Event: Round 4: Blumenthal Mujica, Marco Alejandro - Rivero Ochoa, Alan Alexis
Date: 2024-12-14
White: Blumenthal Mujica, Marco Alejandro
WhiteElo: 1694
Black: Rivero Ochoa, Alan Alexis
BlackElo: 1730
Result: 0-1
ECO: A46
Opening: Indian Defense: Knights Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:15:17] } 1... Nf6 { [%eval 0.19] [%clk 0:15:16] } 2. Nf3 { [%eval 0.11] [%clk 0:15:25] } 2... e6 { [%eval 0.14] [%clk 0:15:23] } 3. g3 { [%eval 0.1] [%clk 0:15:32] } 3... b6 { [%eval 0.27] [%clk 0:15:15] } 4. Bg2 { [%eval 0.27] [%clk 0:15:39] } 4... Bb7 { [%eval 0.26] [%clk 0:15:22] } 5. O-O { [%eval 0.09] [%clk 0:15:41] } 5... d5 { [%eval 0.32] [%clk 0:14:53] } 6. c4 { [%eval 0.23] [%clk 0:14:54] } 6... Nbd7 { [%eval 0.46] [%clk 0:14:53] } 7. Qc2 { [%eval 0.08] [%clk 0:14:58] } 7... Be7 { [%eval 0.39] [%clk 0:14:44] } 8. Bf4 { [%eval 0.1] [%clk 0:14:51] } 8... O-O { [%eval 0.08] [%clk 0:14:29] } 9. Nbd2 { [%eval -0.31] [%clk 0:14:26] } 9... Rc8 { [%eval -0.21] [%clk 0:14:10] } 10. Rfd1 { [%eval -0.73] [%clk 0:14:12] } 10... c5 { [%eval -0.76] [%clk 0:14:13] } 11. Qd3 { [%eval -0.76] [%clk 0:13:20] } 11... cxd4 { [%eval -0.86] [%clk 0:13:19] } 12. Qxd4? { [%eval -2.1] } { Mistake. cxd5 was best. } { [%clk 0:13:01] } 12... Bc5 { [%eval -1.79] [%clk 0:12:55] } 13. Qc3 { [%eval -2.04] [%clk 0:12:02] } 13... Qe7?! { [%eval -1.1] } { Inaccuracy. dxc4 was best. } { [%clk 0:11:49] } 14. Bg5 { [%eval -1.02] [%clk 0:10:01] } 14... h6 { [%eval -0.94] [%clk 0:11:25] } 15. Bxf6 { [%eval -0.84] [%clk 0:09:59] } 15... Nxf6 { [%eval -0.95] [%clk 0:11:29] } 16. a3?? { [%eval -3.01] } { Blunder. e3 was best. } { [%clk 0:09:36] } 16... dxc4 { [%eval -2.87] [%clk 0:10:54] } 17. e3 { [%eval -3.14] [%clk 0:07:40] } 17... b5 { [%eval -2.98] [%clk 0:08:24] } 18. a4 { [%eval -3.21] [%clk 0:07:18] } 18... Nd5 { [%eval -3.19] [%clk 0:07:49] } 19. Qc1 { [%eval -3.09] [%clk 0:06:40] } 19... a6 { [%eval -2.84] [%clk 0:07:41] } 20. axb5 { [%eval -2.71] [%clk 0:05:36] } 20... axb5 { [%eval -2.87] [%clk 0:07:49] } 21. Ne4 { [%eval -2.58] [%clk 0:04:52] } 21... Nb4?! { [%eval -1.71] } { Inaccuracy. Nxe3 was best. } { [%clk 0:07:20] } 22. Nxc5?! { [%eval -2.56] } { Inaccuracy. Ne5 was best. } { [%clk 0:04:49] } 22... Qxc5 { [%eval -2.48] [%clk 0:07:25] } 23. Ne1 { [%eval -2.72] [%clk 0:04:34] } 23... Bxg2 { [%eval -2.67] [%clk 0:07:22] } 24. Kxg2 { [%eval -2.78] [%clk 0:04:32] } 24... Qf5?! { [%eval -2.11] } { Inaccuracy. Rfd8 was best. } { [%clk 0:06:38] } 25. Ra7?! { [%eval -2.81] } { Inaccuracy. Qd2 was best. } { [%clk 0:03:54] } 25... Nd3 { [%eval -3.3] [%clk 0:04:58] } 26. Nxd3 { [%eval -3.3] [%clk 0:03:34] } 26... cxd3 { [%eval -3.23] [%clk 0:05:05] } 27. Rc7 { [%eval -3.1] [%clk 0:03:18] } 27... Qd5+ { [%eval -3.08] [%clk 0:04:42] } 28. Kg1 { [%eval -3.4] [%clk 0:03:16] } 28... d2 { [%eval -3.3] [%clk 0:04:02] } 29. Qc2 { [%eval -3.2] [%clk 0:02:10] } 29... Rxc7 { [%eval -2.74] [%clk 0:04:08] } 30. Qc4?? { [%eval #-6] } { Checkmate is now unavoidable. Qxc7 was best. } 30... Rc6?? { [%eval -5.68] } { Lost forced checkmate sequence. Rxc4 was best. } 31. Qxc6?? { [%eval #-10] } { Checkmate is now unavoidable. Qxd5 was best. } { [%clk 0:02:17] } 31... Qd4?? { [%eval 6.51] } { Lost forced checkmate sequence. Qxc6 was best. } 32. Qc7?? { [%eval -2.33] } { Blunder. exd4 was best. } 32... Qd3? { [%eval -0.88] } { Mistake. Qxb2 was best. } { [%clk 0:04:14] } 33. Qa5?? { [%eval -5.19] } { Blunder. Qc3 was best. } { [%clk 0:02:16] } 33... Rd8 { [%eval -5.14] [%clk 0:04:10] } 34. Qc3 { [%eval -5.35] [%clk 0:02:13] } 34... Qe2 { [%eval -5.28] [%clk 0:03:48] } 35. Qc2 { [%eval -5.2] [%clk 0:02:06] } 35... g6 { [%eval -5.28] [%clk 0:03:32] } 36. Kg2 { [%eval -5.3] [%clk 0:01:49] } 36... Rd5 { [%eval -5.26] [%clk 0:02:20] } 37. e4 { [%eval -6.0] [%clk 0:01:31] } 37... Rd3 { [%eval -5.7] [%clk 0:02:10] } 38. Kg1? { [%eval -16.81] } { Mistake. h4 was best. } { [%clk 0:01:02] } 38... Qe1+ { [%eval -12.03] [%clk 0:01:16] } 39. Kg2 { [%eval -10.84] [%clk 0:01:10] } 39... Qxe4+ { [%eval -8.06] [%clk 0:01:23] } 40. Kf1? { [%eval #-11] } { Checkmate is now unavoidable. f3 was best. } { [%clk 0:01:17] } 40... Qh1+ { [%eval #-10] [%clk 0:00:37] } 41. Ke2 { [%eval #-10] [%clk 0:01:25] } 41... Qf3+ { [%eval #-9] [%clk 0:00:41] } 42. Kf1 { [%eval #-9] [%clk 0:01:29] } 42... Qd5?? { [%eval -6.15] } { Lost forced checkmate sequence. Re3 was best. } { [%clk 0:00:43] } 43. h4?? { [%eval #-11] } { Checkmate is now unavoidable. Kg1 was best. } { [%clk 0:01:17] } 43... b4?? { [%eval -6.98] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:48] } 44. b3?? { [%eval #-11] } { Checkmate is now unavoidable. Kg1 was best. } { [%clk 0:01:12] } 44... Qxb3?? { [%eval -4.41] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:43] } 45. Rxd2 { [%eval -4.85] [%clk 0:01:04] } 45... Qxc2 { [%eval -4.97] [%clk 0:00:41] } 46. Rxc2 { [%eval -4.81] [%clk 0:01:12] } 46... Kf8 { [%eval -3.9] [%clk 0:00:36] } 47. Rb2 { [%eval -4.85] [%clk 0:01:11] } 47... Rd4 { [%eval -4.82] [%clk 0:00:44] } 48. Ke2 { [%eval -5.08] [%clk 0:01:19] } 48... Ke7 { [%eval -5.05] [%clk 0:00:50] } 49. Ke3 { [%eval -5.21] [%clk 0:01:27] } 49... e5 { [%eval -5.33] [%clk 0:00:57] } 50. f4 { [%eval -5.35] [%clk 0:01:32] } 50... f6 { [%eval -5.49] [%clk 0:01:01] } 51. Ra2 { [%eval -6.08] [%clk 0:01:20] } 51... b3 { [%eval -6.04] [%clk 0:00:54] } 52. Rb2 { [%eval -5.85] [%clk 0:00:53] } 52... Rb4 { [%eval -5.84] [%clk 0:01:02] } 53. fxe5 { [%eval -6.36] [%clk 0:00:56] } 53... fxe5 { [%eval -6.05] [%clk 0:01:10] } 54. Rb1 { [%eval -6.81] [%clk 0:00:47] } 54... b2 { [%eval -6.47] [%clk 0:01:18] } 55. g4 { [%eval -6.38] [%clk 0:00:31] } 55... Ke6 { [%eval -6.29] [%clk 0:01:26] } 56. h5?! { [%eval -9.77] } { Inaccuracy. Kf2 was best. } { [%clk 0:00:37] } 56... gxh5 { [%eval -9.42] [%clk 0:01:19] } 57. gxh5 { [%eval -8.11] [%clk 0:00:45] } 57... Kf5 { [%eval -8.1] [%clk 0:01:25] } 58. Kf3 { [%eval -26.84] [%clk 0:00:49] } 58... Kg5 { [%eval -33.6] [%clk 0:01:33] } 59. Kg3 { [%eval -33.6] [%clk 0:00:52] } 59... Kxh5 { [%eval -14.0] [%clk 0:01:40] } 60. Rh1+ { [%eval -35.4] [%clk 0:00:59] } 60... Kg5 { [%eval -37.17] [%clk 0:01:48] } 61. Rb1 { [%eval -36.15] [%clk 0:01:07] } 61... h5 { [%eval -35.23] [%clk 0:01:56] } 62. Kh3 { [%eval -34.83] [%clk 0:01:10] } 62... h4? { [%eval -5.03] } { Mistake. Rb3+ was best. } { [%clk 0:02:00] } 63. Rxb2 { [%eval -5.84] [%clk 0:01:15] } 63... Rg4 { [%eval -5.1] [%clk 0:01:40] } 64. Rb5?? { [%eval #-23] } { Checkmate is now unavoidable. Rb3 was best. } { [%clk 0:01:05] } 64... Rg3+ { [%eval #-23] [%clk 0:01:46] } 65. Kh2 { [%eval #-39] [%clk 0:01:11] } 65... Kf4 { [%eval #-20] [%clk 0:01:53] } 66. Rb1 { [%eval #-20] [%clk 0:01:00] } 66... e4 { [%eval #-20] [%clk 0:01:57] } 67. Re1 { [%eval #-15] [%clk 0:01:01] } 67... e3 { [%eval #-17] [%clk 0:01:52] } 68. Kh1 { [%eval #-13] [%clk 0:00:54] } 68... Ke4 { [%eval #-12] [%clk 0:01:42] } 69. Kh2 { [%eval #-12] [%clk 0:00:37] } 69... Kd3 { [%eval #-11] [%clk 0:01:28] } 70. Rd1+ { [%eval #-12] [%clk 0:00:35] } 70... Ke2 { [%eval #-12] [%clk 0:01:35] } 71. Ra1 { [%eval #-9] [%clk 0:00:40] } 71... Kf2 { [%eval #-8] [%clk 0:01:29] } 72. Ra2+ { [%eval #-7] [%clk 0:00:21] } 72... e2 { [%eval #-6] [%clk 0:01:35] } 73. Ra1 { [%eval #-5] [%clk 0:00:11] } 73... e1=Q { [%eval #-4] [%clk 0:01:27] } 74. Ra2+ { [%eval #-3] [%clk 0:00:12] } 74... Kf1 { [%eval #-2] [%clk 0:01:09] } 75. Rc2 { [%eval #-2] [%clk 0:00:00] } 0-1