Event: Round 4: Islas Alvarez, Luis Angel - Valencia Briones, Emanuel
Site: https://lichess.org/broadcast/1er-torneo-nacional-epazoyucan-hidalgo-2025--2a-fuerza/round-4/0enoBn7b/QDdAdlOt
Date: 2025-11-29
White: Islas Alvarez, Luis Angel
WhiteElo: 1723
Black: Valencia Briones, Emanuel
Result: 1/2-1/2
ECO: A48
Opening: East Indian Defense
Variant: Standard
TimeControl: 25+5

1. d4 { [%eval 0.17] [%clk 0:24:57] } 1... Nf6 { [%eval 0.19] [%clk 0:25:02] } 2. Nf3 { [%eval 0.11] [%clk 0:25:00] } 2... g6 { [%eval 0.22] [%clk 0:24:57] } 3. e3 { [%eval 0.23] [%clk 0:25:03] } 3... Bg7 { [%eval 0.19] [%clk 0:25:00] } 4. b3 { [%eval -0.04] [%clk 0:25:08] } 4... O-O { [%eval 0.03] [%clk 0:25:02] } 5. Bb2 { [%eval 0.0] [%clk 0:25:12] } 5... d6 { [%eval 0.22] [%clk 0:25:06] } 6. Nbd2 { [%eval 0.0] [%clk 0:25:15] } 6... a5 { [%eval 0.02] [%clk 0:25:07] } 7. a4 { [%eval 0.01] [%clk 0:25:05] } 7... c5 { [%eval 0.52] [%clk 0:24:41] } 8. Bd3 { [%eval 0.06] [%clk 0:25:02] } 8... Nc6 { [%eval 0.07] [%clk 0:24:42] } 9. O-O { [%eval 0.07] [%clk 0:24:59] } 9... Nb4 { [%eval 0.1] [%clk 0:24:11] } 10. Be2 { [%eval 0.0] [%clk 0:25:01] } 10... Bf5 { [%eval 0.0] [%clk 0:24:02] } 11. c3 { [%eval 0.0] [%clk 0:25:03] } 11... Nc6 { [%eval 0.18] [%clk 0:21:36] } 12. c4?! { [%eval -0.47] } { Inaccuracy. Ba3 was best. } { [%clk 0:22:11] } 12... Nb4 { [%eval -0.35] [%clk 0:21:03] } 13. Bc3 { [%eval -0.43] [%clk 0:19:18] } 13... Qb6 { [%eval -0.19] [%clk 0:18:54] } 14. Nh4 { [%eval -0.29] [%clk 0:18:45] } 14... Bd7 { [%eval -0.16] [%clk 0:15:08] } 15. f4? { [%eval -1.44] } { Mistake. Nhf3 was best. } { [%clk 0:13:04] } 15... e6?! { [%eval -0.86] } { Inaccuracy. cxd4 was best. } { [%clk 0:12:05] } 16. Nhf3?! { [%eval -1.58] } { Inaccuracy. Qc1 was best. } { [%clk 0:12:47] } 16... Ng4 { [%eval -1.51] [%clk 0:11:03] } 17. dxc5 { [%eval -1.41] [%clk 0:07:33] } 17... Qxc5 { [%eval -1.62] [%clk 0:06:09] } 18. Bd4 { [%eval -1.56] [%clk 0:07:36] } 18... Bxd4?! { [%eval -0.75] } { Inaccuracy. Qc7 was best. } { [%clk 0:05:15] } 19. exd4 { [%eval -0.52] [%clk 0:07:34] } 19... Qb6 { [%eval -0.35] [%clk 0:04:41] } 20. Qc1 { [%eval -0.25] [%clk 0:05:53] } 20... e5?! { [%eval 0.3] } { Inaccuracy. Bc6 was best. } { [%clk 0:02:37] } 21. fxe5 { [%eval 0.0] [%clk 0:04:29] } 21... dxe5 { [%eval 0.0] [%clk 0:02:14] } 22. c5 { [%eval 0.0] [%clk 0:04:25] } 22... Qc7 { [%eval 0.0] [%clk 0:02:01] } 23. d5?? { [%eval -1.98] } { Blunder. h3 was best. } { [%clk 0:03:50] } 23... Nxd5 { [%eval -2.08] [%clk 0:01:44] } 24. Ne4 { [%eval -2.0] [%clk 0:02:38] } 24... Be6?! { [%eval -0.92] } { Inaccuracy. Nf4 was best. } { [%clk 0:00:34] } 25. Nfg5 { [%eval -0.96] [%clk 0:02:01] } 25... Nge3 { [%eval -0.95] [%clk 0:00:23] } 26. Nf6+?! { [%eval -1.76] } { Inaccuracy. Rf3 was best. } { [%clk 0:01:11] } 26... Nxf6 { [%eval -1.91] } 27. Rxf6 { [%eval -1.85] [%clk 0:01:14] } 27... Nd5 { [%eval -1.92] [%clk 0:00:23] } 28. Rxe6?! { [%eval -2.66] } { Inaccuracy. Nxe6 was best. } { [%clk 0:01:12] } 28... fxe6?? { [%eval 0.0] } { Blunder. Nf4 was best. } { [%clk 0:00:18] } 29. Nxe6 { [%eval 0.0] [%clk 0:01:15] } 29... Qe7 { [%eval 0.0] [%clk 0:00:08] } 30. Nxf8 { [%eval 0.12] [%clk 0:01:17] } 30... Rxf8?? { [%eval 3.98] } { Blunder. Kxf8 was best. } { [%clk 0:00:12] } 31. Bc4?? { [%eval -0.48] } { Blunder. Qc4 was best. } { [%clk 0:01:20] } 31... Rd8?? { [%eval 3.86] } { Blunder. Qxc5+ was best. } { [%clk 0:00:16] } 32. Bb5?? { [%eval -0.88] } { Blunder. Qd2 was best. } { [%clk 0:01:03] } 32... Rc8 { [%eval -0.82] [%clk 0:00:19] } 33. Qd2 { [%eval -1.21] [%clk 0:00:25] } 33... Qxc5+ { [%eval -1.2] [%clk 0:00:22] } 34. Kh1 { [%eval -1.1] [%clk 0:00:27] } 34... Kg7 { [%eval -1.13] [%clk 0:00:26] } 35. h3?! { [%eval -1.78] } { Inaccuracy. Bc4 was best. } { [%clk 0:00:27] } 35... Nf4? { [%eval -0.09] } { Mistake. Qc3 was best. } { [%clk 0:00:24] } 36. Re1?! { [%eval -0.7] } { Inaccuracy. Rd1 was best. } { [%clk 0:00:20] } 36... Rc7 { [%eval -0.79] [%clk 0:00:23] } 37. Qxa5 { [%eval -1.22] [%clk 0:00:22] } 37... b6? { [%eval 0.0] } { Mistake. Nxh3 was best. } { [%clk 0:00:26] } 38. Qd2 { [%eval 0.0] [%clk 0:00:25] } 38... Rf7?! { [%eval 0.73] } { Inaccuracy. Qc2 was best. } { [%clk 0:00:25] } 39. Bc4 { [%eval 0.5] [%clk 0:00:29] } 39... Rf5 { [%eval 0.53] [%clk 0:00:30] } 40. Qd7+ { [%eval 0.0] [%clk 0:00:13] } 40... Kh6 { [%eval 0.0] [%clk 0:00:31] } 41. Qd2 { [%eval 0.0] [%clk 0:00:15] } 41... Qd4?? { [%eval 2.77] } { Blunder. Rg5 was best. } { [%clk 0:00:19] } 42. Qxd4 { [%eval 2.63] [%clk 0:00:11] } 42... exd4 { [%eval 2.42] [%clk 0:00:23] } 43. g4?? { [%eval 0.0] } { Blunder. Kh2 was best. } { [%clk 0:00:10] } 43... Rf8 { [%eval 0.0] [%clk 0:00:16] } 44. Rd1 { [%eval 0.0] [%clk 0:00:12] } 44... Rd8 { [%eval 0.0] [%clk 0:00:20] } 45. Bd3?? { [%eval -2.5] } { Blunder. Kh2 was best. } { [%clk 0:00:15] } 45... Nxh3? { [%eval -1.11] } { Mistake. Kg5 was best. } { [%clk 0:00:23] } 46. Kh2?? { [%eval -4.23] } { Blunder. Kg2 was best. } { [%clk 0:00:16] } 46... Nf2 { [%eval -4.17] [%clk 0:00:27] } 47. Rd2 { [%eval -3.96] [%clk 0:00:16] } 47... Nxg4+ { [%eval -4.39] [%clk 0:00:29] } 48. Kg3 { [%eval -4.32] [%clk 0:00:20] } 48... Ne5 { [%eval -4.15] [%clk 0:00:30] } 49. Be4 { [%eval -4.87] [%clk 0:00:24] } 49... Kg5 { [%eval -4.7] [%clk 0:00:32] } 50. b4 { [%eval -5.16] [%clk 0:00:28] } 50... h5 { [%eval -4.49] [%clk 0:00:35] } 51. a5 { [%eval -4.26] [%clk 0:00:32] } 51... bxa5 { [%eval -4.1] [%clk 0:00:38] } 52. bxa5 { [%eval -4.1] [%clk 0:00:36] } 52... h4+ { [%eval -3.78] [%clk 0:00:40] } 53. Kh3 { [%eval -4.22] [%clk 0:00:38] } 53... Rd6?? { [%eval -0.05] } { Blunder. Rb8 was best. } { [%clk 0:00:40] } 54. Bb7 { [%eval -0.02] [%clk 0:00:41] } 54... Nd7 { [%eval 0.0] [%clk 0:00:37] } 55. a6 { [%eval 0.0] [%clk 0:00:44] } 55... Nb6 { [%eval 0.0] [%clk 0:00:25] } 56. a7 { [%eval -0.02] [%clk 0:00:29] } 56... Rd7 { [%eval 0.0] [%clk 0:00:19] } 57. a8=Q { [%eval 0.0] [%clk 0:00:33] } 57... Nxa8 { [%eval 0.0] [%clk 0:00:22] } 58. Bxa8 { [%eval 0.0] [%clk 0:00:36] } 58... d3 { [%eval 0.0] [%clk 0:00:17] } 59. Be4 { [%eval 0.0] [%clk 0:00:40] } 59... Rd4 { [%eval 0.0] [%clk 0:00:15] } 60. Rg2+ { [%eval 0.0] [%clk 0:00:13] } 60... Kf4 { [%eval 0.0] [%clk 0:00:13] } 61. Bxg6 { [%eval 0.0] [%clk 0:00:15] } 61... d2 { [%eval 0.0] [%clk 0:00:16] } 62. Bc2 { [%eval 0.0] [%clk 0:00:19] } 62... d1=Q { [%eval 0.0] [%clk 0:00:16] } 63. Bxd1 { [%eval 0.0] [%clk 0:00:22] } 63... Rxd1 { [%eval 0.0] [%clk 0:00:20] } 64. Kxh4?? { [%eval #-2] } { Checkmate is now unavoidable. Ra2 was best. } { [%clk 0:00:23] } 64... Rd8?? { [%eval 0.0] } { Lost forced checkmate sequence. Rh1+ was best. } { [%clk 0:00:19] } 65. Rg4+ { [%eval 0.0] [%clk 0:00:25] } 65... Kf3 { [%eval 0.0] [%clk 0:00:22] } 66. Rg3+ { [%eval 0.0] [%clk 0:00:29] } 66... Kf2 { [%eval 0.03] [%clk 0:00:26] } 67. Rg5 { [%eval -0.05] [%clk 0:00:32] } 1/2-1/2