Event: Round 8: Joshua Posthuma - Avi Harrison Kaplan
Date: 2023-08-05
White: Joshua Posthuma
Black: Avi Harrison Kaplan
Result: 1/2-1/2
ECO: A30
Opening: English Opening: Symmetrical Variation
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:40:53] } 1... c5 { [%eval 0.32] [%clk 1:39:35] } 2. Nf3 { [%eval 0.25] [%clk 1:40:24] } 2... Nc6 { [%eval 0.43] [%clk 1:39:46] } 3. d4 { [%eval 0.19] [%clk 1:39:00] } 3... cxd4 { [%eval 0.0] [%clk 1:40:11] } 4. Nxd4 { [%eval 0.22] [%clk 1:39:12] } 4... Nf6 { [%eval 0.25] [%clk 1:40:38] } 5. Nc3 { [%eval 0.14] [%clk 1:36:45] } 5... Qb6 { [%eval 0.43] [%clk 1:40:24] } 6. e3 { [%eval 0.37] [%clk 1:31:02] } 6... e6 { [%eval 0.38] [%clk 1:40:03] } 7. Be2 { [%eval 0.21] [%clk 1:23:49] } 7... Be7 { [%eval 0.35] [%clk 1:20:51] } 8. O-O { [%eval 0.26] [%clk 1:22:26] } 8... O-O { [%eval 0.25] [%clk 1:21:13] } 9. b3 { [%eval 0.24] [%clk 1:12:54] } 9... d5 { [%eval 0.2] [%clk 1:15:34] } 10. Na4 { [%eval 0.2] [%clk 1:08:40] } 10... Qc7 { [%eval 0.18] [%clk 1:03:47] } 11. Bb2 { [%eval -0.12] [%clk 1:05:30] } 11... Rd8 { [%eval 0.16] [%clk 0:52:36] } 12. Nxc6 { [%eval 0.06] [%clk 0:50:54] } 12... Qxc6 { [%eval -0.01] [%clk 0:50:45] } 13. Bf3 { [%eval 0.01] [%clk 0:48:47] } 13... Qe8 { [%eval -0.01] [%clk 0:40:06] } 14. cxd5 { [%eval 0.02] [%clk 0:33:42] } 14... Nxd5 { [%eval 0.01] [%clk 0:40:23] } 15. Qc2 { [%eval -0.14] [%clk 0:28:26] } 15... b6 { [%eval -0.15] [%clk 0:30:35] } 16. e4?! { [%eval -0.96] } { Inaccuracy. Qe2 was best. } { [%clk 0:27:17] } 16... Nb4 { [%eval -1.25] [%clk 0:27:20] } 17. Qc3 { [%eval -1.59] [%clk 0:27:34] } 17... Bf8?! { [%eval -0.95] } { Inaccuracy. Qf8 was best. } { [%clk 0:27:21] } 18. a3? { [%eval -2.35] } { Mistake. Ba3 was best. } { [%clk 0:19:55] } 18... Nd3 { [%eval -2.23] [%clk 0:26:08] } 19. e5 { [%eval -2.54] [%clk 0:19:58] } 19... Rb8 { [%eval -2.42] [%clk 0:25:18] } 20. Qc2 { [%eval -2.52] [%clk 0:05:12] } 20... Ba6 { [%eval -2.16] [%clk 0:16:45] } 21. Be2 { [%eval -2.28] [%clk 0:05:22] } 21... Nxb2?! { [%eval -1.38] } { Inaccuracy. Rbc8 was best. } { [%clk 0:14:36] } 22. Nxb2 { [%eval -1.94] [%clk 0:04:42] } 22... Rbc8 { [%eval -1.85] [%clk 0:13:03] } 23. Qe4 { [%eval -2.07] [%clk 0:05:11] } 23... Bxe2 { [%eval -1.85] } 24. Qxe2 { [%eval -2.12] [%clk 0:05:40] } 24... Rc3 { [%eval -2.25] [%clk 0:11:50] } 25. b4 { [%eval -2.27] [%clk 0:05:43] } 25... Qc6?! { [%eval -1.48] } { Inaccuracy. a5 was best. } { [%clk 0:11:19] } 26. Rfd1?! { [%eval -2.26] } { Inaccuracy. Qa6 was best. } { [%clk 0:04:54] } 26... Rc2 { [%eval -1.99] [%clk 0:05:30] } 1/2-1/2