Event: Open
Site: Warsaw, Poland
Date: 2021-12-30
White: Cheparinov, Ivan
WhiteElo: 2594
Black: Sarana, Alexey
BlackElo: 2672
Result: 0-1
ECO: E04
Opening: Catalan Opening: Open Defense
Variant: Standard

1. d4 { [%eval 0.3] [%clk 0:03:03] } 1... Nf6 { [%eval 0.22] [%clk 0:03:04] } 2. c4 { [%eval 0.23] [%clk 0:03:04] } 2... e6 { [%eval 0.28] [%clk 0:03:05] } 3. Nf3 { [%eval 0.0] [%clk 0:03:05] } 3... d5 { [%eval 0.22] [%clk 0:03:06] } 4. g3 { [%eval 0.18] [%clk 0:03:06] } 4... c6 { [%eval 0.27] [%clk 0:03:06] } 5. Bg2 { [%eval 0.34] [%clk 0:03:06] } 5... dxc4 { [%eval 0.5] [%clk 0:03:07] } 6. Ne5 { [%eval 0.28] [%clk 0:03:05] } 6... Bb4+ { [%eval 0.29] [%clk 0:03:08] } 7. Nc3 { [%eval 0.0] [%clk 0:03:03] } 7... Nd5 { [%eval 0.06] [%clk 0:03:07] } 8. Bd2 { [%eval 0.11] [%clk 0:03:02] } 8... Nb6 { [%eval 0.41] [%clk 0:03:05] } 9. Nf3 { [%eval 0.37] [%clk 0:03:01] } 9... O-O { [%eval 0.19] [%clk 0:03:04] } 10. Qc2 { [%eval 0.32] [%clk 0:03:02] } 10... Be7 { [%eval 0.34] [%clk 0:03:01] } 11. O-O { [%eval 0.37] [%clk 0:02:34] } 11... Na6 { [%eval 0.57] [%clk 0:02:59] } 12. Rad1?! { [%eval 0.05] } { Inaccuracy. Rfd1 was best. } { [%clk 0:02:31] } 12... Nb4 { [%eval 0.14] [%clk 0:02:59] } 13. Qb1 { [%eval 0.04] [%clk 0:02:31] } 13... N6d5 { [%eval 0.47] [%clk 0:02:41] } 14. Ne4 { [%eval 0.0] [%clk 0:02:29] } 14... f5?! { [%eval 1.01] } { Inaccuracy. f6 was best. } { [%clk 0:02:37] } 15. Nc3 { [%eval 0.59] [%clk 0:02:19] } 15... b5 { [%eval 0.77] [%clk 0:02:36] } 16. Ne5 { [%eval 0.27] [%clk 0:02:13] } 16... Bb7? { [%eval 1.56] } { Mistake. Bd6 was best. } { [%clk 0:02:32] } 17. a3 { [%eval 1.32] [%clk 0:02:09] } 17... Nxc3 { [%eval 1.31] [%clk 0:02:32] } 18. bxc3 { [%eval 1.3] [%clk 0:02:10] } 18... Nd5 { [%eval 1.08] [%clk 0:02:32] } 19. Nxc4 { [%eval 1.15] [%clk 0:02:02] } 19... Rb8 { [%eval 1.1] [%clk 0:01:49] } 20. Ne5 { [%eval 1.28] [%clk 0:02:02] } 20... Bxa3 { [%eval 1.52] [%clk 0:01:39] } 21. e4 { [%eval 1.08] [%clk 0:01:59] } 21... fxe4 { [%eval 1.11] [%clk 0:01:38] } 22. Bxe4 { [%eval 1.22] [%clk 0:02:00] } 22... Nf6 { [%eval 1.24] [%clk 0:01:36] } 23. Bxc6 { [%eval 1.12] [%clk 0:01:57] } 23... Bd6 { [%eval 1.06] [%clk 0:01:31] } 24. Qxb5 { [%eval 1.08] [%clk 0:01:52] } 24... Qc8 { [%eval 1.02] [%clk 0:01:07] } 25. Bxb7 { [%eval 1.01] [%clk 0:01:50] } 25... Rxb7 { [%eval 1.27] [%clk 0:01:08] } 26. Qa6?! { [%eval 0.44] } { Inaccuracy. Qe2 was best. } { [%clk 0:01:30] } 26... Bxe5 { [%eval 0.56] [%clk 0:01:07] } 27. dxe5 { [%eval 0.48] [%clk 0:01:32] } 27... Ne4 { [%eval 0.34] [%clk 0:01:00] } 28. Be3 { [%eval 0.25] [%clk 0:01:04] } 28... Nxc3 { [%eval 0.42] [%clk 0:00:56] } 29. Rc1 { [%eval 0.04] [%clk 0:00:55] } 29... Rc7 { [%eval 0.1] [%clk 0:00:57] } 30. Qxc8 { [%eval 0.1] [%clk 0:00:50] } 30... Rfxc8 { [%eval 0.0] [%clk 0:00:58] } 31. Ra1 { [%eval 0.11] [%clk 0:00:51] } 31... Ra8 { [%eval 0.16] [%clk 0:00:39] } 32. Ra6 { [%eval 0.24] [%clk 0:00:52] } 32... Kf7 { [%eval 0.26] [%clk 0:00:39] } 33. Rfa1 { [%eval 0.25] [%clk 0:00:52] } 33... Nb5 { [%eval 0.66] [%clk 0:00:40] } 34. Kg2 { [%eval 0.53] [%clk 0:00:50] } 34... h5 { [%eval 0.59] [%clk 0:00:40] } 35. R1a5 { [%eval 0.52] [%clk 0:00:48] } 35... Rb7 { [%eval 0.58] [%clk 0:00:38] } 36. Rb6? { [%eval -0.64] } { Mistake. Kh3 was best. } { [%clk 0:00:37] } 36... axb6 { [%eval -0.64] [%clk 0:00:36] } 37. Rxa8 { [%eval -0.66] [%clk 0:00:38] } 37... Nc7 { [%eval -0.7] [%clk 0:00:36] } 38. Ra1 { [%eval -0.91] [%clk 0:00:22] } 38... Nd5 { [%eval -0.8] [%clk 0:00:36] } 39. Bd4 { [%eval -0.86] [%clk 0:00:24] } 39... b5 { [%eval -0.67] [%clk 0:00:38] } 40. Kf3 { [%eval -0.65] [%clk 0:00:21] } 40... b4 { [%eval -0.78] [%clk 0:00:39] } 41. Ke4 { [%eval -1.14] [%clk 0:00:21] } 41... b3 { [%eval -0.84] [%clk 0:00:39] } 42. Rb1 { [%eval -1.05] [%clk 0:00:21] } 42... Rb4?! { [%eval -0.22] } { Inaccuracy. g5 was best. } { [%clk 0:00:38] } 43. Kd3 { [%eval -0.14] [%clk 0:00:22] } 43... Kg6 { [%eval -0.3] [%clk 0:00:39] } 44. Bc3? { [%eval -1.52] } { Mistake. Bc5 was best. } { [%clk 0:00:20] } 44... Rb7 { [%eval -1.6] [%clk 0:00:40] } 45. Bd4 { [%eval -1.55] [%clk 0:00:19] } 45... Kf5 { [%eval -1.61] [%clk 0:00:40] } 46. f3 { [%eval -1.4] [%clk 0:00:20] } 46... g5 { [%eval -1.5] [%clk 0:00:38] } 47. Rb2? { [%eval -3.02] } { Mistake. Kc4 was best. } { [%clk 0:00:18] } 47... g4?? { [%eval -1.21] } { Blunder. Nb4+ was best. } { [%clk 0:00:38] } 48. fxg4+ { [%eval -1.14] [%clk 0:00:18] } 48... Kxg4 { [%eval -1.27] [%clk 0:00:27] } 49. Rf2?! { [%eval -2.13] } { Inaccuracy. Kc4 was best. } { [%clk 0:00:16] } 49... Rb4?! { [%eval -1.22] } { Inaccuracy. Rc7 was best. } { [%clk 0:00:26] } 50. Rb2 { [%eval -1.27] [%clk 0:00:17] } 50... Rb8 { [%eval -0.92] [%clk 0:00:24] } 51. Rf2? { [%eval -2.27] } { Mistake. Kc4 was best. } { [%clk 0:00:16] } 51... Kh3?! { [%eval -1.4] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:25] } 52. Rb2? { [%eval -3.23] } { Mistake. Ke4 was best. } { [%clk 0:00:16] } 52... Rb4?? { [%eval -1.32] } { Blunder. Nb4+ was best. } { [%clk 0:00:22] } 53. Rf2?! { [%eval -2.09] } { Inaccuracy. Bg1 was best. } { [%clk 0:00:14] } 53... Ne7? { [%eval -0.93] } { Mistake. Ra4 was best. } { [%clk 0:00:21] } 54. Rb2 { [%eval -1.03] [%clk 0:00:12] } 54... Nf5 { [%eval -1.13] [%clk 0:00:21] } 55. Bc3 { [%eval -1.11] [%clk 0:00:10] } 55... Rb7 { [%eval -0.93] [%clk 0:00:21] } 56. Rf2? { [%eval -2.44] } { Mistake. Ke4 was best. } { [%clk 0:00:10] } 56... Rc7? { [%eval -0.87] } { Mistake. Rd7+ was best. } { [%clk 0:00:14] } 57. Rb2 { [%eval -0.99] [%clk 0:00:10] } 57... Rd7+ { [%eval -0.91] [%clk 0:00:15] } 58. Ke4 { [%eval -0.92] [%clk 0:00:10] } 58... Rb7 { [%eval -0.86] [%clk 0:00:13] } 59. Rd2?? { [%eval -5.29] } { Blunder. Kf4 was best. } { [%clk 0:00:11] } 59... Rc7 { [%eval -5.79] [%clk 0:00:13] } 60. Rd3 { [%eval -6.68] [%clk 0:00:05] } 60... Rc4+ { [%eval -6.56] [%clk 0:00:13] } 61. Kf3 { [%eval -6.65] [%clk 0:00:07] } 61... Rxc3 { [%eval -8.01] [%clk 0:00:12] } 62. Rxc3 { [%eval -8.01] [%clk 0:00:04] } 62... b2 { [%eval -7.82] [%clk 0:00:13] } 63. Rb3? { [%eval #-16] } { Checkmate is now unavoidable. Ke2 was best. } { [%clk 0:00:03] } 63... Nd4+ { [%eval #-12] [%clk 0:00:14] } 0-1