Event: Round 4: Odafe Benedict Efemuai - Don Ngo-Tan
Date: 2022-06-13
White: Odafe Benedict Efemuai
Black: Don Ngo-Tan
BlackTitle: FM
Result: 0-1
ECO: A48
Opening: London System
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:03:02] } 1... Nf6 { [%eval 0.23] [%clk 0:03:03] } 2. Nf3 { [%eval 0.12] [%clk 0:03:03] } 2... g6 { [%eval 0.21] [%clk 0:03:03] } 3. Bf4 { [%eval 0.14] [%clk 0:03:04] } 3... Bg7 { [%eval 0.19] [%clk 0:03:01] } 4. e3 { [%eval 0.13] [%clk 0:03:05] } 4... O-O { [%eval 0.12] [%clk 0:02:48] } 5. c3 { [%eval 0.0] [%clk 0:03:07] } 5... c5 { [%eval 0.0] [%clk 0:02:49] } 6. Nbd2 { [%eval 0.21] [%clk 0:03:07] } 6... b6 { [%eval 0.21] [%clk 0:02:50] } 7. Be2 { [%eval 0.0] [%clk 0:03:07] } 7... Bb7 { [%eval 0.31] [%clk 0:02:51] } 8. O-O { [%eval 0.2] [%clk 0:03:06] } 8... d6 { [%eval 0.27] [%clk 0:02:51] } 9. h3 { [%eval 0.34] [%clk 0:03:07] } 9... Nbd7 { [%eval 0.22] [%clk 0:02:52] } 10. a4 { [%eval 0.26] [%clk 0:03:09] } 10... a6 { [%eval 0.2] [%clk 0:02:35] } 11. Re1 { [%eval 0.37] [%clk 0:03:09] } 11... Re8 { [%eval 0.1] [%clk 0:02:32] } 12. Qb3 { [%eval 0.3] [%clk 0:03:07] } 12... Rf8 { [%eval 0.66] [%clk 0:01:58] } 13. Bc4?! { [%eval 0.11] } { Inaccuracy. Rad1 was best. } { [%clk 0:03:00] } 13... d5 { [%eval 0.14] [%clk 0:01:33] } 14. Bf1 { [%eval 0.12] [%clk 0:02:59] } 14... Ne4? { [%eval 1.21] } { Mistake. Rc8 was best. } { [%clk 0:01:29] } 15. Nxe4 { [%eval 0.92] [%clk 0:02:58] } 15... dxe4 { [%eval 1.15] [%clk 0:01:29] } 16. Nd2 { [%eval 1.31] [%clk 0:02:54] } 16... cxd4 { [%eval 1.57] [%clk 0:01:26] } 17. exd4 { [%eval 1.95] [%clk 0:02:46] } 17... e5 { [%eval 1.79] [%clk 0:01:27] } 18. dxe5 { [%eval 2.13] [%clk 0:02:34] } 18... Nxe5 { [%eval 2.72] [%clk 0:01:12] } 19. Nxe4 { [%eval 2.72] [%clk 0:02:17] } 19... Bd5?! { [%eval 3.6] } { Inaccuracy. Qc7 was best. } { [%clk 0:00:46] } 20. Qc2 { [%eval 3.1] [%clk 0:02:10] } 20... Bxe4?! { [%eval 4.86] } { Inaccuracy. Qh4 was best. } { [%clk 0:00:30] } 21. Rxe4 { [%eval 5.19] [%clk 0:02:06] } 21... Nc6 { [%eval 5.37] [%clk 0:00:30] } 22. Rd1 { [%eval 5.75] [%clk 0:02:03] } 22... Qc8 { [%eval 5.73] [%clk 0:00:29] } 23. Re2 { [%eval 4.79] [%clk 0:01:56] } 23... b5 { [%eval 4.78] [%clk 0:00:25] } 24. axb5 { [%eval 4.24] [%clk 0:01:56] } 24... axb5 { [%eval 4.26] [%clk 0:00:26] } 25. Red2 { [%eval 4.65] [%clk 0:01:55] } 25... b4 { [%eval 4.31] [%clk 0:00:17] } 26. Bd6?! { [%eval 3.03] } { Inaccuracy. cxb4 was best. } { [%clk 0:01:43] } 26... bxc3 { [%eval 2.99] [%clk 0:00:17] } 27. bxc3 { [%eval 2.42] [%clk 0:01:18] } 27... Re8 { [%eval 2.55] [%clk 0:00:16] } 28. c4 { [%eval 2.45] [%clk 0:01:14] } 28... Qe6?! { [%eval 3.37] } { Inaccuracy. Ra1 was best. } { [%clk 0:00:15] } 29. c5 { [%eval 3.37] [%clk 0:01:13] } 29... Rac8 { [%eval 4.0] [%clk 0:00:11] } 30. Bc4 { [%eval 4.17] [%clk 0:01:11] } 30... Qf6?! { [%eval 5.33] } { Inaccuracy. Qd7 was best. } { [%clk 0:00:12] } 31. Qb3?? { [%eval 1.82] } { Blunder. Qa4 was best. } { [%clk 0:01:04] } 31... Nd8?? { [%eval 5.48] } { Blunder. Na5 was best. } { [%clk 0:00:12] } 32. Bf1?? { [%eval 2.3] } { Blunder. Bb5 was best. } { [%clk 0:00:54] } 32... Ne6 { [%eval 2.27] [%clk 0:00:13] } 33. Qd5? { [%eval 0.75] } { Mistake. Bb5 was best. } { [%clk 0:00:53] } 33... Nf4?? { [%eval 3.5] } { Blunder. Bf8 was best. } { [%clk 0:00:11] } 34. Qf3?! { [%eval 2.43] } { Inaccuracy. Qb7 was best. } { [%clk 0:00:49] } 34... Ne6 { [%eval 2.75] [%clk 0:00:12] } 35. c6?? { [%eval 0.78] } { Blunder. Qxf6 was best. } { [%clk 0:00:46] } 35... Qxf3 { [%eval 1.06] [%clk 0:00:12] } 36. gxf3 { [%eval 1.08] [%clk 0:00:47] } 36... Ng5?! { [%eval 1.73] } { Inaccuracy. Bc3 was best. } { [%clk 0:00:12] } 37. Kg2 { [%eval 1.87] [%clk 0:00:43] } 37... Rxc6 { [%eval 1.57] [%clk 0:00:11] } 38. Bb5 { [%eval 1.72] [%clk 0:00:44] } 38... Rcc8?! { [%eval 2.45] } { Inaccuracy. Rxd6 was best. } { [%clk 0:00:12] } 39. Bxe8 { [%eval 2.01] [%clk 0:00:45] } 39... Rxe8 { [%eval 2.78] [%clk 0:00:13] } 40. h4?! { [%eval 1.58] } { Inaccuracy. Rb1 was best. } { [%clk 0:00:45] } 40... Ne6 { [%eval 1.52] [%clk 0:00:14] } 41. Bg3 { [%eval 1.01] [%clk 0:00:46] } 41... Bf6?! { [%eval 1.71] } { Inaccuracy. h5 was best. } { [%clk 0:00:15] } 42. Rd6?! { [%eval 1.15] } { Inaccuracy. h5 was best. } { [%clk 0:00:46] } 42... Kg7 { [%eval 1.04] [%clk 0:00:16] } 43. Rd7 { [%eval 0.99] [%clk 0:00:46] } 43... Rc8 { [%eval 1.51] [%clk 0:00:15] } 44. Ra7 { [%eval 1.2] [%clk 0:00:46] } 44... Rf8? { [%eval 2.37] } { Mistake. Rd8 was best. } { [%clk 0:00:09] } 45. Rdd7 { [%eval 2.04] [%clk 0:00:46] } 45... Nd8?! { [%eval 3.32] } { Inaccuracy. Nc5 was best. } { [%clk 0:00:08] } 46. Bd6 { [%eval 3.5] [%clk 0:00:45] } 46... Re8 { [%eval 3.63] [%clk 0:00:10] } 47. Bc7? { [%eval 1.86] } { Mistake. Ra8 was best. } { [%clk 0:00:45] } 47... Nc6 { [%eval 1.92] [%clk 0:00:08] } 48. Rb7 { [%eval 1.63] [%clk 0:00:45] } 48... Bxh4?? { [%eval 3.75] } { Blunder. Re7 was best. } { [%clk 0:00:07] } 49. Bb6?? { [%eval 0.45] } { Blunder. Bg3 was best. } { [%clk 0:00:46] } 49... Ne5?? { [%eval 4.42] } { Blunder. Re7 was best. } { [%clk 0:00:08] } 50. Rdc7?? { [%eval 0.39] } { Blunder. Bd4 was best. } { [%clk 0:00:46] } 50... Bf6?? { [%eval 3.44] } { Blunder. Bd8 was best. } { [%clk 0:00:08] } 51. Bd4 { [%eval 3.49] [%clk 0:00:46] } 51... Rf8 { [%eval 3.89] [%clk 0:00:10] } 52. Rb6? { [%eval 1.89] } { Mistake. Bc5 was best. } { [%clk 0:00:45] } 52... h5? { [%eval 3.78] } { Mistake. Rd8 was best. } { [%clk 0:00:09] } 53. Rxf6 { [%eval 3.54] [%clk 0:00:45] } 53... Kxf6 { [%eval 3.09] [%clk 0:00:10] } 54. f4 { [%eval 3.48] } 54... Kf5 { [%eval 3.78] [%clk 0:00:10] } 55. fxe5 { [%eval 3.63] [%clk 0:00:46] } 55... Ke4 { [%eval 3.48] [%clk 0:00:10] } 56. Bc3 { [%eval 3.41] [%clk 0:00:46] } 56... g5 { [%eval 3.36] [%clk 0:00:11] } 57. f3+ { [%eval 3.36] [%clk 0:00:45] } 57... Kf5? { [%eval 6.01] } { Mistake. Kf4 was best. } { [%clk 0:00:11] } 58. Re7?? { [%eval 2.72] } { Blunder. Rc6 was best. } { [%clk 0:00:44] } 58... Kg6 { [%eval 2.41] [%clk 0:00:12] } 59. Bb4?! { [%eval 1.51] } { Inaccuracy. Rc7 was best. } { [%clk 0:00:45] } 59... Rc8 { [%eval 1.77] [%clk 0:00:13] } 60. Bd6?! { [%eval 1.0] } { Inaccuracy. Ra7 was best. } { [%clk 0:00:46] } 60... Rc2+ { [%eval 1.03] [%clk 0:00:13] } 61. Kg3?! { [%eval 0.07] } { Inaccuracy. Kg1 was best. } { [%clk 0:00:46] } 61... Rc3? { [%eval 1.14] } { Mistake. h4+ was best. } { [%clk 0:00:14] } 62. Kf2 { [%eval 1.23] [%clk 0:00:46] } 62... Rc2+ { [%eval 1.17] [%clk 0:00:14] } 63. Ke3 { [%eval 0.89] [%clk 0:00:47] } 63... Rc3+ { [%eval 1.15] [%clk 0:00:16] } 64. Ke4 { [%eval 1.6] [%clk 0:00:48] } 64... Rc4+ { [%eval 1.05] [%clk 0:00:17] } 65. Kd3 { [%eval 1.19] [%clk 0:00:47] } 65... Rh4?! { [%eval 2.19] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:16] } 66. Re8 { [%eval 2.0] [%clk 0:00:48] } 66... Rh3 { [%eval 2.42] [%clk 0:00:17] } 67. Rg8+?? { [%eval 0.46] } { Blunder. Ke4 was best. } { [%clk 0:00:48] } 67... Kf5 { [%eval 0.5] [%clk 0:00:18] } 68. Ke2 { [%eval 0.39] [%clk 0:00:48] } 68... Kf4?? { [%eval #8] } { Checkmate is now unavoidable. g4 was best. } { [%clk 0:00:18] } 69. Rf8?? { [%eval 4.79] } { Lost forced checkmate sequence. e6+ was best. } { [%clk 0:00:48] } 69... Rh2+ { [%eval 5.38] [%clk 0:00:18] } 70. Kd3 { [%eval 5.76] [%clk 0:00:49] } 70... Kxf3?! { [%eval 10.8] } { Inaccuracy. Kf5 was best. } { [%clk 0:00:20] } 71. Rxf7+ { [%eval 5.34] [%clk 0:00:50] } 71... Kg4?! { [%eval 74.03] } { Inaccuracy. Kg2 was best. } { [%clk 0:00:21] } 72. e6 { [%eval 138.05] [%clk 0:00:51] } 72... Rh1 { [%eval 26.18] [%clk 0:00:19] } 73. Kd2 { [%eval 12.25] [%clk 0:00:51] } 73... Ra1 { [%eval #10] [%clk 0:00:14] } 74. e7 { [%eval #9] [%clk 0:00:51] } 74... Ra2+ { [%eval #9] [%clk 0:00:10] } 75. Kd3 { [%eval #8] [%clk 0:00:52] } 75... Ra1 { [%eval #6] [%clk 0:03:02] } 0-1