Event: Round 5: Chatterjee Koustav - R Praggnanandhaa
Date: 2022-07-12
White: Chatterjee Koustav
Black: R Praggnanandhaa
Result: 0-1
ECO: A28
Opening: English Opening: King's English Variation, Four Knights Variation, Quiet Line
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:30:17] } 1... e5 { [%eval 0.25] [%clk 1:30:05] } 2. Nc3 { [%eval 0.0] [%clk 1:30:32] } 2... Nf6 { [%eval 0.32] [%clk 1:30:07] } 3. Nf3 { [%eval 0.0] [%clk 1:30:43] } 3... Nc6 { [%eval 0.18] [%clk 1:30:31] } 4. e3 { [%eval 0.12] [%clk 1:30:46] } 4... Bb4 { [%eval 0.0] [%clk 1:29:56] } 5. Qc2 { [%eval 0.03] [%clk 1:31:05] } 5... Bxc3 { [%eval 0.0] [%clk 1:29:07] } 6. Qxc3 { [%eval 0.0] [%clk 1:31:28] } 6... Qe7 { [%eval 0.0] [%clk 1:29:04] } 7. d4 { [%eval 0.0] [%clk 1:31:18] } 7... e4 { [%eval -0.11] [%clk 1:25:12] } 8. Nd2 { [%eval -0.06] [%clk 1:07:11] } 8... d5 { [%eval -0.11] [%clk 1:22:27] } 9. b3 { [%eval -0.37] [%clk 1:06:10] } 9... O-O { [%eval -0.03] [%clk 1:20:52] } 10. h3 { [%eval -0.16] [%clk 0:58:23] } 10... a5 { [%eval -0.28] [%clk 1:13:11] } 11. Be2 { [%eval -0.3] [%clk 0:52:46] } 11... Re8 { [%eval -0.25] [%clk 0:58:12] } 12. Bb2 { [%eval -0.25] [%clk 0:43:08] } 12... Be6 { [%eval -0.16] [%clk 0:52:00] } 13. O-O { [%eval -0.38] [%clk 0:35:04] } 13... Qd7 { [%eval 0.0] [%clk 0:39:13] } 14. f3 { [%eval -0.17] [%clk 0:15:06] } 14... Bf5 { [%eval -0.08] [%clk 0:35:23] } 15. f4? { [%eval -1.64] } { Mistake. fxe4 was best. } { [%clk 0:09:48] } 15... Nb4 { [%eval -1.59] [%clk 0:30:31] } 16. Kh2 { [%eval -1.71] [%clk 0:04:36] } 16... Nd3 { [%eval -1.64] [%clk 0:27:05] } 17. Qc2 { [%eval -1.84] [%clk 0:01:37] } 17... Ra6 { [%eval -1.72] [%clk 0:23:56] } 18. Bc3 { [%eval -2.05] [%clk 0:01:24] } 18... h5 { [%eval -1.81] [%clk 0:23:59] } 19. Qd1 { [%eval -1.76] [%clk 0:00:51] } 19... h4?! { [%eval -1.11] } { Inaccuracy. a4 was best. } { [%clk 0:15:45] } 20. a3 { [%eval -1.33] [%clk 0:00:41] } 20... Bg6 { [%eval -0.9] [%clk 0:13:52] } 21. Ra2 { [%eval -1.02] [%clk 0:00:39] } 21... a4 { [%eval -1.09] [%clk 0:12:43] } 22. bxa4?? { [%eval -4.11] } { Blunder. c5 was best. } { [%clk 0:00:34] } 22... dxc4 { [%eval -4.08] [%clk 0:11:59] } 23. Rc2 { [%eval -5.08] [%clk 0:00:35] } 23... Rxa4 { [%eval -5.36] [%clk 0:11:53] } 24. Nb1 { [%eval -5.31] [%clk 0:00:38] } 24... Nd5 { [%eval -5.68] [%clk 0:11:16] } 25. Bd2 { [%eval -5.72] [%clk 0:01:06] } 25... Bf5 { [%eval -5.88] [%clk 0:11:11] } 26. Bg4 { [%eval -5.06] [%clk 0:01:20] } 26... b5 { [%eval -5.65] [%clk 0:10:41] } 27. Qe2 { [%eval -6.11] [%clk 0:00:40] } 27... Ra6 { [%eval -4.86] [%clk 0:10:10] } 28. Rg1 { [%eval -6.15] [%clk 0:00:48] } 28... Bxg4 { [%eval -6.74] [%clk 0:08:41] } 29. hxg4 { [%eval -7.45] [%clk 0:01:16] } 29... Nf6 { [%eval -7.61] [%clk 0:08:51] } 30. f5 { [%eval -10.34] [%clk 0:00:43] } 30... Nf2 { [%eval -9.14] [%clk 0:08:59] } 31. Rf1 { [%eval -10.62] [%clk 0:01:05] } 31... N6xg4+ { [%eval -10.94] [%clk 0:09:18] } 32. Kg1 { [%eval -10.37] [%clk 0:01:31] } 32... Qd6 { [%eval -10.63] [%clk 0:09:44] } 0-1