Event: Round 2: Middaugh, Jon S - O`Byrne, Daniel
Date: 2024-10-22
White: Middaugh, Jon S
WhiteElo: 1877
Black: O`Byrne, Daniel
BlackElo: 1748
Result: 1/2-1/2
ECO: A57
Opening: Benko Gambit Accepted: Pawn Return Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.17] [%clk 1:30:43] } 2. c4 { [%eval 0.17] [%clk 1:31:15] } 2... c5 { [%eval 0.56] [%clk 1:31:01] } 3. d5 { [%eval 0.62] [%clk 1:31:31] } 3... b5 { [%eval 0.58] [%clk 1:30:10] } 4. cxb5 { [%eval 0.59] [%clk 1:31:46] } 4... a6 { [%eval 0.5] [%clk 1:30:28] } 5. b6 { [%eval 0.11] [%clk 1:31:57] } 5... Qxb6 { [%eval 0.47] [%clk 1:30:31] } 6. Nc3 { [%eval 0.38] [%clk 1:31:59] } 6... d6 { [%eval 0.51] [%clk 1:30:33] } 7. e4 { [%eval 0.47] [%clk 1:31:25] } 7... g6 { [%eval 0.46] [%clk 1:30:40] } 8. Qc2 { [%eval 0.17] [%clk 1:29:52] } 8... Bg7 { [%eval 0.09] [%clk 1:30:47] } 9. h3 { [%eval -0.08] [%clk 1:27:17] } 9... Bd7 { [%eval 0.19] [%clk 1:30:29] } 10. Nf3 { [%eval 0.16] [%clk 1:27:16] } 10... Bb5 { [%eval 0.19] [%clk 1:28:23] } 11. Bd3 { [%eval 0.29] [%clk 1:25:10] } 11... Nfd7 { [%eval 0.26] [%clk 1:25:39] } 12. O-O { [%eval 0.3] [%clk 1:24:08] } 12... Bxd3 { [%eval 0.25] [%clk 1:25:59] } 13. Qxd3 { [%eval 0.27] [%clk 1:24:20] } 13... Ne5 { [%eval 0.56] [%clk 1:26:15] } 14. Nxe5 { [%eval 0.58] [%clk 1:23:37] } 14... Bxe5 { [%eval 0.81] [%clk 1:26:36] } 15. Rb1?! { [%eval 0.16] } { Inaccuracy. Bh6 was best. } { [%clk 1:18:23] } 15... O-O { [%eval 0.33] [%clk 1:24:34] } 16. b3 { [%eval 0.03] [%clk 1:11:24] } 16... Nd7 { [%eval 0.08] [%clk 1:21:15] } 17. Bb2 { [%eval -0.09] [%clk 1:11:31] } 17... Rfb8 { [%eval -0.03] [%clk 1:17:10] } 18. Na4 { [%eval 0.01] [%clk 1:05:57] } 18... Qb5 { [%eval 0.06] [%clk 1:17:07] } 1/2-1/2