Event: VELAMMAL HOSPITAL PRESENTS ATHENS OF THE EAST 3rd GRAND MASTER CHESS TOURNAMENT (Category-A)
Site: Madurai, India
Date: 2023-12-30
White: Fedorov, Alexei
WhiteTitle: GM
WhiteElo: 2454
Black: Nguyen, Duc Hoa
BlackTitle: GM
BlackElo: 2335
Result: 1/2-1/2
ECO: B40
Opening: Sicilian Defense: Four Knights Variation
Variant: Standard
TimeControl: 90 min + 30 sec incre

1. e4 { [%eval 0.2] [%clk 1:30:56] } 1... c5 { [%eval 0.33] [%clk 1:30:44] } 2. Nf3 { [%eval 0.25] [%clk 1:31:20] } 2... Nc6 { [%eval 0.29] [%clk 1:30:35] } 3. d4 { [%eval 0.33] [%clk 1:31:31] } 3... cxd4 { [%eval 0.38] [%clk 1:30:55] } 4. Nxd4 { [%eval 0.29] [%clk 1:31:57] } 4... Nf6 { [%eval 0.36] [%clk 1:28:48] } 5. Nc3 { [%eval 0.32] [%clk 1:32:22] } 5... e6 { [%eval 0.43] [%clk 1:28:56] } 6. a3 { [%eval 0.05] [%clk 1:28:10] } 6... Qc7 { [%eval 0.47] [%clk 1:26:41] } 7. Ndb5 { [%eval 0.32] [%clk 1:23:32] } 7... Qb8 { [%eval 0.27] [%clk 1:26:49] } 8. Be3 { [%eval 0.3] [%clk 1:23:58] } 8... Be7 { [%eval 0.47] [%clk 1:26:35] } 9. Qf3 { [%eval 0.05] [%clk 1:17:16] } 9... a6 { [%eval 0.15] [%clk 1:25:07] } 10. Nd4 { [%eval 0.1] [%clk 1:17:43] } 10... O-O { [%eval 0.13] [%clk 1:24:13] } 11. O-O-O?! { [%eval -0.68] } { Inaccuracy. Be2 was best. } { [%clk 1:17:36] } 11... b5 { [%eval -0.56] [%clk 1:13:14] } 12. Nxc6 { [%eval -0.57] [%clk 1:05:15] } 12... dxc6 { [%eval -0.66] [%clk 1:13:38] } 13. g4 { [%eval -0.74] [%clk 1:05:33] } 13... a5?! { [%eval 0.06] } { Inaccuracy. e5 was best. } { [%clk 1:12:22] } 14. g5 { [%eval -0.17] [%clk 1:04:24] } 14... Nd7 { [%eval -0.11] [%clk 1:11:35] } 15. Qg3 { [%eval 0.13] [%clk 0:58:24] } 15... e5 { [%eval 0.26] [%clk 1:09:12] } 16. f3? { [%eval -1.34] } { Mistake. h4 was best. } { [%clk 0:53:35] } 16... b4?! { [%eval -0.55] } { Inaccuracy. Nb6 was best. } { [%clk 1:05:37] } 17. Na4 { [%eval -0.81] [%clk 0:52:39] } 17... bxa3 { [%eval -0.57] [%clk 1:04:10] } 18. b3 { [%eval -0.56] [%clk 0:52:40] } 18... Qb4? { [%eval 0.9] } { Mistake. Rd8 was best. } { [%clk 1:03:14] } 19. Bc4 { [%eval 0.86] [%clk 0:51:00] } 19... Rb8 { [%eval 1.07] [%clk 1:02:03] } 20. c3 { [%eval 1.06] [%clk 0:50:25] } 20... a2 { [%eval 0.93] [%clk 0:56:11] } 21. cxb4 { [%eval 0.96] [%clk 0:48:48] } 21... a1=Q+ { [%eval 1.06] [%clk 0:56:00] } 22. Kc2 { [%eval 0.92] [%clk 0:49:16] } 22... Qa3 { [%eval 0.95] [%clk 0:54:53] } 23. Bc1 { [%eval 1.06] [%clk 0:30:04] } 23... Qxb4?! { [%eval 1.67] } { Inaccuracy. Qa2+ was best. } { [%clk 0:48:24] } 24. Bb2 { [%eval 1.79] [%clk 0:28:35] } 24... Kh8?? { [%eval 3.93] } { Blunder. Rb5 was best. } { [%clk 0:28:21] } 25. Bc3 { [%eval 3.9] [%clk 0:27:35] } 25... Qa3 { [%eval 2.36] [%clk 0:28:04] } 26. Rxd7 { [%eval 3.86] [%clk 0:26:12] } 26... Bxd7 { [%eval 2.83] [%clk 0:25:18] } 27. Ra1 { [%eval 4.04] [%clk 0:26:02] } 27... Qd6 { [%eval 2.98] [%clk 0:22:31] } 28. Rd1 { [%eval 3.0] [%clk 0:24:50] } 28... Qg6 { [%eval 2.69] [%clk 0:21:39] } 29. Rxd7 { [%eval 2.73] [%clk 0:24:49] } 29... Bxg5 { [%eval 2.75] [%clk 0:21:58] } 30. Qxe5?! { [%eval 1.83] } { Inaccuracy. Nc5 was best. } { [%clk 0:20:21] } 30... Bf6 { [%eval 1.9] [%clk 0:20:30] } 31. Qg3 { [%eval 1.76] [%clk 0:20:20] } 31... Bxc3?! { [%eval 2.67] } { Inaccuracy. Qxg3 was best. } { [%clk 0:20:42] } 32. Nxc3?! { [%eval 1.88] } { Inaccuracy. Qxg6 was best. } { [%clk 0:20:45] } 32... Qf6 { [%eval 2.25] [%clk 0:18:20] } 33. Rd6 { [%eval 2.43] [%clk 0:15:57] } 33... Qe7 { [%eval 2.46] [%clk 0:18:34] } 34. Rxc6 { [%eval 2.48] [%clk 0:15:46] } 34... Rbc8 { [%eval 2.26] [%clk 0:18:30] } 35. Rxc8 { [%eval 1.98] [%clk 0:13:03] } 35... Rxc8 { [%eval 2.2] [%clk 0:18:55] } 36. e5 { [%eval 2.42] [%clk 0:12:14] } 36... Qd7 { [%eval 2.59] [%clk 0:18:35] } 37. Qf4 { [%eval 2.38] [%clk 0:11:47] } 37... Qc7?? { [%eval 4.86] } { Blunder. Rd8 was best. } { [%clk 0:18:19] } 38. Nb5 { [%eval 4.7] [%clk 0:11:29] } 38... Qc5 { [%eval 4.7] [%clk 0:11:59] } 39. Nd6 { [%eval 4.8] [%clk 0:11:25] } 39... Rb8?! { [%eval 6.75] } { Inaccuracy. Qf2+ was best. } { [%clk 0:11:25] } 40. Nxf7+ { [%eval 6.67] [%clk 0:10:30] } 40... Kg8 { [%eval 6.75] [%clk 0:11:53] } 41. Qh4?! { [%eval 4.33] } { Inaccuracy. Nd6+ was best. } { [%clk 0:05:23] } 41... Kf8 { [%eval 5.18] [%clk 0:10:19] } 42. Ng5?! { [%eval 3.6] } { Inaccuracy. Qf4 was best. } { [%clk 0:05:38] } 42... Qxe5 { [%eval 3.64] [%clk 0:10:34] } 43. Ne6+ { [%eval 3.54] [%clk 0:04:14] } 43... Ke8 { [%eval 3.51] [%clk 0:10:44] } 44. Qxh7 { [%eval 3.6] [%clk 0:04:28] } 44... a4 { [%eval 3.46] [%clk 0:09:53] } 45. Nxg7+ { [%eval 3.72] [%clk 0:04:22] } 45... Kd7 { [%eval 3.79] [%clk 0:09:53] } 46. Nf5+?! { [%eval 2.41] } { Inaccuracy. Ne6+ was best. } { [%clk 0:02:10] } 46... Kc6 { [%eval 2.23] [%clk 0:10:07] } 47. Qh6+ { [%eval 2.16] [%clk 0:01:52] } 47... Kc5 { [%eval 1.99] [%clk 0:10:13] } 48. Qe3+ { [%eval 1.8] [%clk 0:01:38] } 48... Qxe3 { [%eval 1.72] [%clk 0:10:39] } 49. Nxe3 { [%eval 1.57] [%clk 0:02:07] } 49... Rf8 { [%eval 2.03] [%clk 0:10:29] } 50. bxa4 { [%eval 1.83] [%clk 0:01:00] } 50... Rxf3 { [%eval 2.12] [%clk 0:09:26] } 51. Kd3?? { [%eval 0.0] } { Blunder. Nf1 was best. } { [%clk 0:01:25] } 51... Rh3 { [%eval 0.0] [%clk 0:09:43] } 52. a5 { [%eval 0.0] [%clk 0:01:29] } 52... Rxh2 { [%eval 0.0] [%clk 0:09:48] } 53. a6 { [%eval 0.0] [%clk 0:01:49] } 53... Rh7 { [%eval 0.0] [%clk 0:09:36] } 54. Kc3 { [%eval 0.0] [%clk 0:01:22] } 54... Rh3 { [%eval 0.0] [%clk 0:09:50] } 55. Kd2 { [%eval 0.0] [%clk 0:01:36] } 55... Rh2+ { [%eval 0.0] [%clk 0:07:53] } 56. Be2 { [%eval 0.0] [%clk 0:02:00] } 56... Rxe2+ { [%eval 0.0] [%clk 0:08:15] } 1/2-1/2