Event: Round 4: David Brodsky - Gregory Markzon
Date: 2023-08-03
White: David Brodsky
Black: Gregory Markzon
Result: 1-0
ECO: B76
Opening: Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:33:15] } 1... c5 { [%eval 0.32] [%clk 1:40:51] } 2. Nf3 { [%eval 0.0] [%clk 1:33:40] } 2... d6 { [%eval 0.0] [%clk 1:41:14] } 3. d4 { [%eval 0.25] [%clk 1:34:07] } 3... cxd4 { [%eval 0.13] [%clk 1:41:35] } 4. Nxd4 { [%eval 0.27] [%clk 1:34:34] } 4... Nf6 { [%eval 0.3] [%clk 1:41:53] } 5. Nc3 { [%eval 0.21] [%clk 1:35:00] } 5... g6?! { [%eval 0.79] } { Inaccuracy. a6 was best. } { [%clk 1:42:14] } 6. Be3 { [%eval 0.46] [%clk 1:35:17] } 6... Bg7 { [%eval 0.58] [%clk 1:42:33] } 7. f3 { [%eval 0.5] [%clk 1:35:42] } 7... O-O { [%eval 0.51] [%clk 1:42:52] } 8. Qd2 { [%eval 0.6] [%clk 1:35:53] } 8... Nc6 { [%eval 0.64] [%clk 1:43:11] } 9. O-O-O { [%eval 0.69] [%clk 1:36:04] } 9... d5 { [%eval 0.55] [%clk 1:43:00] } 10. exd5 { [%eval 0.6] [%clk 1:36:20] } 10... Nxd5 { [%eval 0.58] [%clk 1:43:01] } 11. Nxc6 { [%eval 0.7] [%clk 1:36:42] } 11... bxc6 { [%eval 0.57] [%clk 1:43:25] } 12. Bd4 { [%eval 0.6] [%clk 1:37:09] } 12... Bxd4 { [%eval 0.62] [%clk 1:42:37] } 13. Qxd4 { [%eval 0.65] [%clk 1:37:00] } 13... Qb6 { [%eval 0.63] [%clk 1:42:42] } 14. Na4 { [%eval 0.67] [%clk 1:36:34] } 14... Qc7 { [%eval 0.6] [%clk 1:41:15] } 15. g3 { [%eval 0.6] [%clk 1:27:19] } 15... Rb8 { [%eval 0.6] [%clk 1:38:55] } 16. Qc5 { [%eval 0.67] [%clk 1:16:39] } 16... Be6 { [%eval 0.52] [%clk 1:34:46] } 17. Bc4 { [%eval 0.49] [%clk 1:07:26] } 17... Qb7 { [%eval 1.04] [%clk 1:23:53] } 18. Qd4 { [%eval 1.32] [%clk 0:56:58] } 18... Bh3 { [%eval 1.32] [%clk 1:07:09] } 19. Rhe1 { [%eval 1.24] [%clk 0:49:42] } 19... Rfd8 { [%eval 1.31] [%clk 1:02:14] } 20. Nc5 { [%eval 0.94] [%clk 0:45:39] } 20... Qb6 { [%eval 0.91] [%clk 1:00:56] } 21. Nb3 { [%eval 0.86] [%clk 0:42:07] } 21... Be6? { [%eval 2.05] } { Mistake. e6 was best. } { [%clk 0:48:27] } 22. Qxb6 { [%eval 2.27] [%clk 0:39:01] } 22... Rxb6 { [%eval 2.26] [%clk 0:47:16] } 23. Nc5 { [%eval 2.21] [%clk 0:36:03] } 23... Rd6 { [%eval 2.19] [%clk 0:45:11] } 24. Bb3 { [%eval 2.11] [%clk 0:34:25] } 24... h6 { [%eval 2.17] [%clk 0:40:06] } 25. Nxe6 { [%eval 2.21] [%clk 0:31:41] } 25... fxe6 { [%eval 1.96] [%clk 0:34:04] } 26. Rd3 { [%eval 2.1] [%clk 0:22:49] } 26... Rb8 { [%eval 1.99] [%clk 0:30:55] } 27. c4 { [%eval 2.31] [%clk 0:17:23] } 27... Nc7 { [%eval 2.04] [%clk 0:30:54] } 28. Rde3 { [%eval 2.09] [%clk 0:17:40] } 28... c5?! { [%eval 2.91] } { Inaccuracy. Kf7 was best. } { [%clk 0:12:55] } 29. Re5 { [%eval 2.92] [%clk 0:17:15] } 29... Rc6 { [%eval 3.36] [%clk 0:13:03] } 30. Bc2 { [%eval 3.4] [%clk 0:15:01] } 30... Kf7 { [%eval 3.36] [%clk 0:12:25] } 31. Be4 { [%eval 3.42] [%clk 0:15:15] } 31... Rcb6 { [%eval 3.76] [%clk 0:12:03] } 32. Rxc5 { [%eval 3.7] [%clk 0:15:03] } 32... Rxb2 { [%eval 3.88] [%clk 0:05:46] } 33. Rxc7 { [%eval 3.96] [%clk 0:15:21] } 33... Rxa2 { [%eval 4.14] [%clk 0:06:09] } 34. Bc2 { [%eval 3.76] [%clk 0:12:24] } 34... a5 { [%eval 3.85] [%clk 0:06:11] } 35. Re3 { [%eval 4.05] [%clk 0:10:12] } 35... a4 { [%eval 4.36] [%clk 0:05:23] } 36. Ra7 { [%eval 4.34] [%clk 0:10:17] } 36... Rb4 { [%eval 4.24] [%clk 0:05:25] } 37. Rc3 { [%eval 4.66] [%clk 0:10:24] } 37... Ra1+ { [%eval 4.42] [%clk 0:05:29] } 38. Kd2 { [%eval 4.32] [%clk 0:10:49] } 38... a3 { [%eval 4.17] [%clk 0:01:53] } 39. Raxa3 { [%eval 4.18] [%clk 0:07:14] } 39... Rxa3 { [%eval 4.17] [%clk 0:02:15] } 40. Rxa3 { [%eval 4.18] [%clk 0:07:41] } 40... Rxc4 { [%eval 4.17] [%clk 0:02:34] } 41. Ra6 { [%eval 4.22] [%clk 0:07:58] } 41... Rd4+ { [%eval 4.07] [%clk 0:02:42] } 42. Ke3 { [%eval 4.17] [%clk 0:08:09] } 42... Rd6 { [%eval 4.18] [%clk 0:02:59] } 43. Rxd6 { [%eval 4.9] [%clk 0:07:29] } 43... exd6 { [%eval 4.87] [%clk 0:03:21] } 44. Kf4 { [%eval 4.98] [%clk 0:02:19] } 44... Kf6 { [%eval 5.06] [%clk 0:03:25] } 45. Bb1 { [%eval 4.79] [%clk 0:01:10] } 45... Kf7 { [%eval 4.78] [%clk 0:03:35] } 46. h4 { [%eval 5.1] [%clk 0:28:47] } 46... Kf6 { [%eval 5.33] [%clk 0:30:45] } 47. g4 { [%eval 6.46] [%clk 0:28:48] } 1-0