Event: Round 9: Kaliksteyn, Alexander - Barbosa, Oliver
Date: 2024-11-11
White: Kaliksteyn, Alexander
WhiteTitle: IM
WhiteElo: 2344
Black: Barbosa, Oliver
BlackTitle: GM
BlackElo: 2446
Result: 1/2-1/2
ECO: A30
Opening: English Opening: Symmetrical Variation, Hedgehog Defense
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:14:07] } 1... c5 { [%eval 0.19] [%clk 1:30:51] } 2. Nf3 { [%eval 0.26] [%clk 1:13:59] } 2... Nf6 { [%eval 0.26] [%clk 1:31:04] } 3. Nc3 { [%eval 0.2] [%clk 1:13:35] } 3... e6 { [%eval 0.18] [%clk 1:30:48] } 4. g3 { [%eval 0.28] [%clk 1:13:45] } 4... b6 { [%eval 0.37] [%clk 1:31:07] } 5. Bg2 { [%eval 0.4] [%clk 1:14:09] } 5... Bb7 { [%eval 0.28] [%clk 1:31:32] } 6. O-O { [%eval 0.28] [%clk 1:14:29] } 6... Be7 { [%eval 0.42] [%clk 1:31:57] } 7. d4 { [%eval 0.24] [%clk 1:06:01] } 7... cxd4 { [%eval 0.28] [%clk 1:32:14] } 8. Qxd4 { [%eval 0.29] [%clk 1:06:26] } 8... O-O { [%eval 0.26] [%clk 1:31:43] } 9. Rd1 { [%eval 0.23] [%clk 1:05:54] } 9... d6 { [%eval 0.23] [%clk 1:31:43] } 10. b3 { [%eval 0.22] [%clk 1:05:58] } 10... a6?! { [%eval 0.93] } { Inaccuracy. Nbd7 was best. } { [%clk 1:31:36] } 11. e4?! { [%eval 0.24] } { Inaccuracy. Ba3 was best. } { [%clk 1:03:16] } 11... Nbd7 { [%eval 0.28] [%clk 1:31:21] } 12. Ba3 { [%eval 0.34] [%clk 1:02:02] } 12... Nc5 { [%eval 0.53] [%clk 1:31:25] } 13. e5 { [%eval 0.55] [%clk 1:02:13] } 13... dxe5 { [%eval 0.32] [%clk 1:31:39] } 14. Qxd8 { [%eval 0.32] [%clk 1:01:53] } 14... Rfxd8 { [%eval 0.34] [%clk 1:32:00] } 15. Nxe5 { [%eval 0.38] [%clk 1:02:02] } 15... Bxg2 { [%eval 0.56] [%clk 1:31:58] } 1/2-1/2