Event: Round 1: Balmond, Tom - Siva Mahadevan
Date: 2025-03-01
White: Balmond, Tom
WhiteElo: 1704
Black: Siva Mahadevan
BlackTitle: IM
BlackElo: 2248
Result: 1-0
ECO: B00
Opening: Nimzowitsch Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... Nc6 { [%eval 0.3] [%clk 0:15:15] } 2. Nc3 { [%eval 0.09] [%clk 0:15:19] } 2... d6 { [%eval 0.61] [%clk 0:15:11] } 3. d4 { [%eval 0.5] [%clk 0:15:25] } 3... Nf6 { [%eval 0.64] [%clk 0:15:18] } 4. Nf3 { [%eval 0.51] [%clk 0:15:15] } 4... Bg4 { [%eval 0.67] [%clk 0:15:23] } 5. Be2 { [%eval 0.62] [%clk 0:15:23] } 5... e6 { [%eval 0.88] [%clk 0:15:24] } 6. Bg5?! { [%eval 0.31] } { Inaccuracy. d5 was best. } { [%clk 0:15:00] } 6... Be7 { [%eval 0.33] [%clk 0:15:31] } 7. Qd2 { [%eval 0.29] [%clk 0:14:50] } 7... h6 { [%eval 0.25] [%clk 0:15:38] } 8. Be3 { [%eval 0.33] [%clk 0:14:36] } 8... d5 { [%eval 0.33] [%clk 0:15:41] } 9. e5 { [%eval 0.31] [%clk 0:14:32] } 9... Ne4 { [%eval 0.26] [%clk 0:15:42] } 10. Nxe4 { [%eval 0.24] [%clk 0:14:22] } 10... dxe4 { [%eval 0.3] [%clk 0:15:50] } 11. Ng1 { [%eval 0.34] [%clk 0:14:27] } 11... Bf5 { [%eval 0.35] [%clk 0:15:56] } 12. a3 { [%eval 0.27] [%clk 0:14:04] } 12... Qd7 { [%eval 0.49] [%clk 0:16:00] } 13. O-O-O { [%eval 0.5] [%clk 0:12:56] } 13... b5?? { [%eval 2.86] } { Blunder. a6 was best. } { [%clk 0:15:02] } 14. Bxb5 { [%eval 2.9] [%clk 0:12:00] } 14... Rb8 { [%eval 2.98] [%clk 0:15:10] } 15. Ba4 { [%eval 3.05] [%clk 0:11:18] } 15... Qd5 { [%eval 3.1] [%clk 0:15:18] } 16. Qc3 { [%eval 2.96] [%clk 0:09:51] } 16... Rb6 { [%eval 2.94] [%clk 0:15:26] } 17. Ne2 { [%eval 2.54] [%clk 0:08:55] } 17... g5?! { [%eval 3.54] } { Inaccuracy. O-O was best. } { [%clk 0:14:38] } 18. Bb3 { [%eval 3.71] [%clk 0:06:40] } 18... Qb5?! { [%eval 4.83] } { Inaccuracy. Rxb3 was best. } { [%clk 0:14:46] } 19. d5 { [%eval 4.7] [%clk 0:05:54] } 19... Na5 { [%eval 5.47] [%clk 0:12:53] } 20. Bxb6 { [%eval 4.54] [%clk 0:05:54] } 20... axb6 { [%eval 5.11] [%clk 0:13:01] } 21. d6 { [%eval 5.02] [%clk 0:04:48] } 21... Nxb3+ { [%eval 5.28] [%clk 0:12:48] } 22. cxb3 { [%eval 5.27] [%clk 0:04:53] } 22... cxd6 { [%eval 5.43] [%clk 0:11:22] } 23. exd6 { [%eval 5.32] [%clk 0:04:42] } 23... e5 { [%eval 6.23] [%clk 0:11:29] } 24. dxe7 { [%eval 6.26] [%clk 0:04:33] } 24... Kxe7 { [%eval 6.15] [%clk 0:11:35] } 25. Qb4+?! { [%eval 4.52] } { Inaccuracy. Qc7+ was best. } { [%clk 0:04:03] } 25... Qxb4 { [%eval 4.55] [%clk 0:11:42] } 26. axb4 { [%eval 4.41] [%clk 0:04:12] } 26... Be6 { [%eval 4.6] [%clk 0:11:49] } 27. Nc3 { [%eval 4.67] [%clk 0:04:08] } 27... Bxb3 { [%eval 4.48] [%clk 0:11:56] } 28. Rd2 { [%eval 4.6] [%clk 0:03:53] } 28... Ra8 { [%eval 4.73] [%clk 0:11:59] } 29. Rc2?! { [%eval 3.63] } { Inaccuracy. Kb1 was best. } { [%clk 0:03:00] } 29... f5 { [%eval 3.89] [%clk 0:11:27] } 30. Rd1 { [%eval 3.87] [%clk 0:02:21] } 30... Ke6 { [%eval 4.72] [%clk 0:10:01] } 31. Nb5 { [%eval 4.55] [%clk 0:01:47] } 31... Ra1+ { [%eval 4.58] [%clk 0:09:09] } 32. Kd2 { [%eval 4.43] [%clk 0:01:53] } 32... Ra4?! { [%eval 5.63] } { Inaccuracy. Rxd1+ was best. } { [%clk 0:08:48] } 33. Rc6+ { [%eval 5.55] [%clk 0:01:32] } 33... Ke7 { [%eval 5.5] [%clk 0:08:54] } 34. Rdc1 { [%eval 5.95] [%clk 0:01:12] } 34... Rxb4 { [%eval 5.85] [%clk 0:08:55] } 35. Rxb6 { [%eval 5.84] [%clk 0:01:14] } 35... Bc4 { [%eval 5.65] [%clk 0:08:12] } 36. Rb7+ { [%eval 5.52] [%clk 0:00:58] } 36... Kf6 { [%eval 5.76] [%clk 0:08:13] } 37. Nd6 { [%eval 5.73] [%clk 0:00:40] } 37... Rxb7 { [%eval 5.59] [%clk 0:08:20] } 38. Nxb7 { [%eval 5.43] [%clk 0:00:48] } 38... Bd5 { [%eval 5.36] [%clk 0:08:27] } 39. Nc5 { [%eval 5.46] [%clk 0:00:53] } 39... f4 { [%eval 5.57] [%clk 0:08:35] } 40. b4 { [%eval 5.45] [%clk 0:00:53] } 40... e3+ { [%eval 6.02] [%clk 0:08:37] } 41. fxe3 { [%eval 5.69] [%clk 0:00:55] } 41... Bxg2 { [%eval 5.58] [%clk 0:08:45] } 42. exf4 { [%eval 5.53] [%clk 0:00:42] } 42... gxf4 { [%eval 5.86] [%clk 0:08:52] } 43. b5 { [%eval 5.72] [%clk 0:00:42] } 43... e4?! { [%eval 8.3] } { Inaccuracy. Ke7 was best. } { [%clk 0:08:53] } 44. b6 { [%eval 57.12] [%clk 0:00:43] } 44... e3+ { [%eval 10.96] [%clk 0:08:53] } 45. Ke2 { [%eval 9.95] [%clk 0:00:51] } 45... Ke5? { [%eval #22] } { Checkmate is now unavoidable. Kg7 was best. } { [%clk 0:08:24] } 46. b7 { [%eval 8.98] [%clk 0:00:53] } 46... Kd5 { [%clk 0:08:01] } 1-0