Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Ondozi, Murtez
WhiteTitle: FM
WhiteElo: 2335
Black: Ritviz, Parab
BlackTitle: IM
BlackElo: 2261
Result: 1-0
ECO: D07
Opening: Queen's Gambit Declined: Chigorin Defense, Main Line
Variant: Standard
TimeControl: 3' + 2''/mv from move 1

1. d4 { [%eval 0.16] [%clk 0:03:03] } 1... d5 { [%eval 0.24] [%clk 0:03:01] } 2. Nf3 { [%eval 0.2] [%clk 0:03:03] } 2... Nc6 { [%eval 0.47] [%clk 0:03:00] } 3. c4 { [%eval 0.43] [%clk 0:03:03] } 3... Bg4 { [%eval 0.5] [%clk 0:03:00] } 4. cxd5 { [%eval 0.64] [%clk 0:02:58] } 4... Bxf3 { [%eval 0.59] [%clk 0:03:00] } 5. dxc6 { [%eval 0.11] [%clk 0:02:29] } 5... Bxc6 { [%eval 0.08] [%clk 0:02:59] } 6. Nc3 { [%eval 0.01] [%clk 0:02:30] } 6... Nf6 { [%eval 0.08] [%clk 0:02:48] } 7. f3 { [%eval 0.1] [%clk 0:02:28] } 7... b5?! { [%eval 1.15] } { Inaccuracy. e5 was best. } { [%clk 0:02:30] } 8. a3 { [%eval 0.76] [%clk 0:02:26] } 8... a5?! { [%eval 1.5] } { Inaccuracy. a6 was best. } { [%clk 0:02:10] } 9. e4 { [%eval 1.48] [%clk 0:02:24] } 9... b4 { [%eval 1.64] [%clk 0:02:10] } 10. d5 { [%eval 1.55] [%clk 0:02:01] } 10... Bd7 { [%eval 1.59] [%clk 0:01:29] } 11. Nb5 { [%eval 1.6] [%clk 0:01:55] } 11... e5 { [%eval 1.51] [%clk 0:00:54] } 12. dxe6 { [%eval 1.47] [%clk 0:01:51] } 12... Bxe6?! { [%eval 2.32] } { Inaccuracy. fxe6 was best. } { [%clk 0:00:46] } 13. Qxd8+?! { [%eval 1.61] } { Inaccuracy. Bf4 was best. } { [%clk 0:01:51] } 13... Kxd8 { [%eval 1.57] [%clk 0:00:47] } 14. Bf4 { [%eval 1.6] [%clk 0:01:52] } 14... c6 { [%eval 1.9] [%clk 0:00:10] } 15. Nc7 { [%eval 1.94] [%clk 0:01:49] } 15... Ra7 { [%eval 1.91] [%clk 0:00:11] } 16. Nxe6+ { [%eval 1.85] [%clk 0:01:48] } 16... fxe6 { [%eval 1.87] [%clk 0:00:11] } 17. Be3 { [%eval 1.58] [%clk 0:01:45] } 17... Rb7?! { [%eval 2.34] } { Inaccuracy. Ra8 was best. } { [%clk 0:00:09] } 18. a4 { [%eval 2.18] [%clk 0:01:45] } 18... Kc7 { [%eval 2.3] [%clk 0:00:05] } 19. Bc4 { [%eval 2.35] [%clk 0:01:45] } 19... e5 { [%eval 2.44] [%clk 0:00:05] } 20. Ke2 { [%eval 2.2] [%clk 0:01:37] } 20... Nd7 { [%eval 2.49] [%clk 0:00:04] } 21. b3?? { [%eval 0.38] } { Blunder. Rhd1 was best. } { [%clk 0:01:36] } 21... Bc5 { [%eval 0.4] [%clk 0:00:04] } 22. Rac1 { [%eval 0.03] [%clk 0:01:27] } 22... Bxe3 { [%eval 0.05] [%clk 0:00:04] } 23. Kxe3 { [%eval 0.09] [%clk 0:01:28] } 23... Kb6 { [%eval 0.06] [%clk 0:00:00] } 24. Rhd1 { [%eval 0.09] [%clk 0:01:26] } 24... Rc8 { [%eval 0.35] [%clk 0:00:05] } 25. Be6 { [%eval 0.48] [%clk 0:01:25] } 25... Rcc7 { [%eval 0.79] [%clk 0:00:06] } 26. g3 { [%eval 0.41] [%clk 0:01:21] } 26... Nc5 { [%eval 0.57] [%clk 0:00:07] } 27. Bc4?! { [%eval 0.0] } { Inaccuracy. Rd6 was best. } { [%clk 0:01:22] } 27... Rd7 { [%eval 0.0] [%clk 0:00:08] } 28. f4 { [%eval 0.0] [%clk 0:01:22] } 28... Re7 { [%eval 0.0] [%clk 0:00:08] } 29. f5 { [%eval -0.01] [%clk 0:01:22] } 29... Rbd7 { [%eval 0.0] [%clk 0:00:05] } 30. g4? { [%eval -1.64] } { Mistake. Kf3 was best. } { [%clk 0:01:23] } 30... Rxd1?? { [%eval 1.5] } { Blunder. Rd4 was best. } { [%clk 0:00:04] } 31. Rxd1 { [%eval 1.51] [%clk 0:01:24] } 31... Rd7?? { [%eval 3.92] } { Blunder. Kc7 was best. } { [%clk 0:00:05] } 32. Rxd7 { [%eval 4.18] [%clk 0:01:25] } 32... Nxd7 { [%eval 3.71] [%clk 0:00:06] } 33. g5 { [%eval 4.14] [%clk 0:01:26] } 33... Kc5 { [%eval 3.99] [%clk 0:00:06] } 34. Be6 { [%eval 4.62] [%clk 0:01:24] } 34... Nf8 { [%eval 4.62] [%clk 0:00:06] } 35. Bg8 { [%eval 4.21] [%clk 0:01:24] } 35... Kd6 { [%eval 3.89] [%clk 0:00:05] } 36. h4 { [%eval 3.67] [%clk 0:01:25] } 36... h6?! { [%eval 5.77] } { Inaccuracy. Ke7 was best. } { [%clk 0:00:04] } 37. Kd3?? { [%eval 0.0] } { Blunder. f6 was best. } { [%clk 0:01:25] } 37... hxg5 { [%eval 0.0] [%clk 0:00:04] } 38. hxg5 { [%eval 0.0] [%clk 0:01:26] } 38... Kc5 { [%eval 0.0] [%clk 0:00:04] } 39. Bf7 { [%eval 0.0] [%clk 0:01:26] } 39... Kd6 { [%eval 0.0] [%clk 0:00:05] } 40. Kc4 { [%eval 0.0] [%clk 0:01:27] } 40... Ke7 { [%eval 0.42] [%clk 0:00:05] } 41. Bg8 { [%eval 0.0] [%clk 0:01:15] } 41... Kd6 { [%eval 0.0] [%clk 0:00:06] } 42. Kd3 { [%eval 0.0] [%clk 0:01:13] } 42... Nd7 { [%eval 0.0] [%clk 0:00:06] } 43. Ke3 { [%eval 0.0] [%clk 0:01:13] } 43... Ke7 { [%eval 0.0] [%clk 0:00:06] } 44. Be6 { [%eval 0.0] [%clk 0:01:13] } 44... Nc5 { [%eval 0.0] [%clk 0:00:06] } 45. Bc4 { [%eval 0.0] [%clk 0:01:13] } 45... Kd6 { [%eval 0.0] [%clk 0:00:06] } 46. f6 { [%eval 0.0] [%clk 0:01:07] } 46... gxf6 { [%eval 0.0] [%clk 0:00:07] } 47. gxf6?? { [%eval -2.38] } { Blunder. g6 was best. } { [%clk 0:00:56] } 47... Nd7 { [%eval -2.17] [%clk 0:00:07] } 48. f7 { [%eval -2.21] [%clk 0:00:57] } 48... Ke7 { [%eval -1.85] [%clk 0:00:09] } 49. Kf3? { [%eval -3.69] } { Mistake. Ke2 was best. } { [%clk 0:00:50] } 49... Nf6?! { [%eval -2.37] } { Inaccuracy. Nb6 was best. } { [%clk 0:00:06] } 50. Be6 { [%eval -2.56] [%clk 0:00:44] } 50... c5?? { [%eval 0.0] } { Blunder. Nh7 was best. } { [%clk 0:00:06] } 51. Bc4 { [%eval 0.0] [%clk 0:00:42] } 51... Nh7 { [%eval 0.0] [%clk 0:00:03] } 52. Kg4 { [%eval 0.0] [%clk 0:00:43] } 52... Kf6 { [%eval 0.0] [%clk 0:00:04] } 53. Kh5 { [%eval 0.0] [%clk 0:00:41] } 53... Kg7 { [%eval 0.0] [%clk 0:00:05] } 54. Kg4 { [%eval 0.0] [%clk 0:00:40] } 54... Kg6 { [%eval 0.0] [%clk 0:00:06] } 55. Bd5 { [%eval 0.0] [%clk 0:00:40] } 55... Nf6+ { [%eval 0.0] [%clk 0:00:07] } 56. Kf3 { [%eval 0.0] [%clk 0:00:41] } 56... Nd7 { [%eval 0.0] [%clk 0:00:06] } 57. Ke2 { [%eval 0.0] [%clk 0:00:42] } 57... Kf6?? { [%eval 6.67] } { Blunder. Kg7 was best. } { [%clk 0:00:06] } 58. Kd3 { [%eval 6.31] [%clk 0:00:43] } 58... Ke7 { [%eval 6.17] [%clk 0:00:07] } 1-0