Event: Round 6: Shaashwath Sivakumar - Roberto Calderin
Date: 2023-12-29
White: Shaashwath Sivakumar
Black: Roberto Calderin
BlackTitle: IM
Result: 1-0
ECO: A42
Opening: Modern Defense: Kotov Variation
Variant: Standard

1. d4 { [%eval 0.13] [%clk 1:30:58] } 1... g6?! { [%eval 0.68] } { Inaccuracy. Nf6 was best. } { [%clk 1:30:55] } 2. c4 { [%eval 0.25] [%clk 1:31:17] } 2... Bg7 { [%eval 0.65] [%clk 1:31:24] } 3. e4 { [%eval 0.64] [%clk 1:31:36] } 3... d6 { [%eval 0.76] [%clk 1:31:48] } 4. Nc3 { [%eval 0.43] [%clk 1:31:55] } 4... Nc6?! { [%eval 1.11] } { Inaccuracy. Nf6 was best. } { [%clk 1:32:12] } 5. Nge2?! { [%eval 0.54] } { Inaccuracy. d5 was best. } { [%clk 1:32:18] } 5... e5 { [%eval 0.63] [%clk 1:32:37] } 6. d5 { [%eval 0.6] [%clk 1:32:42] } 6... Nce7 { [%eval 0.6] [%clk 1:33:01] } 7. Ng3 { [%eval 0.7] [%clk 1:32:41] } 7... f5 { [%eval 0.62] [%clk 1:23:21] } 8. exf5 { [%eval 0.66] [%clk 1:32:52] } 8... Nxf5 { [%eval 0.65] [%clk 1:23:48] } 9. Bd3 { [%eval 0.66] [%clk 1:32:08] } 9... Nge7 { [%eval 0.7] [%clk 1:23:19] } 10. Bg5 { [%eval 0.77] [%clk 1:27:25] } 10... O-O { [%eval 0.64] [%clk 1:20:33] } 11. Qd2 { [%eval 0.6] [%clk 1:26:45] } 11... c6 { [%eval 1.01] [%clk 1:08:41] } 12. Be4 { [%eval 0.68] [%clk 1:14:27] } 12... c5 { [%eval 0.72] [%clk 1:08:56] } 13. h4 { [%eval 0.6] [%clk 1:09:36] } 13... Nxg3 { [%eval 0.6] [%clk 1:05:52] } 14. fxg3 { [%eval 0.65] [%clk 1:09:59] } 14... Bg4 { [%eval 0.7] [%clk 1:06:16] } 15. Nd1 { [%eval 0.43] [%clk 1:07:17] } 15... Bxd1 { [%eval 0.47] [%clk 1:03:43] } 16. Rxd1 { [%eval 0.64] [%clk 1:05:59] } 16... Qd7 { [%eval 0.63] [%clk 1:03:48] } 17. Qd3 { [%eval 0.22] [%clk 1:00:30] } 17... Nf5 { [%eval 0.19] [%clk 1:01:19] } 18. O-O { [%eval 0.28] [%clk 1:00:37] } 18... h6?! { [%eval 1.33] } { Inaccuracy. Nd4 was best. } { [%clk 1:00:57] } 19. Bd2 { [%eval 1.38] [%clk 1:00:06] } 19... h5 { [%eval 1.42] [%clk 1:01:07] } 20. Rf2 { [%eval 1.38] [%clk 0:37:31] } 20... Rf7 { [%eval 1.52] [%clk 0:59:44] } 21. Rdf1 { [%eval 1.55] [%clk 0:35:21] } 21... Raf8 { [%eval 1.59] [%clk 1:00:03] } 22. a3 { [%eval 1.13] [%clk 0:35:23] } 22... Qe8 { [%eval 1.54] [%clk 0:41:33] } 23. Bg5 { [%eval 1.47] [%clk 0:32:15] } 23... Qd7 { [%eval 1.43] [%clk 0:41:08] } 24. b3 { [%eval 1.38] [%clk 0:25:19] } 24... a6 { [%eval 1.37] [%clk 0:39:28] } 25. b4 { [%eval 1.66] [%clk 0:23:33] } 25... b6 { [%eval 1.72] [%clk 0:38:35] } 26. bxc5 { [%eval 2.33] [%clk 0:23:59] } 26... bxc5 { [%eval 2.42] [%clk 0:38:55] } 27. g4 { [%eval 1.82] [%clk 0:17:53] } 27... hxg4 { [%eval 2.08] [%clk 0:37:16] } 28. h5 { [%eval 2.53] [%clk 0:18:17] } 28... g3 { [%eval 2.36] [%clk 0:36:32] } 29. Rf3 { [%eval 2.68] [%clk 0:18:45] } 29... Nd4 { [%eval 3.25] [%clk 0:36:20] } 30. Rxf7 { [%eval 3.32] [%clk 0:19:11] } 30... Rxf7 { [%eval 3.25] [%clk 0:36:48] } 31. Bxg6 { [%eval 3.18] [%clk 0:19:24] } 31... Rf4?! { [%eval 4.97] } { Inaccuracy. Rf2 was best. } { [%clk 0:17:01] } 32. h6?? { [%eval 0.19] } { Blunder. Bxf4 was best. } { [%clk 0:19:17] } 32... Bxh6?? { [%eval 5.5] } { Blunder. e4 was best. } { [%clk 0:14:44] } 33. Rxf4?! { [%eval 3.82] } { Inaccuracy. Bxh6 was best. } { [%clk 0:13:20] } 33... exf4?! { [%eval 5.53] } { Inaccuracy. Bxg5 was best. } { [%clk 0:15:04] } 34. Bxh6 { [%eval 5.52] [%clk 0:13:47] } 34... Qg4 { [%eval 5.56] [%clk 0:14:58] } 35. Qb1 { [%eval 5.83] [%clk 0:14:04] } 35... Nb5 { [%eval 5.59] [%clk 0:14:33] } 36. cxb5 { [%eval 7.47] [%clk 0:13:46] } 36... Qh4? { [%eval #9] } { Checkmate is now unavoidable. f3 was best. } { [%clk 0:14:23] } 37. Qe4?? { [%eval 6.33] } { Lost forced checkmate sequence. Bh7+ was best. } { [%clk 0:12:19] } 1-0