Event: Round 5: Momchil Petkov - Maksim Chigaev
Date: 2023-11-05
White: Momchil Petkov
WhiteTitle: GM
WhiteElo: 2425
Black: Maksim Chigaev
BlackTitle: GM
BlackElo: 2592
Result: 0-1
ECO: A48
Opening: East Indian Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:15:07] } 1... Nf6 { [%eval 0.28] [%clk 0:15:08] } 2. Nf3 { [%eval 0.12] [%clk 0:15:10] } 2... g6 { [%eval 0.21] [%clk 0:15:10] } 3. Nbd2 { [%eval 0.05] [%clk 0:15:13] } 3... Bg7 { [%eval 0.27] [%clk 0:14:45] } 4. e4 { [%eval 0.28] [%clk 0:15:15] } 4... d6 { [%eval 0.42] [%clk 0:14:29] } 5. Bb5+ { [%eval 0.21] [%clk 0:15:17] } 5... Nfd7 { [%eval 0.42] [%clk 0:14:23] } 6. O-O { [%eval 0.41] [%clk 0:15:05] } 6... O-O { [%eval 0.51] [%clk 0:14:24] } 7. Re1 { [%eval 0.5] [%clk 0:14:32] } 7... c5 { [%eval 0.65] [%clk 0:11:34] } 8. c3 { [%eval 0.58] [%clk 0:14:06] } 8... Nc6 { [%eval 0.75] [%clk 0:11:10] } 9. Nb3 { [%eval 0.57] [%clk 0:12:56] } 9... cxd4 { [%eval 0.53] [%clk 0:09:51] } 10. cxd4 { [%eval 0.4] [%clk 0:12:57] } 10... a6 { [%eval 0.73] [%clk 0:09:40] } 11. Bf1 { [%eval 0.79] [%clk 0:10:33] } 11... e5 { [%eval 0.73] [%clk 0:05:40] } 12. Bg5 { [%eval 0.75] [%clk 0:09:39] } 12... Nf6 { [%eval 0.86] [%clk 0:05:10] } 13. d5 { [%eval 0.85] [%clk 0:08:39] } 13... Ne7 { [%eval 0.85] [%clk 0:05:07] } 14. Rc1 { [%eval 0.49] [%clk 0:05:52] } 14... Bd7 { [%eval 0.72] [%clk 0:04:07] } 15. Qd2 { [%eval 0.48] [%clk 0:05:45] } 15... a5 { [%eval 0.46] [%clk 0:04:10] } 16. Qe3 { [%eval 0.15] [%clk 0:04:20] } 16... Ng4 { [%eval 0.59] [%clk 0:03:45] } 17. Qc3 { [%eval 0.05] [%clk 0:04:24] } 17... f6 { [%eval 0.1] [%clk 0:01:58] } 18. Bd2 { [%eval 0.0] [%clk 0:02:50] } 18... f5 { [%eval 0.02] [%clk 0:00:54] } 19. exf5 { [%eval -0.27] [%clk 0:01:04] } 19... Nxf5?! { [%eval 0.4] } { Inaccuracy. e4 was best. } { [%clk 0:00:29] } 20. Qc7 { [%eval 0.37] [%clk 0:00:47] } 20... b6 { [%eval 0.4] [%clk 0:00:33] } 21. h3 { [%eval 0.17] [%clk 0:00:19] } 21... Nf6 { [%eval 0.18] [%clk 0:00:33] } 22. g4?! { [%eval -0.41] } { Inaccuracy. Bg5 was best. } { [%clk 0:00:10] } 22... e4? { [%eval 0.74] } { Mistake. a4 was best. } { [%clk 0:00:11] } 23. Ng5 { [%eval 0.25] [%clk 0:00:10] } 23... Nh4 { [%eval 0.3] [%clk 0:00:15] } 24. Qxd8 { [%eval 0.39] [%clk 0:00:07] } 24... Raxd8 { [%eval 0.41] [%clk 0:00:19] } 25. Be3?! { [%eval -0.36] } { Inaccuracy. Be2 was best. } { [%clk 0:00:07] } 25... h6 { [%eval -0.28] [%clk 0:00:18] } 26. Ne6 { [%eval -0.3] [%clk 0:00:11] } 26... Nf3+ { [%eval -0.42] [%clk 0:00:17] } 27. Kh1 { [%eval -0.13] [%clk 0:00:12] } 27... Nxe1 { [%eval -0.35] [%clk 0:00:14] } 28. Nxf8 { [%eval -0.54] [%clk 0:00:09] } 28... Kxf8 { [%eval -0.69] [%clk 0:00:17] } 29. Bxb6 { [%eval -0.69] [%clk 0:00:06] } 29... Rb8 { [%eval -0.6] [%clk 0:00:11] } 30. Bc7 { [%eval -0.48] [%clk 0:00:10] } 30... Rc8?? { [%eval 1.77] } { Blunder. Rxb3 was best. } { [%clk 0:00:15] } 31. Bxd6+ { [%eval 1.81] [%clk 0:00:14] } 31... Kf7 { [%eval 1.78] [%clk 0:00:18] } 32. Rxe1 { [%eval 1.87] [%clk 0:00:18] } 32... Rc2 { [%eval 1.91] [%clk 0:00:12] } 33. Re2 { [%eval 1.82] [%clk 0:00:13] } 33... Rc8 { [%eval 2.01] [%clk 0:00:16] } 34. Rd2?? { [%eval 0.0] } { Blunder. Bg2 was best. } { [%clk 0:00:09] } 34... e3 { [%eval 0.0] [%clk 0:00:16] } 35. fxe3? { [%eval -1.28] } { Mistake. Rd4 was best. } { [%clk 0:00:10] } 35... Ne4 { [%eval -1.18] [%clk 0:00:21] } 36. Re2?! { [%eval -2.0] } { Inaccuracy. Ba6 was best. } { [%clk 0:00:06] } 36... Nxd6 { [%eval -2.01] [%clk 0:00:22] } 37. Rf2+ { [%eval -2.41] [%clk 0:00:09] } 37... Ke7 { [%eval -1.97] [%clk 0:00:24] } 38. Nxa5 { [%eval -2.09] [%clk 0:00:11] } 38... Rc1?! { [%eval -1.36] } { Inaccuracy. Ne4 was best. } { [%clk 0:00:13] } 39. Kg2 { [%eval -1.42] [%clk 0:00:07] } 39... Ne4 { [%eval -1.42] [%clk 0:00:16] } 40. Rf4 { [%eval -1.33] [%clk 0:00:11] } 40... Rc2+ { [%eval -1.35] [%clk 0:00:11] } 41. Kg1 { [%eval -1.32] [%clk 0:00:15] } 41... Nd6 { [%eval -1.37] [%clk 0:00:10] } 42. Bd3 { [%eval -1.38] [%clk 0:00:12] } 42... Rc1+ { [%eval -0.99] [%clk 0:00:08] } 43. Kg2?! { [%eval -1.9] } { Inaccuracy. Rf1 was best. } { [%clk 0:00:14] } 43... g5 { [%eval -1.9] [%clk 0:00:12] } 44. Rf2 { [%eval -2.04] [%clk 0:00:13] } 44... Rd1 { [%eval -1.99] [%clk 0:00:10] } 45. Bc2?! { [%eval -2.98] } { Inaccuracy. Bc4 was best. } { [%clk 0:00:06] } 45... Rxd5 { [%eval -2.95] [%clk 0:00:13] } 46. b4 { [%eval -3.0] [%clk 0:00:09] } 46... Re5 { [%eval -2.84] [%clk 0:00:07] } 47. Rf3 { [%eval -2.76] [%clk 0:00:06] } 47... Rb5 { [%eval -2.76] [%clk 0:00:09] } 48. a3 { [%eval -2.73] [%clk 0:00:09] } 48... Rb8 { [%eval -2.57] [%clk 0:00:13] } 49. e4 { [%eval -2.68] [%clk 0:00:13] } 49... Rc8 { [%eval -2.93] [%clk 0:00:16] } 50. Bd3 { [%eval -3.36] [%clk 0:00:15] } 50... Rc3 { [%eval -3.28] [%clk 0:00:16] } 51. Bb1 { [%eval -3.58] [%clk 0:00:14] } 51... Rc1 { [%eval -3.46] [%clk 0:00:15] } 52. Rf1 { [%eval -3.68] [%clk 0:00:10] } 52... Rxf1 { [%eval -3.61] [%clk 0:00:18] } 53. Kxf1 { [%eval -3.7] [%clk 0:00:13] } 53... Bb2 { [%eval -3.52] [%clk 0:00:21] } 54. e5 { [%eval -3.97] [%clk 0:00:07] } 54... Bxe5 { [%eval -3.97] [%clk 0:00:24] } 55. Bc2 { [%eval -4.0] [%clk 0:00:06] } 55... Bb2 { [%eval -4.17] [%clk 0:00:26] } 56. a4 { [%eval -4.29] [%clk 0:00:09] } 56... Bc3 { [%eval -4.1] [%clk 0:00:30] } 57. Nb3 { [%eval -4.19] [%clk 0:00:09] } 57... Bxa4 { [%eval -4.23] [%clk 0:00:32] } 0-1