Event: Round 2: Nicholas Ossine - Benjamin De Costa
Date: 2023-07-06
White: Nicholas Ossine
Black: Benjamin De Costa
Result: 0-1
ECO: D31
Opening: Queen's Gambit Declined: Queen's Knight Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:38] } 1... d5 { [%eval 0.27] [%clk 1:30:50] } 2. c4 { [%eval 0.29] [%clk 1:31:07] } 2... e6 { [%eval 0.3] [%clk 1:31:14] } 3. Nc3 { [%eval 0.39] [%clk 1:31:35] } 3... f5?! { [%eval 0.98] } { Inaccuracy. Nf6 was best. } { [%clk 1:31:39] } 4. Bf4 { [%eval 0.85] } 4... c6 { [%eval 1.29] } 5. Nf3 { [%eval 0.95] } 5... Bd6?! { [%eval 1.56] } { Inaccuracy. dxc4 was best. } 6. Bxd6?! { [%eval 0.74] } { Inaccuracy. e3 was best. } 6... Qxd6 { [%eval 1.02] } 7. e3 { [%eval 1.2] } 7... Nd7 { [%eval 1.29] } 8. Be2?! { [%eval 0.72] } { Inaccuracy. Bd3 was best. } { [%clk 1:26:32] } 8... Ngf6 { [%eval 0.77] [%clk 1:32:00] } 9. O-O { [%eval 0.72] [%clk 1:26:10] } 9... O-O { [%eval 0.75] [%clk 1:32:21] } 10. Qc2 { [%eval 0.72] [%clk 1:24:56] } 10... Ne4 { [%eval 0.77] [%clk 1:32:16] } 11. Rab1 { [%eval 0.76] [%clk 1:24:25] } 11... Rf6 { [%eval 1.14] [%clk 1:31:14] } 12. b4 { [%eval 1.13] [%clk 1:23:05] } 12... Rh6 { [%eval 1.15] [%clk 1:29:50] } 13. c5?! { [%eval 0.32] } { Inaccuracy. g3 was best. } { [%clk 1:21:00] } 13... Qc7 { [%eval 0.65] [%clk 1:30:00] } 14. b5 { [%eval 0.6] [%clk 1:19:53] } 14... Ng5 { [%eval 1.03] [%clk 1:26:58] } 15. g3 { [%eval 1.09] [%clk 1:18:00] } 15... Ne4 { [%eval 1.17] [%clk 1:24:03] } 16. Bd3 { [%eval 1.17] [%clk 1:12:36] } 16... e5 { [%eval 1.15] [%clk 1:21:20] } 17. Nxe5 { [%eval 0.74] [%clk 1:05:14] } 17... Nxe5 { [%eval 0.68] [%clk 1:20:57] } 18. dxe5 { [%eval 0.68] [%clk 1:05:34] } 18... Qxe5 { [%eval 0.72] [%clk 1:21:22] } 19. Ne2 { [%eval 0.7] [%clk 1:05:02] } 19... g5?! { [%eval 1.35] } { Inaccuracy. Bd7 was best. } { [%clk 1:17:42] } 20. bxc6 { [%eval 0.81] [%clk 1:01:29] } 20... bxc6?! { [%eval 1.45] } { Inaccuracy. Rxc6 was best. } { [%clk 1:15:51] } 21. Bxe4? { [%eval -0.14] } { Mistake. f3 was best. } { [%clk 0:52:35] } 21... fxe4 { [%eval -0.25] [%clk 1:15:58] } 22. Nd4?! { [%eval -0.99] } { Inaccuracy. Rb3 was best. } { [%clk 0:51:14] } 22... Ba6 { [%eval -1.4] [%clk 1:10:42] } 23. Rfd1 { [%eval -0.97] [%clk 0:49:24] } 23... Bd3?! { [%eval -0.33] } { Inaccuracy. Rf8 was best. } { [%clk 1:07:18] } 24. Rxd3 { [%eval -0.32] [%clk 0:49:52] } 24... exd3 { [%eval -0.34] [%clk 1:07:46] } 25. Qxd3 { [%eval -0.43] [%clk 0:50:21] } 25... Rf6 { [%eval 0.0] [%clk 1:03:40] } 26. Rb7 { [%eval 0.0] [%clk 0:40:51] } 26... Qe4 { [%eval -0.02] [%clk 1:01:26] } 27. Qxe4 { [%eval 0.0] [%clk 0:41:19] } 27... dxe4 { [%eval 0.0] [%clk 1:01:38] } 28. Rc7?? { [%eval -2.35] } { Blunder. g4 was best. } { [%clk 0:41:48] } 28... Raf8 { [%eval -2.34] [%clk 1:01:28] } 29. Nxc6 { [%eval -2.39] [%clk 0:41:35] } 29... Rxf2 { [%eval -2.39] [%clk 1:01:37] } 30. Ne7+? { [%eval -3.94] } { Mistake. Rxa7 was best. } { [%clk 0:35:44] } 30... Kh8 { [%eval -3.77] [%clk 1:01:24] } 31. g4?! { [%eval -5.04] } { Inaccuracy. Rxa7 was best. } { [%clk 0:35:36] } 31... Rxa2 { [%eval -4.4] [%clk 1:00:58] } 32. Nf5 { [%eval -4.81] } 32... Rb8 { [%eval -4.82] } 33. Ng3 { [%eval -4.82] [%clk 0:33:51] } 33... Rb1+ { [%eval -4.83] [%clk 0:56:37] } 34. Nf1 { [%eval -4.83] [%clk 0:34:17] } 34... Raa1 { [%eval -4.62] [%clk 0:56:06] } 35. Rf7 { [%eval -4.5] [%clk 0:34:45] } 35... Rc1 { [%eval -4.31] [%clk 0:55:44] } 36. Rf5 { [%eval -4.75] [%clk 0:34:29] } 36... h6 { [%eval -4.44] [%clk 0:56:05] } 37. Kg2 { [%eval -4.14] [%clk 0:33:18] } 37... Rc2+ { [%eval -4.41] [%clk 0:51:52] } 38. Kg3 { [%eval -4.96] [%clk 0:29:46] } 38... Rac1 { [%eval -4.89] [%clk 0:51:38] } 39. h4 { [%eval -5.07] [%clk 0:28:05] } 39... Rxc5 { [%eval -5.37] [%clk 0:51:25] } 40. Rf2 { [%eval -5.69] [%clk 0:25:55] } 40... a5 { [%eval -4.92] [%clk 0:51:01] } 41. hxg5 { [%eval -4.92] [%clk 0:26:07] } 41... hxg5 { [%eval -4.92] [%clk 0:51:23] } 42. Nd2 { [%eval -5.05] [%clk 0:25:19] } 42... R5c2 { [%eval -4.88] [%clk 0:49:43] } 43. Nb3?! { [%eval -7.39] } { Inaccuracy. Rf5 was best. } { [%clk 0:25:08] } 43... Rxf2 { [%eval -6.43] [%clk 0:49:54] } 44. Kxf2 { [%eval -6.1] } 44... Rc2+ { [%eval -6.8] } 45. Kg3 { [%eval -6.78] [%clk 0:24:58] } 45... a4 { [%eval -6.82] [%clk 0:50:08] } 46. Nd4 { [%eval -6.83] [%clk 0:23:46] } 46... Rc3 { [%eval -6.86] [%clk 0:50:20] } 47. Nb5?! { [%eval -36.13] } { Inaccuracy. Ne6 was best. } { [%clk 0:24:01] } 47... Rxe3+ { [%eval -9.98] [%clk 0:50:42] } 48. Kf2 { [%eval -39.37] [%clk 0:24:18] } 48... Rf3+ { [%eval -39.32] [%clk 0:51:06] } 49. Kg2 { [%eval -39.01] [%clk 0:24:03] } 49... a3 { [%eval -34.67] [%clk 0:51:30] } 50. Nxa3?! { [%eval #-38] } { Checkmate is now unavoidable. Nd4 was best. } 50... Rxa3 { [%eval -39.42] } 51. Kf2 { [%eval -39.41] } 51... Rf3+ { [%eval #-18] } 52. Ke2 { [%eval #-21] } 52... Rf4 { [%eval #-25] } 53. Ke3 { [%eval #-16] } 53... Rxg4 { [%eval #-20] } 54. Kf2 { [%eval -39.41] [%clk 0:22:58] } 54... Rf4+ { [%eval #-12] [%clk 0:51:49] } 55. Ke3 { [%eval #-12] } 55... Rf8 { [%eval #-10] } 56. Kxe4 { [%eval #-11] [%clk 0:22:58] } 56... g4 { [%eval #-8] [%clk 0:52:10] } 57. Ke3 { [%eval #-8] [%clk 0:23:27] } 57... g3 { [%eval #-7] [%clk 0:52:34] } 58. Ke4 { [%eval #-7] [%clk 0:23:56] } 58... g2 { [%eval #-6] } 59. Kd5 { [%eval #-6] } 59... g1=Q { [%eval #-5] } 60. Ke5 { [%eval #-5] } 60... Qe3+ { [%eval #-5] [%clk 0:52:32] } 61. Kd6 { [%eval #-4] [%clk 0:24:23] } 61... Rf6+ { [%eval #-5] [%clk 0:52:52] } 62. Kd7 { [%eval #-3] [%clk 0:24:46] } 62... Qa7+ { [%eval #-2] [%clk 0:52:51] } 63. Ke8 { [%eval #-2] [%clk 0:25:15] } 63... Kg8 { [%eval #-1] } 64. Kd8 { [%eval #-1] [%clk 0:25:15] } 64... Rf8# { [%clk 0:52:31] } 0-1