Event: Round 8: Alzate Arango, John Ubaldo - Cruz, David
Date: 2024-06-02
White: Alzate Arango, John Ubaldo
WhiteElo: 1574
Black: Cruz, David
BlackElo: 1799
Result: 1-0
ECO: C48
Opening: Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:15:18] } 1... e5 { [%eval 0.17] [%clk 0:15:19] } 2. Nf3 { [%eval 0.19] [%clk 0:15:27] } 2... Nc6 { [%eval 0.19] [%clk 0:15:27] } 3. Bb5 { [%eval 0.16] [%clk 0:15:34] } 3... Nf6 { [%eval 0.19] [%clk 0:15:35] } 4. Nc3 { [%eval 0.08] [%clk 0:15:35] } 4... Nd4 { [%eval 0.02] [%clk 0:15:01] } 5. O-O { [%eval -0.07] [%clk 0:15:31] } 5... Nxb5 { [%eval 0.11] [%clk 0:15:03] } 6. Nxb5 { [%eval 0.06] [%clk 0:15:40] } 6... c6 { [%eval 0.04] [%clk 0:14:56] } 7. Nc3 { [%eval 0.0] [%clk 0:15:47] } 7... d6 { [%eval 0.17] [%clk 0:14:58] } 8. d4 { [%eval 0.05] [%clk 0:15:52] } 8... exd4 { [%eval 0.32] [%clk 0:15:02] } 9. Nxd4 { [%eval 0.14] [%clk 0:15:32] } 9... Be7 { [%eval 0.15] [%clk 0:15:04] } 10. Re1 { [%eval 0.23] [%clk 0:15:18] } 10... O-O { [%eval 0.19] [%clk 0:14:53] } 11. h3 { [%eval 0.18] [%clk 0:15:22] } 11... Re8 { [%eval 0.19] [%clk 0:13:37] } 12. Bf4 { [%eval 0.02] [%clk 0:15:15] } 12... Bf8 { [%eval 0.2] [%clk 0:12:23] } 13. Qf3 { [%eval 0.0] [%clk 0:13:50] } 13... Nd7 { [%eval 0.14] [%clk 0:11:12] } 14. Rad1 { [%eval 0.18] [%clk 0:13:00] } 14... Ne5 { [%eval 0.2] [%clk 0:11:13] } 15. Qg3 { [%eval 0.23] [%clk 0:11:37] } 15... Qf6 { [%eval 0.16] [%clk 0:09:45] } 16. Kh1 { [%eval -0.08] [%clk 0:08:59] } 16... g6? { [%eval 1.08] } { Mistake. b5 was best. } { [%clk 0:08:44] } 17. Bg5 { [%eval 1.0] [%clk 0:08:09] } 17... Qg7 { [%eval 0.97] [%clk 0:08:49] } 18. Nf3?! { [%eval 0.3] } { Inaccuracy. a4 was best. } { [%clk 0:06:21] } 18... Nc4? { [%eval 1.53] } { Mistake. f6 was best. } { [%clk 0:08:32] } 19. Bc1? { [%eval -0.05] } { Mistake. e5 was best. } { [%clk 0:05:13] } 19... Be6 { [%eval 0.49] [%clk 0:07:56] } 20. Nd4 { [%eval 0.51] [%clk 0:05:12] } 20... Rad8 { [%eval 1.02] [%clk 0:07:17] } 21. Nxe6?! { [%eval 0.3] } { Inaccuracy. b3 was best. } { [%clk 0:04:42] } 21... Rxe6 { [%eval 0.39] [%clk 0:07:19] } 22. f3 { [%eval 0.05] [%clk 0:03:51] } 22... Rde8 { [%eval 0.0] [%clk 0:06:32] } 23. Qf2 { [%eval -0.07] [%clk 0:03:44] } 23... a5 { [%eval 0.21] [%clk 0:05:24] } 24. Rd4 { [%eval -0.16] [%clk 0:02:58] } 24... b5?! { [%eval 0.55] } { Inaccuracy. d5 was best. } { [%clk 0:05:09] } 25. b3 { [%eval 0.58] [%clk 0:02:52] } 25... Nb6 { [%eval 0.55] [%clk 0:03:39] } 26. Rd3 { [%eval 0.43] [%clk 0:02:46] } 26... Nd7 { [%eval 0.41] [%clk 0:03:00] } 27. Be3?? { [%eval -1.76] } { Blunder. Ne2 was best. } { [%clk 0:02:14] } 27... b4?? { [%eval 0.56] } { Blunder. Ne5 was best. } { [%clk 0:02:07] } 28. Bd4?? { [%eval -1.71] } { Blunder. Ne2 was best. } { [%clk 0:01:53] } 28... Qh6?? { [%eval 0.25] } { Blunder. Ne5 was best. } { [%clk 0:01:53] } 29. Ne2 { [%eval 0.22] [%clk 0:01:46] } 29... Ne5?! { [%eval 0.99] } { Inaccuracy. d5 was best. } { [%clk 0:01:33] } 30. Rdd1 { [%eval 0.95] [%clk 0:01:33] } 30... Be7 { [%eval 1.1] [%clk 0:01:32] } 31. Be3 { [%eval 0.89] [%clk 0:01:06] } 31... Qg7?? { [%eval 2.92] } { Blunder. Bh4 was best. } { [%clk 0:01:36] } 32. Bd4?? { [%eval 1.01] } { Blunder. Nd4 was best. } { [%clk 0:01:00] } 32... c5?! { [%eval 1.62] } { Inaccuracy. Qh6 was best. } { [%clk 0:01:16] } 33. Ba1? { [%eval 0.23] } { Mistake. Be3 was best. } { [%clk 0:00:57] } 33... Qh6 { [%eval 0.26] [%clk 0:01:17] } 34. Kh2 { [%eval -0.05] [%clk 0:00:18] } 34... Bh4 { [%eval -0.03] [%clk 0:01:19] } 35. g3 { [%eval -0.08] [%clk 0:00:28] } 35... Bd8? { [%eval 1.32] } { Mistake. Bg5 was best. } { [%clk 0:01:00] } 36. Nf4 { [%eval 1.29] [%clk 0:00:34] } 36... Rf6 { [%eval 1.34] [%clk 0:00:48] } 37. Nd5?? { [%eval -4.44] } { Blunder. Bxe5 was best. } { [%clk 0:00:39] } 37... Rxf3 { [%eval -3.94] [%clk 0:00:51] } 38. Qg2 { [%eval -3.94] [%clk 0:00:36] } 38... Ng4+?! { [%eval -3.12] } { Inaccuracy. Rf2 was best. } { [%clk 0:00:19] } 39. Kg1 { [%eval -3.03] [%clk 0:00:36] } 39... Ne3?? { [%eval 4.24] } { Blunder. Rf2 was best. } { [%clk 0:00:24] } 40. Qxf3 { [%eval 4.33] [%clk 0:00:40] } 40... Nxc2 { [%eval 4.85] [%clk 0:00:17] } 41. Nf6+?! { [%eval 3.79] } { Inaccuracy. Rf1 was best. } { [%clk 0:00:46] } 41... Kf8?! { [%eval 5.34] } { Inaccuracy. Bxf6 was best. } { [%clk 0:00:22] } 42. Nd7+ { [%eval 4.37] [%clk 0:00:33] } 42... Ke7?? { [%eval #7] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:00:15] } 43. Qf6+ { [%eval #6] [%clk 0:00:41] } 43... Kxd7 { [%eval #6] [%clk 0:00:23] } 44. Qxf7+?? { [%eval 3.17] } { Lost forced checkmate sequence. Qxd6+ was best. } { [%clk 0:00:50] } 44... Re7 { [%eval 3.17] [%clk 0:00:21] } 45. Qd5 { [%eval 2.88] [%clk 0:00:50] } 45... Nxe1?? { [%eval 7.08] } { Blunder. Re6 was best. } { [%clk 0:00:24] } 46. Rxe1?? { [%eval -2.53] } { Blunder. Qxd6+ was best. } { [%clk 0:00:50] } 46... Qf8?? { [%eval 2.4] } { Blunder. Qxh3 was best. } { [%clk 0:00:15] } 47. Rf1 { [%eval 2.3] [%clk 0:00:56] } 47... Qe8 { [%eval 2.15] [%clk 0:00:19] } 48. Rf6?? { [%eval -0.91] } { Blunder. Bf6 was best. } { [%clk 0:00:57] } 48... Re6 { [%eval -0.83] [%clk 0:00:22] } 49. Rxe6? { [%eval -2.42] } { Mistake. Rf4 was best. } { [%clk 0:00:28] } 49... Qxe6 { [%eval -2.44] [%clk 0:00:29] } 50. Qxe6+?? { [%eval -5.19] } { Blunder. Qd3 was best. } { [%clk 0:00:37] } 50... Kxe6 { [%eval -5.04] [%clk 0:00:38] } 51. Kf2 { [%eval -5.35] [%clk 0:00:45] } 51... Bg5 { [%eval -4.55] [%clk 0:00:22] } 52. Ke2 { [%eval -5.19] [%clk 0:00:44] } 52... h5?? { [%eval -0.69] } { Blunder. Bf6 was best. } { [%clk 0:00:30] } 53. g4?? { [%eval -6.43] } { Blunder. Bb2 was best. } { [%clk 0:00:45] } 53... hxg4 { [%eval -6.44] [%clk 0:00:35] } 54. hxg4 { [%eval -6.12] [%clk 0:00:53] } 54... d5?? { [%eval 0.0] } { Blunder. Bf6 was best. } { [%clk 0:00:36] } 55. exd5+ { [%eval 0.0] [%clk 0:01:00] } 55... Kxd5 { [%eval 0.0] [%clk 0:00:45] } 56. Kd3 { [%eval 0.0] [%clk 0:01:09] } 56... Be7 { [%eval 0.0] [%clk 0:00:34] } 57. Bg7 { [%eval 0.0] [%clk 0:01:10] } 57... Bd6 { [%eval 0.0] [%clk 0:00:33] } 58. Bf6 { [%eval 0.0] [%clk 0:01:16] } 58... Ke6 { [%eval 0.0] [%clk 0:00:31] } 59. Bg5 { [%eval 0.0] [%clk 0:00:49] } 59... Ke5 { [%eval 0.0] [%clk 0:00:26] } 60. Bd2 { [%eval 0.0] [%clk 0:00:50] } 60... Kd5 { [%eval 0.0] [%clk 0:00:28] } 61. Bg5 { [%eval 0.0] [%clk 0:00:56] } 61... Be5 { [%eval 0.0] [%clk 0:00:22] } 62. Bd8 { [%eval 0.0] [%clk 0:01:02] } 62... Bd4 { [%eval 0.0] [%clk 0:00:14] } 63. Bxa5 { [%eval 0.0] [%clk 0:01:10] } 63... Ke5 { [%eval 0.0] [%clk 0:00:23] } 64. Bd8 { [%eval 0.0] [%clk 0:01:14] } 64... Kf4 { [%eval 0.0] [%clk 0:00:29] } 65. g5 { [%eval 0.0] [%clk 0:01:23] } 65... Kf3?? { [%eval 5.32] } { Blunder. Ke5 was best. } { [%clk 0:00:26] } 66. Kc4 { [%eval 5.24] [%clk 0:01:31] } 66... Be3 { [%eval 5.45] [%clk 0:00:25] } 67. Be7 { [%eval 5.16] [%clk 0:01:40] } 67... Kf4 { [%eval 5.65] [%clk 0:00:26] } 68. Bxc5 { [%eval 5.65] [%clk 0:01:44] } 68... Bxc5 { [%eval 5.65] [%clk 0:00:15] } 69. Kxc5 { [%eval 5.49] [%clk 0:01:53] } 69... Kxg5 { [%eval 5.49] [%clk 0:00:22] } 70. Kxb4 { [%eval 5.49] [%clk 0:02:02] } 70... Kf4 { [%eval 5.49] [%clk 0:00:22] } 71. Kc4 { [%eval 5.51] [%clk 0:02:11] } 71... g5 { [%eval 5.46] [%clk 0:00:29] } 72. b4?? { [%eval 0.0] } { Blunder. Kd3 was best. } { [%clk 0:02:20] } 72... g4 { [%eval 0.0] [%clk 0:00:38] } 73. b5 { [%eval 0.0] [%clk 0:02:29] } 73... g3 { [%eval 0.0] [%clk 0:00:47] } 74. b6 { [%eval 0.0] [%clk 0:02:39] } 74... g2 { [%eval 0.0] [%clk 0:00:55] } 75. b7 { [%eval 0.0] [%clk 0:02:47] } 75... g1=Q { [%eval 0.0] [%clk 0:01:02] } 76. b8=Q+ { [%eval 0.0] [%clk 0:02:56] } 76... Ke4?? { [%eval #33] } { Checkmate is now unavoidable. Kf5 was best. } { [%clk 0:01:11] } 77. Qb7+ { [%eval #29] [%clk 0:03:53] } 77... Ke5 { [%eval #33] [%clk 0:01:17] } 78. Qe7+ { [%eval #42] [%clk 0:03:51] } 78... Kf5 { [%eval 21.85] [%clk 0:01:25] } 79. Qd7+?? { [%eval 0.0] } { Blunder. Qc5+ was best. } { [%clk 0:03:45] } 79... Ke5?? { [%eval #22] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 0:01:30] } 80. Qe7+ { [%eval #22] [%clk 0:03:46] } 80... Kf5 { [%eval #18] [%clk 0:01:36] } 81. Qc5+ { [%eval #17] [%clk 0:03:55] } 81... Qxc5+ { [%eval #17] [%clk 0:01:40] } 82. Kxc5 { [%eval #16] [%clk 0:04:04] } 82... Ke5 { [%eval #14] [%clk 0:01:49] } 83. a4 { [%eval #13] [%clk 0:04:12] } 83... Ke6 { [%eval #13] [%clk 0:01:54] } 84. Kc6 { [%eval #12] [%clk 0:04:21] } 84... Ke7 { [%eval #12] [%clk 0:02:02] } 85. Kc7 { [%eval #13] [%clk 0:04:30] } 85... Ke6 { [%eval #13] [%clk 0:02:11] } 86. a5 { [%eval #12] [%clk 0:04:39] } 86... Kd5 { [%eval #11] [%clk 0:02:20] } 87. a6 { [%eval #10] [%clk 0:04:48] } 87... Kc5 { [%eval #11] [%clk 0:02:29] } 88. a7 { [%eval #10] [%clk 0:04:58] } 88... Kb5 { [%eval #8] [%clk 0:02:38] } 89. a8=Q { [%eval #8] [%clk 0:05:06] } 89... Kb4?? { [%eval #7] } { Checkmate is now unavoidable. Kc4 was best. } { [%clk 0:02:46] } 90. Kc6 { [%eval #6] [%clk 0:05:13] } 90... Kb3 { [%eval #6] [%clk 0:02:55] } 91. Kc5 { [%eval #5] [%clk 0:05:22] } 91... Kc2 { [%eval #5] [%clk 0:03:04] } 92. Kd4 { [%eval #4] [%clk 0:05:30] } 92... Kb3 { [%eval #4] [%clk 0:03:12] } 93. Qa5 { [%eval #4] [%clk 0:05:38] } 93... Kc2 { [%eval #3] [%clk 0:03:21] } 94. Qa2+ { [%clk 0:05:46] } 94... Kd1 { [%clk 0:03:29] } 95. Kd3 { [%clk 0:05:55] } 95... Ke1 { [%clk 0:03:38] } 96. Qe2# { [%clk 0:06:04] } 1-0