Event: Round 4: Mitrabha, Guha - Koneru, Charan Kumar
Date: 2023-03-09
White: Mitrabha, Guha
WhiteTitle: GM
Black: Koneru, Charan Kumar
Result: 1-0
ECO: A45
Opening: Indian Defense: Reversed Chigorin Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:25:19] } 1... Nf6 { [%eval 0.28] [%clk 0:25:18] } 2. Nc3 { [%eval -0.08] [%clk 0:25:27] } 2... c5?! { [%eval 0.85] } { Inaccuracy. d5 was best. } { [%clk 0:25:25] } 3. d5 { [%eval 0.66] [%clk 0:25:35] } 3... g6 { [%eval 0.75] [%clk 0:25:33] } 4. Bg5 { [%eval 0.54] [%clk 0:25:42] } 4... Bg7 { [%eval 0.43] [%clk 0:25:38] } 5. e4 { [%eval 0.49] [%clk 0:25:50] } 5... d6 { [%eval 0.65] [%clk 0:25:46] } 6. Qd2 { [%eval 0.28] [%clk 0:25:57] } 6... h6 { [%eval 0.05] [%clk 0:23:08] } 7. Be3 { [%eval 0.13] [%clk 0:25:56] } 7... a6 { [%eval 0.22] [%clk 0:21:55] } 8. a4 { [%eval 0.29] [%clk 0:26:01] } 8... Bg4?! { [%eval 1.01] } { Inaccuracy. Nbd7 was best. } { [%clk 0:21:42] } 9. h4 { [%eval 0.55] [%clk 0:25:51] } 9... Qb6 { [%eval 0.77] [%clk 0:20:15] } 10. Ra2 { [%eval 0.42] [%clk 0:25:31] } 10... Bd7 { [%eval 0.74] [%clk 0:18:41] } 11. f3 { [%eval 0.71] [%clk 0:24:55] } 11... h5 { [%eval 0.97] [%clk 0:18:26] } 12. Nge2 { [%eval 0.77] [%clk 0:24:39] } 12... a5 { [%eval 1.28] [%clk 0:18:23] } 13. Nf4 { [%eval 1.17] [%clk 0:24:30] } 13... Na6 { [%eval 1.4] [%clk 0:18:21] } 14. Nb5 { [%eval 1.02] [%clk 0:24:28] } 14... Nb4 { [%eval 1.4] [%clk 0:17:34] } 15. Ra3 { [%eval 1.56] [%clk 0:24:35] } 15... Bxb5? { [%eval 2.92] } { Mistake. O-O was best. } { [%clk 0:17:34] } 16. Bxb5+ { [%eval 2.3] [%clk 0:24:41] } 16... Nd7 { [%eval 2.41] [%clk 0:17:42] } 17. c3 { [%eval 2.54] [%clk 0:24:48] } 17... Na6 { [%eval 2.4] [%clk 0:17:13] } 18. Rb3?! { [%eval 1.66] } { Inaccuracy. Ne6 was best. } { [%clk 0:24:56] } 18... Qc7 { [%eval 2.21] [%clk 0:15:30] } 19. Ne6 { [%eval 2.19] [%clk 0:23:29] } 19... fxe6 { [%eval 2.47] [%clk 0:15:30] } 20. dxe6 { [%eval 2.29] [%clk 0:23:29] } 20... c4 { [%eval 4.58] [%clk 0:15:30] } 21. Bxd7+ { [%eval 4.8] [%clk 0:23:42] } 21... Kd8 { [%eval 5.77] [%clk 0:12:30] } 22. Rb5 { [%eval 5.74] [%clk 0:23:47] } 22... Nc5 { [%eval 5.99] [%clk 0:11:47] } 23. Bxc5 { [%eval 6.13] [%clk 0:23:43] } 23... dxc5 { [%eval 6.18] [%clk 0:11:55] } 24. Rxb7 { [%eval 6.06] [%clk 0:23:33] } 24... Qg3+ { [%eval 6.47] [%clk 0:11:39] } 25. Kf1 { [%eval 6.45] [%clk 0:23:41] } 25... Bh6 { [%eval 6.06] [%clk 0:11:14] } 26. Qd5 { [%eval 6.14] [%clk 0:23:48] } 26... Qd6 { [%eval 6.27] [%clk 0:10:07] } 27. Qxd6 { [%eval 6.29] [%clk 0:23:55] } 27... exd6 { [%eval 6.1] [%clk 0:10:15] } 28. Bc6 { [%eval 5.97] [%clk 0:24:04] } 28... Kc8 { [%eval 5.8] [%clk 0:09:09] } 29. e7 { [%eval 5.53] [%clk 0:24:06] } 29... Ra6 { [%eval 5.44] [%clk 0:08:16] } 30. Bd5 { [%eval 5.64] [%clk 0:24:14] } 30... Ra8 { [%eval 5.92] [%clk 0:03:58] } 31. g4 { [%eval 5.69] [%clk 0:24:16] } 31... Rb8 { [%eval 6.05] [%clk 0:03:57] } 32. Rxb8+ { [%eval 6.33] [%clk 0:24:23] } 32... Kxb8 { [%eval 6.04] [%clk 0:04:06] } 33. Bf7 { [%eval 6.23] [%clk 0:24:32] } 1-0