Event: Nacional Sub 20 Absoluto 2025
Site: Polideportivo Estadio Nacional, Chile
Date: 2025-01-21
White: Perez Rojas, Jorge
WhiteElo: 2125
Black: Hassler Medina, Max Alonso
BlackElo: 1838
Result: 1-0
ECO: B42
Opening: Sicilian Defense: Kan Variation, Modern Variation
Variant: Standard
TimeControl: 90 minutes with 30 seconds increment from move 1

1. e4 { [%eval 0.18] [%clk 1:30:54] } 1... c5 { [%eval 0.25] [%clk 1:30:52] } 2. Nf3 { [%eval 0.2] [%clk 1:31:02] } 2... e6 { [%eval 0.28] [%clk 1:31:13] } 3. d4 { [%eval 0.4] [%clk 1:30:38] } 3... cxd4 { [%eval 0.29] [%clk 1:31:26] } 4. Nxd4 { [%eval 0.23] [%clk 1:31:01] } 4... a6 { [%eval 0.42] [%clk 1:31:49] } 5. Bd3 { [%eval 0.45] [%clk 1:31:01] } 5... Nc6 { [%eval 0.63] [%clk 1:32:09] } 6. Nxc6 { [%eval 0.66] [%clk 1:31:18] } 6... bxc6 { [%eval 0.56] [%clk 1:32:35] } 7. Nd2 { [%eval 0.51] [%clk 1:31:37] } 7... d5 { [%eval 0.48] [%clk 1:30:50] } 8. Qe2 { [%eval 0.5] [%clk 1:31:25] } 8... Nf6 { [%eval 0.45] [%clk 1:30:30] } 9. O-O { [%eval 0.41] [%clk 1:30:17] } 9... Qc7 { [%eval 0.53] [%clk 1:28:41] } 10. f4 { [%eval 0.29] [%clk 1:23:38] } 10... Be7 { [%eval 0.23] [%clk 1:23:55] } 11. c4 { [%eval 0.13] [%clk 1:17:44] } 11... a5 { [%eval 0.11] [%clk 1:19:52] } 12. b3 { [%eval 0.16] [%clk 1:11:18] } 12... O-O { [%eval 0.36] [%clk 1:17:18] } 13. Bb2 { [%eval 0.08] [%clk 1:10:50] } 13... Rd8 { [%eval 0.55] [%clk 1:09:50] } 14. e5 { [%eval 0.36] [%clk 1:00:16] } 14... dxc4 { [%eval 0.39] [%clk 1:09:26] } 15. Nxc4 { [%eval 0.45] [%clk 0:59:47] } 15... Nd5 { [%eval 0.29] [%clk 1:06:07] } 16. f5 { [%eval 0.05] [%clk 0:49:47] } 16... exf5 { [%eval 0.07] [%clk 0:57:54] } 17. Bxf5 { [%eval 0.0] [%clk 0:49:58] } 17... Bxf5 { [%eval 0.01] [%clk 0:57:12] } 18. Rxf5 { [%eval 0.05] [%clk 0:50:24] } 18... Qd7 { [%eval 0.55] [%clk 0:56:34] } 19. Raf1 { [%eval 0.48] [%clk 0:49:39] } 19... Rf8 { [%eval 0.7] [%clk 0:53:22] } 20. R5f3?! { [%eval 0.03] } { Inaccuracy. a4 was best. } { [%clk 0:44:02] } 20... Qe6 { [%eval 0.4] [%clk 0:50:48] } 21. Rh3 { [%eval -0.1] [%clk 0:43:21] } 21... Rfd8 { [%eval 0.27] [%clk 0:41:38] } 22. Rg3 { [%eval -0.22] [%clk 0:35:36] } 22... a4 { [%eval 0.12] [%clk 0:39:23] } 23. Qh5 { [%eval 0.0] [%clk 0:34:32] } 23... axb3 { [%eval 0.0] [%clk 0:38:43] } 24. axb3 { [%eval 0.0] [%clk 0:35:00] } 24... Ra2 { [%eval 0.0] [%clk 0:37:01] } 25. h3 { [%eval -0.16] [%clk 0:28:12] } 25... g6 { [%eval -0.13] [%clk 0:33:05] } 26. Qf3 { [%eval -0.14] [%clk 0:26:59] } 26... Nb6 { [%eval -0.12] [%clk 0:30:58] } 27. Nxb6 { [%eval -0.14] [%clk 0:25:29] } 27... Bc5+ { [%eval -0.04] [%clk 0:30:38] } 28. Kh1 { [%eval -0.08] [%clk 0:25:41] } 28... Bxb6 { [%eval -0.08] [%clk 0:30:52] } 29. Bc3 { [%eval -0.12] [%clk 0:22:05] } 29... Re8 { [%eval 0.0] [%clk 0:26:54] } 30. Rg4 { [%eval 0.0] [%clk 0:21:41] } 30... c5?? { [%eval 4.78] } { Blunder. Qd5 was best. } { [%clk 0:25:50] } 31. Rf4 { [%eval 4.72] [%clk 0:21:24] } 31... Ra7 { [%eval 4.71] [%clk 0:21:51] } 32. Rf6 { [%eval 4.7] [%clk 0:16:43] } 32... Qxb3 { [%eval 4.54] [%clk 0:20:36] } 33. e6 { [%eval 4.55] [%clk 0:17:08] } 33... Ree7? { [%eval 8.49] } { Mistake. Qxe6 was best. } { [%clk 0:19:23] } 34. exf7+ { [%eval 7.17] [%clk 0:16:30] } 34... Rxf7? { [%eval #9] } { Checkmate is now unavoidable. Kf8 was best. } { [%clk 0:19:13] } 35. Qc6 { [%eval #8] [%clk 0:16:11] } 35... Qxc3 { [%eval #8] [%clk 0:10:01] } 36. Qe8+ { [%eval #8] [%clk 0:16:21] } 36... Kg7 { [%eval #8] [%clk 0:10:21] } 37. Rxf7+ { [%eval #8] [%clk 0:16:45] } 37... Rxf7 { [%eval #6] [%clk 0:10:32] } 38. Qxf7+ { [%eval #8] [%clk 0:16:49] } 38... Kh6 { [%eval #8] [%clk 0:10:52] } 39. Qf4+ { [%eval 26.95] [%clk 0:16:43] } 39... Kh5?! { [%eval #5] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:10:37] } 40. g4+ { [%eval #4] [%clk 0:17:02] } 40... Kh4 { [%eval #4] [%clk 0:10:44] } 41. g5+ { [%eval #3] [%clk 0:17:14] } 1-0