Event: Nacional Sub 20 Absoluto 2025
Site: Polideportivo Estadio Nacional, Chile
Date: 2025-01-22
White: Perez Rojas, Felipe
WhiteElo: 1891
Black: Orrego Palermo, Marcelo
BlackElo: 2145
Result: 0-1
ECO: A21
Opening: English Opening: King's English Variation, Kramnik-Shirov Counterattack
Variant: Standard
TimeControl: 90 minutes with 30 seconds increment from move 1

1. c4 { [%eval 0.12] [%clk 1:30:58] } 1... e5 { [%eval 0.12] [%clk 1:30:55] } 2. Nc3 { [%eval 0.04] [%clk 1:31:21] } 2... Bb4 { [%eval 0.18] [%clk 1:31:21] } 3. Nd5 { [%eval 0.15] [%clk 1:31:39] } 3... a5 { [%eval 0.29] [%clk 1:31:43] } 4. a3 { [%eval 0.17] [%clk 1:29:31] } 4... Bc5 { [%eval 0.25] [%clk 1:32:06] } 5. e3 { [%eval 0.12] [%clk 1:29:34] } 5... d6 { [%eval 0.22] [%clk 1:25:29] } 6. d4 { [%eval 0.25] [%clk 1:29:25] } 6... Ba7 { [%eval 0.23] [%clk 1:25:49] } 7. dxe5 { [%eval 0.14] [%clk 1:20:57] } 7... dxe5 { [%eval 0.07] [%clk 1:26:10] } 8. Nf3 { [%eval 0.14] [%clk 1:21:23] } 8... c6 { [%eval 0.13] [%clk 1:25:27] } 9. Nc3 { [%eval 0.13] [%clk 1:21:44] } 9... Qxd1+ { [%eval 0.24] [%clk 1:25:54] } 10. Kxd1 { [%eval 0.22] [%clk 1:20:33] } 10... f6 { [%eval 0.2] [%clk 1:19:48] } 11. Bd3 { [%eval -0.03] [%clk 1:16:26] } 11... Be6 { [%eval 0.09] [%clk 1:18:55] } 12. b4 { [%eval 0.0] [%clk 1:09:49] } 12... Nd7 { [%eval 0.13] [%clk 1:17:05] } 13. Kc2 { [%eval 0.14] [%clk 1:08:05] } 13... Ne7 { [%eval 0.22] [%clk 1:09:55] } 14. Bb2 { [%eval 0.15] [%clk 0:56:57] } 14... h6 { [%eval 0.26] [%clk 1:02:29] } 15. Ne4 { [%eval 0.0] [%clk 0:54:29] } 15... Bb8 { [%eval 0.17] [%clk 1:01:35] } 16. Ned2 { [%eval -0.15] [%clk 0:47:14] } 16... Kf7 { [%eval -0.22] [%clk 0:53:29] } 17. h4 { [%eval -0.4] [%clk 0:39:52] } 17... g6 { [%eval -0.19] [%clk 0:47:14] } 18. Nh2?! { [%eval -0.75] } { Inaccuracy. Bc3 was best. } { [%clk 0:31:39] } 18... h5 { [%eval -0.54] [%clk 0:41:52] } 19. Nhf3 { [%eval -0.42] [%clk 0:31:26] } 19... b6 { [%eval -0.17] [%clk 0:40:44] } 20. Bc3 { [%eval -0.13] [%clk 0:30:43] } 20... Bc7 { [%eval -0.13] [%clk 0:38:10] } 21. Rhb1 { [%eval -0.25] [%clk 0:27:44] } 21... a4 { [%eval 0.0] [%clk 0:38:11] } 22. g3 { [%eval -0.12] [%clk 0:26:43] } 22... Nf5 { [%eval 0.05] [%clk 0:32:47] } 23. Be4 { [%eval -0.24] [%clk 0:22:40] } 23... Nb8 { [%eval -0.22] [%clk 0:29:18] } 24. Rd1 { [%eval -0.34] [%clk 0:17:55] } 24... Nd6 { [%eval -0.34] [%clk 0:26:20] } 25. Bd3 { [%eval -0.26] [%clk 0:18:19] } 25... Bg4 { [%eval -0.1] [%clk 0:26:16] } 26. e4 { [%eval -0.06] [%clk 0:16:58] } 26... Nd7 { [%eval -0.24] [%clk 0:25:57] } 27. Rh1 { [%eval -0.2] [%clk 0:12:11] } 27... Be6 { [%eval -0.22] [%clk 0:18:23] } 28. Nh2 { [%eval -0.03] [%clk 0:11:28] } 28... Rhe8 { [%eval 0.19] [%clk 0:17:03] } 29. f4 { [%eval -0.04] [%clk 0:09:44] } 29... exf4 { [%eval 0.0] [%clk 0:12:57] } 30. gxf4 { [%eval 0.0] [%clk 0:10:12] } 30... b5 { [%eval 0.0] [%clk 0:13:27] } 31. cxb5?? { [%eval -2.21] } { Blunder. c5 was best. } { [%clk 0:07:27] } 31... Nxb5 { [%eval -2.13] [%clk 0:13:18] } 32. Bxb5?! { [%eval -2.91] } { Inaccuracy. Bb2 was best. } { [%clk 0:05:54] } 32... cxb5 { [%eval -2.83] [%clk 0:13:36] } 33. Rhf1 { [%eval -2.83] [%clk 0:05:38] } 33... Nb6 { [%eval -2.86] [%clk 0:12:06] } 34. Rf2 { [%eval -2.61] [%clk 0:04:05] } 34... Nc4 { [%eval -2.9] [%clk 0:10:51] } 35. Nxc4 { [%eval -2.77] [%clk 0:03:40] } 35... Bxc4 { [%eval -2.75] [%clk 0:11:20] } 36. e5 { [%eval -3.13] [%clk 0:04:03] } 36... Bb6 { [%eval -3.12] [%clk 0:10:05] } 37. Rd2 { [%eval -3.28] [%clk 0:01:49] } 37... Rad8 { [%eval -2.97] [%clk 0:10:10] } 38. Rxd8?! { [%eval -3.96] } { Inaccuracy. Nf3 was best. } { [%clk 0:01:38] } 38... Rxd8 { [%eval -3.76] [%clk 0:10:38] } 39. exf6 { [%eval -4.09] [%clk 0:01:02] } 39... Rd3 { [%eval -3.38] [%clk 0:08:41] } 40. Rd1 { [%eval -3.98] [%clk 0:01:03] } 40... Rh3 { [%eval -3.68] [%clk 0:07:38] } 41. Nf1?? { [%eval -8.37] } { Blunder. Rd7+ was best. } { [%clk 0:00:32] } 41... Bb3+ { [%eval -8.02] [%clk 0:07:59] } 0-1