Event: Round 4: Oliver Barbosa - Brewington Hardaway
Date: 2023-09-02
White: Oliver Barbosa
WhiteTitle: GM
WhiteElo: 2476
Black: Brewington Hardaway
BlackTitle: FM
BlackElo: 2378
Result: 1-0
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:21:51] } 1... e6 { [%eval 0.3] [%clk 1:30:56] } 2. d4 { [%eval 0.23] [%clk 1:22:00] } 2... d5 { [%eval 0.3] [%clk 1:31:19] } 3. Nc3 { [%eval 0.39] [%clk 1:22:25] } 3... Nf6 { [%eval 0.43] [%clk 1:31:44] } 4. cxd5 { [%eval 0.39] [%clk 1:22:50] } 4... exd5 { [%eval 0.38] [%clk 1:32:07] } 5. Bg5 { [%eval 0.35] [%clk 1:23:14] } 5... c6 { [%eval 0.28] [%clk 1:32:32] } 6. e3 { [%eval 0.28] [%clk 1:23:39] } 6... Be7 { [%eval 0.43] [%clk 1:32:55] } 7. Bd3 { [%eval 0.49] [%clk 1:24:04] } 7... Nbd7 { [%eval 0.43] [%clk 1:33:19] } 8. h3 { [%eval 0.45] [%clk 1:24:23] } 8... O-O { [%eval 0.37] [%clk 1:33:38] } 9. Qc2 { [%eval 0.28] [%clk 1:24:47] } 9... Re8 { [%eval 0.35] [%clk 1:32:22] } 10. Nf3 { [%eval 0.3] [%clk 1:23:55] } 10... Nf8 { [%eval 0.58] [%clk 1:30:30] } 11. O-O { [%eval 0.47] [%clk 1:22:32] } 11... g6 { [%eval 0.53] [%clk 1:28:35] } 12. Bf4 { [%eval 0.16] [%clk 1:15:40] } 12... Ne6 { [%eval 0.24] [%clk 1:28:33] } 13. Bh2 { [%eval 0.19] [%clk 1:15:53] } 13... Ng7 { [%eval 0.19] [%clk 1:20:11] } 14. Rab1 { [%eval 0.21] [%clk 1:15:32] } 14... Bf5 { [%eval 0.2] [%clk 1:19:58] } 15. b4 { [%eval 0.2] [%clk 1:15:36] } 15... a6 { [%eval 0.13] [%clk 1:15:52] } 16. a4 { [%eval 0.25] [%clk 1:15:29] } 16... Bd6 { [%eval 0.2] [%clk 1:12:25] } 17. Bxd6 { [%eval 0.22] [%clk 1:11:09] } 17... Qxd6 { [%eval 0.16] [%clk 1:12:46] } 18. Rfc1 { [%eval 0.14] [%clk 1:05:13] } 18... Bxd3 { [%eval 0.19] [%clk 1:08:12] } 19. Qxd3 { [%eval 0.11] [%clk 1:05:35] } 19... Nf5 { [%eval 0.26] [%clk 1:07:59] } 20. b5 { [%eval 0.24] [%clk 1:04:11] } 20... axb5 { [%eval 0.37] [%clk 1:08:03] } 21. axb5 { [%eval 0.35] [%clk 1:04:35] } 21... Ra3 { [%eval 0.59] [%clk 0:50:36] } 22. bxc6 { [%eval 0.54] [%clk 1:04:24] } 22... bxc6 { [%eval 0.67] [%clk 0:50:57] } 23. Qc2 { [%eval 0.46] [%clk 1:04:26] } 23... Rea8 { [%eval 0.44] [%clk 0:42:43] } 24. Rb7 { [%eval 0.42] [%clk 0:49:50] } 24... R3a7 { [%eval 0.48] [%clk 0:30:25] } 25. Rxa7 { [%eval 0.49] [%clk 0:37:12] } 25... Rxa7 { [%eval 0.5] } 26. Ne2 { [%eval 0.45] [%clk 0:37:20] } 26... Rc7 { [%eval 0.55] [%clk 0:26:32] } 27. Nf4 { [%eval 0.64] [%clk 0:36:36] } 27... Ne4 { [%eval 0.64] [%clk 0:22:35] } 28. Qb1 { [%eval 0.59] [%clk 0:32:08] } 28... Kg7 { [%eval 0.52] [%clk 0:13:00] } 29. Qb2 { [%eval 0.45] [%clk 0:28:57] } 29... Rc8 { [%eval 0.5] [%clk 0:08:55] } 30. Ne5 { [%eval 0.47] [%clk 0:28:36] } 30... Rb8 { [%eval 0.58] [%clk 0:07:43] } 31. Qa1 { [%eval 0.6] [%clk 0:27:17] } 31... Ne7 { [%eval 0.56] [%clk 0:07:42] } 32. Qa7 { [%eval 0.51] } 32... Rc8 { [%eval 0.76] } 33. h4 { [%eval 0.7] [%clk 0:10:51] } 33... Rc7 { [%eval 0.61] [%clk 0:00:28] } 34. Qb6 { [%eval 0.56] [%clk 0:10:51] } 34... Nf6?! { [%eval 1.23] } { Inaccuracy. h5 was best. } { [%clk 0:00:28] } 35. Qb8 { [%eval 1.37] [%clk 0:10:51] } 35... Qa3?! { [%eval 2.6] } { Inaccuracy. Nf5 was best. } { [%clk 0:00:28] } 36. Qxc7 { [%eval 2.49] [%clk 0:10:51] } 36... Qxc1+ { [%eval 2.47] [%clk 0:00:28] } 37. Kh2 { [%eval 2.6] [%clk 0:10:51] } 37... Qa3 { [%eval 2.61] [%clk 0:00:28] } 38. Nfd3 { [%eval 2.11] [%clk 0:10:51] } 38... Nfg8 { [%eval 2.1] [%clk 0:00:28] } 39. Nc5?! { [%eval 1.08] } { Inaccuracy. h5 was best. } { [%clk 0:10:51] } 39... Qb2 { [%eval 1.09] } 40. Ng4 { [%eval 1.31] [%clk 0:10:51] } 40... Qc2?? { [%eval 4.86] } { Blunder. f6 was best. } { [%clk 0:00:28] } 41. Qe5+ { [%eval 4.74] [%clk 0:10:51] } 41... Kf8 { [%eval 5.65] [%clk 0:00:28] } 42. Nd7+ { [%eval 5.75] [%clk 0:10:51] } 42... Ke8 { [%eval 5.95] [%clk 0:00:28] } 43. Qd6 { [%eval 5.31] [%clk 0:10:51] } 43... f5 { [%clk 0:00:28] } 44. Nge5 { [%clk 0:10:51] } 44... Qb2 45. Nc5 { [%clk 0:10:51] } 45... Qxf2 { [%clk 0:00:28] } 46. Qd7+ { [%clk 0:10:51] } 46... Kf8 { [%clk 0:01:05] } 47. Ne6# { [%clk 0:10:51] } 1-0