rb2?! { [%eval -0.81] } { Inaccuracy. a5 was best. } { [%clk 0:00:46] } 56... Ra5 { [%eval -0.58] [%clk 0:01:18] } 57. Qb3 { [%eval -0.5] [%clk 0:00:48] } 57... Qe8 { [%eval -0.5] [%clk 0:01:18] } 58. Ra2 { [%eval -0.52] [%clk 0:00:48] } 58... Kf6 { [%eval -0.53] [%clk 0:01:20] } 59. Rda1 { [%eval -0.65] [%clk 0:00:46] } 59... Ke7 { [%eval -0.59] [%clk 0:01:24] } 60. Qd3 { [%eval -0.7] [%clk 0:00:42] } 60... Kd7 { [%eval -0.67] [%clk 0:01:19] } 61. Qc2 { [%eval -0.7] [%clk 0:00:42] } 61... Kc8 { [%eval -0.52] [%clk 0:01:30] } 62. Rd1 { [%eval -0.67] [%clk 0:00:33] } 62... Kb7 { [%eval -0.65] [%clk 0:01:17] } 63. Qb3 { [%eval -0.73] [%clk 0:00:31] } 63... Ka7 { [%eval -0.48] [%clk 0:01:35] } 64. Rda1 { [%eval -0.58] [%clk 0:00:27] } 64... Bd7 { [%eval -0.62] [%clk 0:01:38] } 65. Qc2 { [%eval -0.72] [%clk 0:00:24] } 65... Kb7 { [%eval -0.54] [%clk 0:01:33] } 66. Be2 { [%eval -0.53] [%clk 0:00:27] } 66... Qg8 { [%eval -0.55] [%clk 0:01:45] } 67. Bd1 { [%eval -0.56] [%clk 0:00:28] } 67... Be6 { [%eval -0.48] [%clk 0:01:49] } 68. Qd3 { [%eval -0.79] [%clk 0:00:31] } 68... f6 { [%eval -0.56] [%clk 0:01:45] } 69. Bb3 { [%eval -0.86] [%clk 0:00:34] } 69... Qh7 { [%eval -0.91] [%clk 0:01:31] } 70. Rd1 { [%eval -1.23] [%clk 0:00:34] } 70... Ra8 { [%eval -1.18] [%clk 0:01:20] } 71. Bc2?! { [%eval -1.96] } { Inaccuracy. a5 was best. } { [%clk 0:00:22] } 71... Ka7 { [%eval -1.5] [%clk 0:00:44] } 72. a5 { [%eval -1.54] [%clk 0:00:21] } 72... Qf7 { [%eval -1.18] [%clk 0:00:22] } 73. Qe2?? { [%eval -5.81] } { Blunder. Bb3 was best. } { [%clk 0:00:25] } 73... Rf8?? { [%eval -0.34] } { Blunder. Bxc4 was best. } { [%clk 0:00:12] } 74. Bb3? { [%eval -1.74] } { Mistake. Bd3 was best. } 74... Rh8 { [%eval -1.52] [%clk 0:00:13] } 75. Rc1? { [%eval -3.02] } { Mistake. Qf1 was best. } { [%clk 0:00:25] } 75... Qd7?? { [%eval -0.43] } { Blunder. Bxh3 was best. } { [%clk 0:00:08] } 76. Ba4 { [%eval -0.44] [%clk 0:00:24] } 76... Qf7 { [%eval -0.27] [%clk 0:00:12] } 77. Bc6 { [%eval -0.29] [%clk 0:00:25] } 77... Bxh3 { [%eval -0.35] [%clk 0:00:15] } 78. gxh3 { [%eval -0.4] [%clk 0:00:27] } 78... Rxh3 { [%eval -0.44] [%clk 0:00:19] } 79. Qf1 { [%eval -0.7] [%clk 0:00:08] } 79... Qh5 { [%eval -0.75] [%clk 0:00:23] } 80. Qg2 { [%eval -0.64] [%clk 0:00:11] } 80... Rh2 { [%eval -0.59] [%clk 0:00:26] } 81. Qxh2 { [%eval -0.85] [%clk 0:00:15] } 81... gxh2+ { [%eval -0.92] [%clk 0:00:28] } 82. Rxh2?? { [%eval -3.38] } { Blunder. Kg2 was best. } { [%clk 0:00:18] } 82... Qxf3 { [%eval -3.28] [%clk 0:00:30] } 83. Rf1 { [%eval -3.89] [%clk 0:00:22] } 83... Qe3+ { [%eval -3.62] [%clk 0:00:29] } 84. Kh1 { [%eval -3.67] [%clk 0:00:25] } 84... Bxa5 { [%eval -3.56] [%clk 0:00:11] } 85. Bd5?! { [%eval -5.44] } { Inaccuracy. Rh7+ was best. } { [%clk 0:00:27] } 85... b3 { [%eval -5.06] [%clk 0:00:11] } 86. Rb1?! { [%eval -7.13] } { Inaccuracy. Rh7+ was best. } { [%clk 0:00:31] } 86... Qf3+ { [%eval -6.74] [%clk 0:00:11] } 87. Kg1 { [%eval -7.36] [%clk 0:00:35] } 87... Bc3 { [%eval -7.18] [%clk 0:00:14] } 88. Rh7+ { [%eval -7.22] [%clk 0:00:36] } 88... Kb8?? { [%eval #7] } { Checkmate is now unavoidable. Ka6 was best. } { [%clk 0:00:14] } 89. Rb7+?? { [%eval -0.2] } { Lost forced checkmate sequence. Rxb3+ was best. } { [%clk 0:00:39] } 89... Kc8 { [%eval -0.12] [%clk 0:00:19] } 90. R7xb3 { [%eval -0.28] [%clk 0:00:42] } 90... Bd4+ { [%eval 0.0] [%clk 0:00:20] } 91. Kh2 { [%eval 0.0] [%clk 0:00:43] } 91... Qf2+?? { [%eval 5.22] } { Blunder. Qe2+ was best. } { [%clk 0:00:25] } 92. Kh1?? { [%eval 0.0] } { Blunder. Kh3 was best. } { [%clk 0:00:47] } 92... f3?? { [%eval #2] } { Checkmate is now unavoidable. Qh4+ was best. } { [%clk 0:00:29] } 93. Rb8+ { [%eval #1] [%clk 0:00:36] } 1-0