Event: Round 5: Vargas Acero, Gustavo Alejandro - Marz, Peter
Site: https://lichess.org/broadcast/10mo-irt-centro-comercial-av-chile/round-5/FIZZY2yh/25uiYbE7
Date: 2025-11-23
White: Vargas Acero, Gustavo Alejandro
Black: Marz, Peter
Result: 0-1
ECO: A53
Opening: Old Indian Defense: Czech Variation, with Nf3
Variant: Standard
TimeControl: 15+10

1. Nf3 { [%eval 0.1] [%clk 0:15:16] } 1... Nf6 { [%eval 0.18] [%clk 0:15:14] } 2. d4 { [%eval 0.11] [%clk 0:15:22] } 2... d6 { [%eval 0.43] [%clk 0:15:18] } 3. c4 { [%eval 0.5] [%clk 0:15:27] } 3... c6 { [%eval 0.6] [%clk 0:15:22] } 4. Nc3 { [%eval 0.61] [%clk 0:15:27] } 4... g6 { [%eval 0.74] [%clk 0:15:29] } 5. g3 { [%eval 0.35] [%clk 0:15:35] } 5... Bg7 { [%eval 0.43] [%clk 0:15:38] } 6. Bg2 { [%eval 0.38] [%clk 0:15:42] } 6... O-O { [%eval 0.44] [%clk 0:15:42] } 7. O-O { [%eval 0.32] [%clk 0:15:45] } 7... Nbd7 { [%eval 0.64] [%clk 0:15:45] } 8. Re1 { [%eval 0.28] [%clk 0:15:39] } 8... e5 { [%eval 0.28] [%clk 0:15:25] } 9. dxe5 { [%eval -0.03] [%clk 0:15:32] } 9... dxe5 { [%eval 0.14] [%clk 0:15:21] } 10. e4 { [%eval -0.03] [%clk 0:15:25] } 10... Re8 { [%eval 0.12] [%clk 0:15:21] } 11. b3 { [%eval -0.04] [%clk 0:14:57] } 11... Qc7 { [%eval 0.11] [%clk 0:15:09] } 12. Bb2 { [%eval -0.18] [%clk 0:14:47] } 12... Nc5 { [%eval -0.05] [%clk 0:13:52] } 13. b4 { [%eval -0.07] [%clk 0:14:31] } 13... Ne6 { [%eval -0.07] [%clk 0:12:33] } 14. a4?! { [%eval -0.89] } { Inaccuracy. Qb3 was best. } { [%clk 0:13:52] } 14... Nf8?! { [%eval 0.1] } { Inaccuracy. a5 was best. } { [%clk 0:12:21] } 15. Rc1? { [%eval -1.07] } { Mistake. a5 was best. } { [%clk 0:13:08] } 15... Bg4?! { [%eval -0.43] } { Inaccuracy. a5 was best. } { [%clk 0:12:27] } 16. h3?! { [%eval -1.03] } { Inaccuracy. a5 was best. } { [%clk 0:13:08] } 16... Bxf3 { [%eval -1.14] [%clk 0:12:35] } 17. Bxf3 { [%eval -1.45] [%clk 0:13:09] } 17... Rad8?! { [%eval -0.84] } { Inaccuracy. a5 was best. } { [%clk 0:12:42] } 18. Qc2 { [%eval -0.88] [%clk 0:13:06] } 18... Rd7 { [%eval -0.49] [%clk 0:11:52] } 19. b5 { [%eval -0.84] [%clk 0:12:31] } 19... Red8 { [%eval -0.8] [%clk 0:11:47] } 20. Rcd1 { [%eval -0.76] [%clk 0:11:57] } 20... Ne6 { [%eval -0.89] [%clk 0:11:35] } 21. bxc6 { [%eval -0.83] [%clk 0:11:28] } 21... Nd4?? { [%eval 2.43] } { Blunder. Rxd1 was best. } { [%clk 0:08:38] } 22. Qd3?? { [%eval -1.83] } { Blunder. Rxd4 was best. } { [%clk 0:10:47] } 22... Nxf3+? { [%eval -0.37] } { Mistake. bxc6 was best. } { [%clk 0:07:34] } 23. Qxf3 { [%eval -0.37] [%clk 0:10:54] } 23... bxc6 { [%eval -0.41] [%clk 0:07:38] } 24. Rxd7 { [%eval -0.91] [%clk 0:10:07] } 24... Rxd7 { [%eval -0.5] [%clk 0:07:46] } 25. Rd1 { [%eval -1.02] [%clk 0:10:07] } 25... Rxd1+ { [%eval -0.52] [%clk 0:07:01] } 26. Qxd1 { [%eval -0.41] [%clk 0:10:04] } 26... Qd7 { [%eval -0.15] [%clk 0:07:06] } 27. Qxd7 { [%eval -0.05] [%clk 0:09:59] } 27... Nxd7 { [%eval -0.1] [%clk 0:07:15] } 28. Na2 { [%eval -0.29] [%clk 0:09:34] } 28... Bf8 { [%eval -0.23] [%clk 0:07:11] } 29. f4?? { [%eval -3.01] } { Blunder. a5 was best. } { [%clk 0:09:17] } 29... exf4 { [%eval -2.93] [%clk 0:06:58] } 30. gxf4 { [%eval -2.68] [%clk 0:09:23] } 30... Nb6 { [%eval -2.7] [%clk 0:06:42] } 31. Bd4 { [%eval -3.26] [%clk 0:08:57] } 31... c5 { [%eval -3.08] [%clk 0:06:26] } 32. Bf6 { [%eval -3.32] [%clk 0:08:04] } 32... Nxa4 { [%eval -3.51] [%clk 0:06:01] } 33. Nc3 { [%eval -3.4] [%clk 0:07:33] } 33... Nb6 { [%eval -3.38] [%clk 0:05:54] } 34. Nb5 { [%eval -3.82] [%clk 0:07:20] } 34... a5 { [%eval -3.68] [%clk 0:05:33] } 35. Na3 { [%eval -3.64] [%clk 0:07:10] } 35... a4 { [%eval -3.48] [%clk 0:05:06] } 36. Kf2 { [%eval -3.99] [%clk 0:06:28] } 36... Bg7 { [%eval -3.82] [%clk 0:04:46] } 37. Be7 { [%eval -3.93] [%clk 0:05:55] } 37... Bd4+ { [%eval -4.34] [%clk 0:04:43] } 38. Kf3 { [%eval -4.44] [%clk 0:05:50] } 38... Nc8 { [%eval -4.44] [%clk 0:04:00] } 39. Bh4 { [%eval -4.36] [%clk 0:05:29] } 39... Kf8 { [%eval -3.91] [%clk 0:03:59] } 40. Bf2?! { [%eval -4.92] } { Inaccuracy. Nc2 was best. } { [%clk 0:05:33] } 40... Bxf2 { [%eval -4.87] [%clk 0:03:59] } 41. Kxf2 { [%eval -4.89] [%clk 0:05:41] } 41... Nd6 { [%eval -4.84] [%clk 0:03:51] } 42. Ke3 { [%eval -4.78] [%clk 0:05:46] } 42... f6 { [%eval -4.77] [%clk 0:03:37] } 43. e5 { [%eval -4.96] [%clk 0:05:02] } 43... fxe5 { [%eval -4.69] [%clk 0:03:33] } 44. fxe5 { [%eval -4.66] [%clk 0:05:11] } 44... Nf5+ { [%eval -4.49] [%clk 0:03:16] } 45. Ke4 { [%eval -5.08] [%clk 0:05:10] } 45... Ne7 { [%eval -4.56] [%clk 0:03:12] } 46. e6?! { [%eval -5.79] } { Inaccuracy. Nb5 was best. } { [%clk 0:05:08] } 46... g5 { [%eval -5.45] [%clk 0:02:54] } 47. Kf3 { [%eval -5.92] [%clk 0:03:52] } 47... h5 { [%eval -5.25] [%clk 0:02:56] } 48. Nb5 { [%eval -5.51] [%clk 0:03:41] } 48... Nc6 { [%eval -5.57] [%clk 0:02:13] } 49. Ke4 { [%eval -5.49] [%clk 0:03:29] } 49... g4 { [%eval -5.39] [%clk 0:01:45] } 50. hxg4 { [%eval -5.04] [%clk 0:03:25] } 50... hxg4?? { [%eval 0.0] } { Blunder. h4 was best. } { [%clk 0:01:50] } 51. Kf4 { [%eval 0.0] [%clk 0:03:27] } 51... Ke7 { [%eval 0.0] [%clk 0:01:48] } 52. Kxg4 { [%eval 0.0] [%clk 0:03:35] } 52... Ne5+ { [%eval 0.0] [%clk 0:01:53] } 53. Kf5 { [%eval 0.0] [%clk 0:03:24] } 53... Nxc4 { [%eval -0.12] [%clk 0:01:59] } 54. Ke4?? { [%eval #-20] } { Checkmate is now unavoidable. Nc3 was best. } { [%clk 0:03:10] } 54... Kxe6?? { [%eval -4.81] } { Lost forced checkmate sequence. Nd6+ was best. } { [%clk 0:01:41] } 55. Kd3 { [%eval -5.71] [%clk 0:03:18] } 55... Nd6 { [%eval -5.43] [%clk 0:01:26] } 56. Na3 { [%eval -6.26] [%clk 0:02:51] } 56... Kd5 { [%eval -5.71] [%clk 0:01:27] } 57. Kc3 { [%eval -5.55] [%clk 0:02:48] } 57... Ne4+ { [%eval -5.93] [%clk 0:01:21] } 58. Kd3 { [%eval -6.4] [%clk 0:02:38] } 58... Nd6 { [%eval -6.25] [%clk 0:01:20] } 59. Kc3 { [%eval -5.86] [%clk 0:02:41] } 59... Kc6 { [%eval -5.63] [%clk 0:01:25] } 60. Nc2 { [%eval -5.2] [%clk 0:02:10] } 60... Kb5 { [%eval -5.9] [%clk 0:01:14] } 61. Na3+ { [%eval -5.77] [%clk 0:01:54] } 61... Ka5 { [%eval -5.0] [%clk 0:00:49] } 62. Nc4+?? { [%eval #-15] } { Checkmate is now unavoidable. Nc2 was best. } { [%clk 0:01:32] } 62... Nxc4 { [%eval #-14] [%clk 0:00:58] } 63. Kxc4 { [%eval #-14] [%clk 0:01:41] } 63... Kb6 { [%eval #-13] [%clk 0:01:03] } 64. Kc3 { [%eval #-13] [%clk 0:01:47] } 64... Kb5 { [%eval #-12] [%clk 0:01:05] } 65. Kb2 { [%eval #-12] [%clk 0:01:52] } 65... Kc4 { [%eval #-12] [%clk 0:01:11] } 66. Kc2 { [%eval #-12] [%clk 0:01:51] } 66... a3 { [%eval #-11] [%clk 0:01:15] } 67. Kb1 { [%eval #-11] [%clk 0:01:59] } 67... Kd3 { [%eval #-11] [%clk 0:01:21] } 68. Kc1 { [%eval #-8] [%clk 0:01:53] } 68... a2 { [%eval #-10] [%clk 0:01:20] } 69. Kb2 { [%eval #-10] [%clk 0:02:02] } 69... c4 { [%eval #-9] [%clk 0:01:26] } 70. Kxa2 { [%eval #-9] [%clk 0:02:05] } 70... Kd2 { [%eval #-11] [%clk 0:01:34] } 71. Kb1 { [%eval #-8] [%clk 0:02:08] } 71... c3 { [%eval #-7] [%clk 0:01:42] } 72. Ka2 { [%eval #-7] [%clk 0:02:17] } 72... c2 { [%eval #-6] [%clk 0:01:51] } 73. Kb2 { [%eval #-5] [%clk 0:02:26] } 73... c1=Q+ { [%eval #-4] [%clk 0:01:58] } 74. Kb3 { [%eval #-4] [%clk 0:02:36] } 74... Qc3+ { [%eval #-4] [%clk 0:02:04] } 75. Ka4 { [%eval #-4] [%clk 0:02:43] } 75... Qb2 { [%eval #-4] [%clk 0:02:12] } 76. Ka5 { [%eval #-4] [%clk 0:02:53] } 76... Qb3 { [%eval #-4] [%clk 0:02:21] } 77. Ka6 { [%eval #-4] [%clk 0:03:02] } 77... Qb4 { [%eval #-5] [%clk 0:02:29] } 78. Ka7 { [%eval #-5] [%clk 0:03:11] } 78... Qb5 { [%eval #-5] [%clk 0:02:37] } 79. Ka8 { [%eval #-5] [%clk 0:03:19] } 79... Kd3 { [%eval #-4] [%clk 0:02:45] } 80. Ka7 { [%eval #-4] [%clk 0:03:28] } 80... Kd4 { [%eval #-3] [%clk 0:02:54] } 81. Ka8 { [%eval #-3] [%clk 0:03:37] } 81... Kd5 { [%eval #-2] [%clk 0:03:02] } 82. Ka7 { [%eval #-2] [%clk 0:03:46] } 82... Kd6 { [%eval #-2] [%clk 0:03:11] } 83. Ka8 { [%eval #-2] [%clk 0:03:54] } 83... Kc7 { [%eval #-1] [%clk 0:03:20] } 84. Ka7 { [%eval #-1] [%clk 0:04:03] } 84... Qa4# { [%clk 0:03:28] } 0-1