Event: Round 8: Michal Koziorowicz - Kevin Sun
Date: 2023-11-26
White: Michal Koziorowicz
WhiteTitle: FM
WhiteElo: 2272
Black: Kevin Sun
BlackElo: 2033
Result: 1-0
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:47] } 1... c5 { [%eval 0.32] [%clk 1:30:17] } 2. Nf3 { [%eval 0.0] [%clk 1:31:09] } 2... d6 { [%eval 0.0] [%clk 1:30:40] } 3. Bb5+ { [%eval 0.0] [%clk 1:31:30] } 3... Nd7 { [%eval 0.24] [%clk 1:31:04] } 4. d4 { [%eval 0.15] [%clk 1:31:00] } 4... cxd4 { [%eval 0.19] [%clk 1:31:29] } 5. Qxd4 { [%eval 0.21] [%clk 1:31:20] } 5... a6 { [%eval 0.12] [%clk 1:31:12] } 6. Bxd7+ { [%eval 0.0] [%clk 1:31:37] } 6... Bxd7 { [%eval 0.17] [%clk 1:31:32] } 7. Nc3 { [%eval 0.0] [%clk 1:31:59] } 7... e5 { [%eval 0.03] [%clk 1:28:56] } 8. Qd3 { [%eval 0.18] [%clk 1:32:13] } 8... h6 { [%eval 0.39] [%clk 1:29:01] } 9. Nd2 { [%eval 0.37] [%clk 1:32:17] } 9... Rc8 { [%eval 0.34] [%clk 1:28:38] } 10. Nc4 { [%eval 0.34] [%clk 1:32:32] } 10... Be6 { [%eval 0.4] [%clk 1:28:33] } 11. Ne3 { [%eval 0.39] [%clk 1:32:54] } 11... Nf6 { [%eval 0.42] [%clk 1:28:06] } 12. a4 { [%eval 0.35] [%clk 1:32:49] } 12... Be7 { [%eval 0.34] [%clk 1:26:08] } 13. O-O { [%eval 0.35] [%clk 1:31:48] } 13... O-O { [%eval 0.33] [%clk 1:25:17] } 14. Rd1 { [%eval 0.39] [%clk 1:30:56] } 14... Qc7 { [%eval 0.24] [%clk 1:23:56] } 15. Bd2 { [%eval 0.26] [%clk 1:29:32] } 15... Rfd8 { [%eval 0.25] [%clk 1:23:23] } 16. Be1 { [%eval 0.24] [%clk 1:24:40] } 16... Bc4 { [%eval 0.21] [%clk 1:08:39] } 17. Nxc4 { [%eval 0.26] [%clk 1:16:01] } 17... Qxc4 { [%eval 0.27] [%clk 1:08:58] } 18. Qxc4 { [%eval 0.08] [%clk 1:16:27] } 18... Rxc4 { [%eval 0.22] [%clk 1:09:25] } 19. f3 { [%eval 0.14] [%clk 1:16:37] } 19... Rdc8 { [%eval 0.17] [%clk 1:07:56] } 20. Rd3 { [%eval 0.0] [%clk 1:08:32] } 20... g5 { [%eval 0.22] [%clk 0:55:33] } 21. Kf1 { [%eval 0.31] [%clk 1:02:07] } 21... Kg7 { [%eval 0.66] [%clk 0:50:44] } 22. Ke2 { [%eval 0.23] [%clk 0:58:00] } 22... b5?! { [%eval 0.95] } { Inaccuracy. d5 was best. } { [%clk 0:47:34] } 23. axb5 { [%eval 0.97] [%clk 0:53:25] } 23... axb5 { [%eval 0.95] [%clk 0:47:59] } 24. Ra7 { [%eval 0.77] [%clk 0:53:37] } 24... Kf8 { [%eval 0.91] [%clk 0:46:05] } 25. b3 { [%eval 0.82] [%clk 0:53:04] } 25... R4c5 { [%eval 0.75] [%clk 0:44:55] } 26. Rb7 { [%eval 0.81] [%clk 0:52:53] } 26... d5? { [%eval 2.14] } { Mistake. R8c7 was best. } { [%clk 0:27:51] } 27. exd5 { [%eval 2.19] [%clk 0:52:03] } 27... Ne8 { [%eval 2.14] [%clk 0:24:37] } 28. Rxb5 { [%eval 1.59] [%clk 0:51:18] } 28... Rxb5 { [%eval 1.41] [%clk 0:24:59] } 29. Nxb5 { [%eval 1.53] [%clk 0:51:40] } 29... Rxc2+ { [%eval 1.52] [%clk 0:25:19] } 30. Bd2?! { [%eval 0.82] } { Inaccuracy. Kd1 was best. } { [%clk 0:48:01] } 30... Nd6 { [%eval 0.73] [%clk 0:24:21] } 31. Nxd6 { [%eval 1.03] [%clk 0:47:29] } 31... Bxd6 { [%eval 1.09] [%clk 0:24:40] } 32. g4 { [%eval 0.73] [%clk 0:46:25] } 32... Ke8?! { [%eval 1.33] } { Inaccuracy. Rb2 was best. } { [%clk 0:23:38] } 33. Ke3 { [%eval 1.04] [%clk 0:43:48] } 33... Rb2 { [%eval 1.0] [%clk 0:21:36] } 34. Ke4 { [%eval 0.82] [%clk 0:43:36] } 34... Ke7 { [%eval 1.21] [%clk 0:21:15] } 35. Kf5 { [%eval 0.85] [%clk 0:43:49] } 35... Rb1 { [%eval 1.04] [%clk 0:20:16] } 36. h3 { [%eval 0.91] [%clk 0:33:44] } 36... Rb2 { [%eval 1.39] [%clk 0:17:50] } 37. Ke4 { [%eval 1.01] [%clk 0:32:07] } 37... Kf6 { [%eval 0.69] [%clk 0:15:46] } 38. Bc3 { [%eval 0.5] [%clk 0:31:17] } 38... Re2+ { [%eval 0.62] [%clk 0:14:57] } 39. Re3 { [%eval 0.53] [%clk 0:31:39] } 39... Rc2?? { [%eval 2.3] } { Blunder. Rh2 was best. } { [%clk 0:15:03] } 40. Kd3?! { [%eval 1.33] } { Inaccuracy. h4 was best. } { [%clk 0:31:48] } 40... Rc1?? { [%eval 5.62] } { Blunder. Rh2 was best. } { [%clk 0:15:01] } 41. Re1 { [%eval 5.42] [%clk 0:31:58] } 41... Rxe1 { [%eval 5.66] [%clk 0:13:20] } 42. Bxe1 { [%eval 5.51] [%clk 0:32:23] } 42... Ke7 { [%eval 5.36] [%clk 0:13:13] } 43. b4 { [%eval 5.63] [%clk 0:31:51] } 43... Kd7 { [%eval 6.01] [%clk 0:12:28] } 44. Kc4 { [%eval 5.4] [%clk 0:32:15] } 44... Kc7 { [%eval 5.95] [%clk 0:12:43] } 45. Bf2 { [%eval 5.86] [%clk 0:32:26] } 45... Be7 { [%eval 5.76] [%clk 0:12:53] } 46. Bc5 { [%eval 6.34] [%clk 0:32:50] } 46... Bf6 { [%eval 6.62] [%clk 0:13:02] } 47. d6+ { [%eval 6.62] [%clk 0:32:46] } 47... Kc6 { [%eval 6.78] [%clk 0:13:17] } 48. b5+ { [%eval 6.88] [%clk 0:33:11] } 48... Kd7 { [%eval 7.8] [%clk 0:13:26] } 49. Kd5 { [%eval 8.37] [%clk 0:33:37] } 49... Bg7? { [%eval #8] } { Checkmate is now unavoidable. e4 was best. } { [%clk 0:13:41] } 50. b6 { [%eval #8] [%clk 0:34:00] } 50... Ke8 { [%eval #7] } 1-0