Event: Nacional Sub 20 Absoluto 2025
Site: Polideportivo Estadio Nacional, Chile
Date: 2025-01-22
White: Arias Diaz, Miguel Angel
WhiteElo: 2011
Black: Cordero Alchahueni, Jorge Marcelo
BlackElo: 1841
Result: 1/2-1/2
ECO: A65
Opening: Benoni Defense: King's Pawn Line
Variant: Standard
TimeControl: 90 minutes with 30 seconds increment from move 1

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... Nf6 { [%eval 0.19] [%clk 1:21:08] } 2. c4 { [%eval 0.18] [%clk 1:31:22] } 2... e6 { [%eval 0.11] [%clk 1:21:34] } 3. Nc3 { [%eval 0.17] [%clk 1:31:48] } 3... c5?! { [%eval 0.72] } { Inaccuracy. Bb4 was best. } { [%clk 1:21:59] } 4. d5 { [%eval 0.48] [%clk 1:32:13] } 4... exd5 { [%eval 0.73] [%clk 1:22:14] } 5. cxd5 { [%eval 0.74] [%clk 1:32:39] } 5... d6 { [%eval 0.61] [%clk 1:22:37] } 6. e4 { [%eval 0.68] [%clk 1:33:05] } 6... g6 { [%eval 0.73] [%clk 1:23:01] } 7. Nge2 { [%eval 0.58] [%clk 1:33:22] } 7... h5 { [%eval 0.56] [%clk 1:23:25] } 8. Bg5 { [%eval 0.72] [%clk 1:33:43] } 8... Bg7 { [%eval 0.76] [%clk 1:23:48] } 9. Nc1 { [%eval 0.73] [%clk 1:29:30] } 9... O-O { [%eval 0.72] [%clk 1:23:15] } 10. Be2 { [%eval 0.66] [%clk 1:29:26] } 10... a6 { [%eval 0.76] [%clk 1:23:37] } 11. a4 { [%eval 0.82] [%clk 1:29:15] } 11... Qe8 { [%eval 0.9] [%clk 1:21:27] } 12. Qc2 { [%eval 0.9] [%clk 1:22:16] } 12... Nbd7 { [%eval 1.0] [%clk 1:19:33] } 13. O-O { [%eval 0.96] [%clk 1:04:34] } 13... Nh7 { [%eval 1.0] [%clk 1:04:33] } 14. Bf4?! { [%eval 0.32] } { Inaccuracy. Bd2 was best. } { [%clk 1:03:38] } 14... Ne5 { [%eval 0.37] [%clk 1:02:03] } 15. Nd3 { [%eval 0.35] [%clk 1:00:36] } 15... Qe7?! { [%eval 1.04] } { Inaccuracy. f5 was best. } { [%clk 0:56:57] } 16. Nxe5 { [%eval 1.07] [%clk 0:55:25] } 16... Bxe5 { [%eval 1.04] [%clk 0:57:07] } 17. Bxe5 { [%eval 1.06] [%clk 0:43:29] } 17... Qxe5 { [%eval 1.08] [%clk 0:56:50] } 18. Rfe1?! { [%eval 0.22] } { Inaccuracy. f4 was best. } { [%clk 0:41:33] } 18... Nf6 { [%eval 0.32] [%clk 0:53:47] } 19. Rad1 { [%eval 0.26] [%clk 0:39:24] } 19... Ng4 { [%eval 0.28] [%clk 0:50:52] } 20. g3 { [%eval 0.36] [%clk 0:38:01] } 20... Qf6 { [%eval 0.44] [%clk 0:51:11] } 21. Bxg4 { [%eval 0.23] [%clk 0:33:02] } 21... Bxg4 { [%eval 0.27] [%clk 0:50:03] } 22. f4?? { [%eval -2.18] } { Blunder. Rd3 was best. } { [%clk 0:31:37] } 22... Bxd1 { [%eval -2.26] [%clk 0:49:05] } 23. Rxd1 { [%eval -2.09] [%clk 0:31:09] } 23... b5 { [%eval -2.25] [%clk 0:47:51] } 24. Qe2 { [%eval -2.3] [%clk 0:24:41] } 24... Rfe8 { [%eval -1.85] [%clk 0:42:07] } 25. e5 { [%eval -2.38] [%clk 0:23:31] } 25... dxe5? { [%eval -0.91] } { Mistake. Qf5 was best. } { [%clk 0:38:31] } 26. Ne4 { [%eval -0.86] [%clk 0:23:51] } 26... Qd8 { [%eval -0.37] [%clk 0:38:32] } 27. d6 { [%eval -0.48] [%clk 0:19:52] } 27... exf4 { [%eval -0.38] [%clk 0:26:58] } 28. Qf3 { [%eval -0.45] [%clk 0:19:45] } 28... c4 { [%eval -0.22] [%clk 0:22:24] } 29. a5? { [%eval -1.88] } { Mistake. d7 was best. } { [%clk 0:16:16] } 29... f5? { [%eval -0.67] } { Mistake. fxg3 was best. } { [%clk 0:08:32] } 30. Nc5 { [%eval -0.73] [%clk 0:15:01] } 30... fxg3 { [%eval -0.28] [%clk 0:07:59] } 31. d7?? { [%eval -2.19] } { Blunder. Qxg3 was best. } { [%clk 0:11:35] } 31... Rf8?? { [%eval 0.0] } { Blunder. gxh2+ was best. } { [%clk 0:03:16] } 32. Ne6 { [%eval 0.0] [%clk 0:09:53] } 32... Qe7 { [%eval 0.0] [%clk 0:01:45] } 33. Nxf8 { [%eval 0.0] [%clk 0:10:00] } 33... Rxf8 { [%eval 0.0] [%clk 0:02:09] } 34. Qd5+ { [%eval 0.0] [%clk 0:09:57] } 34... Kh7 { [%eval 0.0] [%clk 0:02:12] } 35. hxg3 { [%eval -0.08] [%clk 0:07:48] } 35... Rd8 { [%eval -0.11] [%clk 0:00:13] } 1/2-1/2