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Contreras Aquines, David Maximiliano vs Briones Valdes, Alejandro

2026.07.18 · game 1
White to move
PGN
[Event "Round 6: Contreras Aquines, David Maximiliano - Briones Valdes, Alejandro"]
[Site "https://lichess.org/broadcast/torneo-de-ajedrez-rapido-construajedrez-2026/round-6/YNWOcZ3l/caOjGEjS"]
[Date "2026.07.18"]
[Round "6.5"]
[White "Contreras Aquines, David Maximiliano"]
[Black "Briones Valdes, Alejandro"]
[Result "0-1"]
[BlackElo "1924"]
[BlackFideId "5115582"]
[TimeControl "10+5"]
[Variant "Standard"]
[ECO "B27"]
[Opening "Sicilian Defense: Hyperaccelerated Dragon"]
[UTCDate "2026.07.18"]
[UTCTime "22:47:20"]
[BroadcastName "Torneo De Ajedrez Rápido \"Construajedrez 2026\""]
[BroadcastURL "https://lichess.org/broadcast/torneo-de-ajedrez-rapido-construajedrez-2026/round-6/YNWOcZ3l"]
[GameURL "https://lichess.org/broadcast/torneo-de-ajedrez-rapido-construajedrez-2026/round-6/YNWOcZ3l/caOjGEjS"]

1. e4 { [%eval 0.18] [%clk 0:10:02] } 1... c5 { [%eval 0.32] [%clk 0:10:06] } 2. Nf3 { [%eval 0.2] [%clk 0:10:00] } 2... g6 { [%eval 0.34] [%clk 0:10:02] } 3. Bc4 { [%eval 0.3] [%clk 0:09:59] } 3... Nc6 { [%eval 0.47] [%clk 0:10:05] } 4. O-O { [%eval 0.3] [%clk 0:09:56] } 4... Bg7 { [%eval 0.3] [%clk 0:10:07] } 5. Nc3 { [%eval 0.12] [%clk 0:09:55] } 5... e6 { [%eval 0.24] [%clk 0:10:07] } 6. d3 { [%eval -0.24] [%clk 0:09:44] } 6... Nge7 { [%eval -0.15] [%clk 0:10:10] } 7. Re1 { [%eval -0.28] [%clk 0:09:43] } 7... O-O { [%eval -0.36] [%clk 0:10:12] } 8. Be3?? { [%eval -2.69] } { Blunder. Bb3 was best. } { [%clk 0:09:27] } 8... d5 { [%eval -2.68] [%clk 0:10:05] } 9. exd5 { [%eval -2.63] [%clk 0:09:20] } 9... exd5 { [%eval -2.45] [%clk 0:10:08] } 10. Bxd5?! { [%eval -3.91] } { Inaccuracy. Nxd5 was best. } { [%clk 0:07:24] } 10... Nxd5 { [%eval -3.87] [%clk 0:10:10] } 11. Bxc5 { [%eval -3.84] [%clk 0:07:25] } 11... Nxc3 { [%eval -3.82] [%clk 0:10:04] } 12. bxc3 { [%eval -3.86] [%clk 0:07:24] } 12... Bxc3 { [%eval -3.79] [%clk 0:09:57] } 13. Bxf8 { [%eval -3.87] [%clk 0:06:46] } 13... Qxf8 { [%eval -3.62] [%clk 0:10:00] } 14. Re2?! { [%eval -4.63] } { Inaccuracy. Re3 was best. } { [%clk 0:06:31] } 14... Bxa1 { [%eval -4.42] [%clk 0:09:58] } 15. Qe1 { [%eval -4.93] [%clk 0:06:04] } 15... Bg4 { [%eval -4.91] [%clk 0:09:49] } 16. Qxa1 { [%eval -4.87] [%clk 0:05:47] } 16... Bxf3 { [%eval -4.84] [%clk 0:09:43] } 17. gxf3 { [%eval -5.11] [%clk 0:05:48] } 17... Re8 { [%eval -5.01] [%clk 0:09:43] } 18. Qe1 { [%eval -5.07] [%clk 0:05:31] } 18... Rxe2 { [%eval -4.96] [%clk 0:09:29] } 19. Qxe2 { [%eval -4.98] [%clk 0:05:32] } 19... Qe7 { [%eval -4.95] [%clk 0:09:31] } 20. Kf1 { [%eval -5.95] [%clk 0:05:26] } 20... Qxe2+ { [%eval -5.71] [%clk 0:09:32] } 21. Kxe2 { [%eval -5.52] [%clk 0:05:28] } 21... f5 { [%eval -4.94] [%clk 0:09:31] } 22. c3 { [%eval -5.29] [%clk 0:05:23] } 22... Kf7 { [%eval -5.23] [%clk 0:09:35] } 23. d4 { [%eval -5.89] [%clk 0:05:23] } 23... b5 { [%eval -5.85] [%clk 0:09:32] } 24. f4 { [%eval -6.89] [%clk 0:05:20] } 24... Ke6 { [%eval -7.78] [%clk 0:09:36] } 25. Ke3 { [%eval -7.63] [%clk 0:05:13] } 25... Kd5 { [%eval -7.11] [%clk 0:09:39] } 26. Kf3 { [%eval -8.56] [%clk 0:04:40] } 26... a5 { [%eval -7.85] [%clk 0:09:36] } 27. h4 { [%eval -8.26] [%clk 0:04:19] } 27... b4 { [%eval -9.27] [%clk 0:09:37] } 28. cxb4 { [%eval -8.54] [%clk 0:04:21] } 28... Nxb4 { [%eval -7.75] [%clk 0:09:41] } 29. Kg3? { [%eval #-16] } { Checkmate is now unavoidable. a3 was best. } { [%clk 0:04:05] } 29... Nxa2 { [%eval -11.87] [%clk 0:09:44] } 30. h5?! { [%eval #-12] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:04:04] } 30... Nc3 { [%eval #-12] [%clk 0:09:34] } 31. hxg6 { [%eval #-11] [%clk 0:03:55] } 31... hxg6 { [%eval #-10] [%clk 0:09:37] } 32. Kh4 { [%eval #-11] [%clk 0:03:27] } 32... Ke6 { [%eval #-10] [%clk 0:09:39] } 33. Kg5 { [%eval #-10] [%clk 0:03:25] } 33... Kf7 { [%eval #-10] [%clk 0:09:43] } 34. Kh4 { [%eval #-10] [%clk 0:03:10] } 34... a4 { [%eval -81.15] [%clk 0:09:45] } 35. Kh3?! { [%eval #-8] } { Checkmate is now unavoidable. Kg3 was best. } { [%clk 0:03:10] } 35... a3 { [%eval #-7] [%clk 0:09:49] } 36. d5 { [%eval #-7] [%clk 0:02:53] } 36... Nxd5 { [%eval #-7] [%clk 0:09:52] } 37. f3 { [%eval #-6] [%clk 0:02:55] } 37... a2 { [%eval #-5] [%clk 0:09:56] } 38. Kh4 { [%eval #-4] [%clk 0:02:58] } 38... a1=R { [%eval #-5] [%clk 0:09:56] } 39. Kg5 { [%eval #-4] [%clk 0:02:50] } 39... Rg1+ { [%eval #-3] [%clk 0:09:58] } 40. Kh4 { [%eval #-3] [%clk 0:02:51] } 40... Kf6 { [%eval #-5] [%clk 0:09:45] } 41. Kh3 { [%eval #-5] [%clk 0:02:42] } 41... Nxf4+ { [%eval #-6] [%clk 0:09:47] } 42. Kh2 { [%eval #-6] [%clk 0:02:32] } 42... Rg2+ { [%eval #-6] [%clk 0:09:29] } 43. Kh1 { [%eval #-6] [%clk 0:02:29] } 43... Rg3 { [%eval #-6] [%clk 0:09:32] } 44. Kh2 { [%eval #-6] [%clk 0:02:30] } 44... Rxf3 { [%eval #-5] [%clk 0:09:30] } 45. Kh1 { [%eval #-5] [%clk 0:02:30] } 45... g5 { [%eval #-4] [%clk 0:09:34] } 46. Kg1 { [%eval #-4] [%clk 0:02:29] } 46... g4 { [%eval #-3] [%clk 0:09:36] } 47. Kh1 { [%eval #-3] [%clk 0:02:21] } 47... Kg5 { [%eval #-3] [%clk 0:09:39] } 48. Kg1 { [%eval #-2] [%clk 0:02:23] } 48... Rh3 { [%eval #-4] [%clk 0:09:38] } 49. Kf2 { [%eval #-4] [%clk 0:02:13] } 49... Nh5 { [%eval #-7] [%clk 0:09:41] } 50. Kg1 { [%eval #-5] [%clk 0:02:11] } 50... f4 { [%eval #-6] [%clk 0:09:45] } 51. Kg2 { [%eval #-5] [%clk 0:02:07] } 51... f3+ { [%eval #-5] [%clk 0:09:44] } 52. Kf2 { [%eval #-5] [%clk 0:02:08] } 52... Kf4 { [%eval #-4] [%clk 0:09:46] } 53. Ke1 { [%eval #-4] [%clk 0:02:02] } 53... g3 { [%eval #-6] [%clk 0:09:49] } 54. Kd2 { [%eval #-6] [%clk 0:01:58] } 54... Rh2+ { [%eval #-6] [%clk 0:09:51] } 55. Kc3 { [%eval #-6] [%clk 0:01:59] } 55... g2 { [%eval #-5] [%clk 0:09:54] } 56. Kb4 { [%eval #-4] [%clk 0:01:53] } 56... g1=N { [%eval #-6] [%clk 0:09:55] } 57. Kc3 { [%eval #-6] [%clk 0:01:40] } 57... Re2 { [%eval #-6] [%clk 0:09:57] } 58. Kd3 { [%eval #-5] [%clk 0:01:39] } 58... f2 { [%eval #-4] [%clk 0:09:59] } 59. Kc3 { [%eval #-4] [%clk 0:01:28] } 59... f1=N { [%eval #-7] [%clk 0:10:02] } 60. Kd3 { [%eval #-8] [%clk 0:01:22] } 60... Nhg3 { [%eval #-8] [%clk 0:10:03] } 61. Kd4 { [%eval #-6] [%clk 0:01:22] } 61... Re3 { [%eval #-8] [%clk 0:10:06] } 62. Kc4 { [%eval #-8] [%clk 0:01:20] } 62... Ke4 { [%eval #-8] [%clk 0:10:08] } 63. Kc5 { [%eval #-8] [%clk 0:01:22] } 63... Rd3 { [%eval #-7] [%clk 0:10:11] } 64. Kb5 { [%eval #-7] [%clk 0:01:24] } 64... Rd4 { [%eval #-8] [%clk 0:10:14] } 65. Kc5 { [%eval #-8] [%clk 0:01:27] } 65... Ne3 { [%eval #-7] [%clk 0:10:17] } 66. Kb6 { [%eval #-7] [%clk 0:01:28] } 66... Rd5 { [%eval #-7] [%clk 0:10:20] } 67. Kc7 { [%eval #-7] [%clk 0:01:29] } 67... Nf3 { [%eval #-6] [%clk 0:10:23] } 68. Kb8 { [%eval #-5] [%clk 0:01:24] } 68... Ne5 { [%eval #-5] [%clk 0:10:26] } 69. Kb7 { [%eval #-5] [%clk 0:01:20] } 69... Ngf5 { [%eval #-5] [%clk 0:10:29] } 70. Kc7 { [%eval #-3] [%clk 0:01:18] } 70... N3c4 { [%eval #-4] [%clk 0:10:32] } 71. Kc8 { [%eval #-3] [%clk 0:01:08] } 71... Rd7 { [%eval #-2] [%clk 0:10:35] } 72. Kb8 { [%eval #-2] [%clk 0:01:09] } 72... Ne7 { [%eval #-2] [%clk 0:10:36] } 73. Ka8 { [%eval #-2] [%clk 0:01:03] } 73... Nd6 { [%eval #-2] [%clk 0:10:39] } 74. Kb8 { [%eval #-2] [%clk 0:01:01] } 74... Nd5 { [%eval #-2] [%clk 0:10:35] } 75. Ka8 { [%eval #-2] [%clk 0:01:01] } 75... Nb6+ { [%eval #-1] [%clk 0:10:37] } 76. Kb8 { [%eval #-1] [%clk 0:00:59] } 76... Nc6# { [%clk 0:00:00] } 0-1
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