Event: 2024 Illinois Open
Site: Lisle, IL, United States
White: Li, Aiden Linyuan
WhiteElo: 1896
Black: Kogen, Jonathan
BlackElo: 2213
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90 minutes with a 30 second increment

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:51] } 2. Nf3 { [%eval 0.26] [%clk 1:31:21] } 2... d6 { [%eval 0.3] [%clk 1:31:07] } 3. d4 { [%eval 0.26] [%clk 1:31:44] } 3... cxd4 { [%eval 0.19] [%clk 1:31:30] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:11] } 4... Nf6 { [%eval 0.24] [%clk 1:31:52] } 5. Nc3 { [%eval 0.17] [%clk 1:32:36] } 5... a6 { [%eval 0.29] [%clk 1:32:09] } 6. f3 { [%eval 0.13] [%clk 1:32:57] } 6... e5 { [%eval 0.25] [%clk 1:32:07] } 7. Nb3 { [%eval 0.32] [%clk 1:33:21] } 7... Be7 { [%eval 0.19] [%clk 1:32:14] } 8. Be3 { [%eval 0.36] [%clk 1:33:42] } 8... Be6 { [%eval 0.41] [%clk 1:32:25] } 9. Qd2 { [%eval 0.37] [%clk 1:33:59] } 9... h5 { [%eval 0.41] [%clk 1:32:31] } 10. Nd5 { [%eval 0.44] [%clk 1:34:18] } 10... Bxd5 { [%eval 0.69] [%clk 1:32:08] } 11. exd5 { [%eval 0.78] [%clk 1:34:38] } 11... Nbd7 { [%eval 0.69] [%clk 1:32:17] } 12. c4 { [%eval 0.28] [%clk 1:34:50] } 12... a5 { [%eval 0.34] [%clk 1:31:22] } 13. a4 { [%eval 0.23] [%clk 1:33:06] } 13... b6 { [%eval 0.29] [%clk 1:29:42] } 14. Be2 { [%eval -0.02] [%clk 1:32:05] } 14... Nc5 { [%eval -0.02] [%clk 1:29:05] } 15. Ra3 { [%eval -0.19] [%clk 1:31:04] } 15... Nfd7 { [%eval -0.2] [%clk 1:24:56] } 16. f4 { [%eval -0.36] [%clk 1:28:03] } 16... Bh4+ { [%eval -0.33] [%clk 1:17:58] } 17. g3 { [%eval -0.26] [%clk 1:28:03] } 17... Bf6 { [%eval -0.22] [%clk 1:18:16] } 18. Nxc5 { [%eval -0.62] [%clk 1:25:27] } 18... Nxc5?! { [%eval 0.0] } { Inaccuracy. bxc5 was best. } { [%clk 1:15:47] } 19. fxe5 { [%eval -0.53] [%clk 1:23:04] } 19... Bxe5 { [%eval -0.4] [%clk 1:15:01] } 20. Bd4?! { [%eval -1.23] } { Inaccuracy. Bf4 was best. } { [%clk 1:22:30] } 20... Bxd4 { [%eval -1.2] [%clk 1:06:19] } 21. Qxd4 { [%eval -1.01] [%clk 1:22:43] } 21... Qg5?! { [%eval 0.0] } { Inaccuracy. O-O was best. } { [%clk 1:06:25] } 22. Re3+ { [%eval 0.0] [%clk 1:20:44] } 22... Kf8 { [%eval 0.0] [%clk 1:03:06] } 23. O-O { [%eval -0.11] [%clk 1:20:04] } 23... Re8 { [%eval -0.26] [%clk 0:59:55] } 24. Rxe8+ { [%eval -0.16] [%clk 1:19:48] } 24... Kxe8 { [%eval -0.15] [%clk 1:00:19] } 25. Qf2 { [%eval -0.3] [%clk 1:18:17] } 25... f6 { [%eval -0.15] [%clk 0:48:44] } 26. h4 { [%eval -0.21] [%clk 1:18:36] } 26... Qg6 { [%eval 0.0] [%clk 0:46:47] } 27. Qe3+? { [%eval -1.38] } { Mistake. Bd1 was best. } { [%clk 1:17:40] } 27... Kd7 { [%eval -1.34] [%clk 0:41:01] } 28. Qf3 { [%eval -1.19] [%clk 1:14:39] } 28... Qe4?! { [%eval -0.17] } { Inaccuracy. Re8 was best. } { [%clk 0:38:06] } 29. Qxe4 { [%eval -0.17] [%clk 1:12:48] } 29... Nxe4 { [%eval -0.26] [%clk 0:38:30] } 30. Re1 { [%eval -0.58] [%clk 1:07:39] } 30... Nc5 { [%eval -0.67] [%clk 0:34:19] } 31. Bd1 { [%eval -0.68] [%clk 1:04:29] } 31... g6 { [%eval -0.27] [%clk 0:30:11] } 32. Bc2 { [%eval -0.61] [%clk 1:04:39] } 32... g5?! { [%eval 0.0] } { Inaccuracy. f5 was best. } { [%clk 0:30:15] } 33. Kf2 { [%eval 0.0] [%clk 1:04:30] } 33... Re8 { [%eval 0.0] [%clk 0:21:00] } 34. Rxe8 { [%eval 0.0] [%clk 1:03:35] } 34... Kxe8 { [%eval 0.0] [%clk 0:21:25] } 35. Bg6+ { [%eval -0.15] [%clk 1:03:37] } 35... Kf8 { [%eval -0.15] [%clk 0:20:40] } 36. Bxh5?? { [%eval -3.31] } { Blunder. Bc2 was best. } { [%clk 1:03:37] } 36... Nd3+ { [%eval -3.0] [%clk 0:20:04] } 37. Kf3?! { [%eval -3.89] } { Inaccuracy. Ke3 was best. } { [%clk 1:03:25] } 37... Nxb2 { [%eval -3.68] [%clk 0:14:52] } 38. hxg5?! { [%eval -4.76] } { Inaccuracy. Bg6 was best. } { [%clk 1:03:42] } 38... fxg5 { [%eval -4.71] [%clk 0:15:16] } 39. Kg4 { [%eval -5.93] [%clk 1:03:58] } 39... Nxa4 { [%eval -5.57] [%clk 0:14:52] } 40. Kxg5 { [%eval -6.28] [%clk 1:04:15] } 40... Nc3 { [%eval -6.23] [%clk 0:10:13] } 41. Bg6 { [%eval -6.66] [%clk 1:03:56] } 41... a4 { [%eval -6.58] [%clk 0:10:37] } 42. Bc2 { [%eval -6.78] [%clk 1:04:18] } 42... a3 { [%eval -5.8] [%clk 0:11:03] } 43. Bb3 { [%eval -5.86] [%clk 1:04:44] } 43... Kf7 { [%eval -6.62] [%clk 0:06:17] } 44. g4 { [%eval -6.84] [%clk 1:04:04] } 44... Ne2 { [%eval -6.65] [%clk 0:04:11] } 45. Ba2 { [%eval -6.54] [%clk 1:03:21] } 45... Nc3 { [%eval -5.89] [%clk 0:02:40] } 46. Bb3 { [%eval -7.04] [%clk 1:03:43] } 46... a2 { [%eval -6.92] [%clk 0:02:12] } 47. Bxa2 { [%eval -6.85] [%clk 1:04:08] } 47... Nxa2 { [%eval -6.84] [%clk 0:02:39] } 48. Kf5 { [%eval -6.81] [%clk 1:04:20] } 48... Nc3 { [%eval -10.55] [%clk 0:01:33] } 49. g5 { [%eval -9.7] [%clk 1:04:20] } 49... Kg7 { [%eval -7.42] [%clk 0:00:37] } 50. g6 { [%eval -6.75] [%clk 1:04:01] } 50... b5?? { [%eval 0.0] } { Blunder. Kg8 was best. } { [%clk 0:00:44] } 51. c5 { [%eval 0.0] [%clk 1:03:15] } 51... Nxd5 { [%eval 0.0] [%clk 0:00:39] } 52. cxd6 { [%eval 0.0] [%clk 1:03:37] } 52... Nb6 { [%eval 0.0] [%clk 0:00:56] } 53. Ke4 { [%eval 0.0] [%clk 1:03:28] } 53... Kxg6 { [%eval 0.0] [%clk 0:00:35] } 54. Kd4 { [%eval 0.0] [%clk 1:03:53] } 54... Nd7 { [%eval 0.0] [%clk 0:00:38] } 55. Kc3 { [%eval 0.0] [%clk 1:04:19] } 55... Kf6 { [%eval 0.0] [%clk 0:00:37] } 1/2-1/2