Event: Israeli Open Championship
Site: chess24.com
Date: 2021-12-14
White: Kochavi, Dana
WhiteElo: 1790
Black: Guz, Ari
BlackTitle: FM
BlackElo: 2310
Result: 0-1
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard

1. e4 { [%eval 0.2] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:52] } 2. Nf3 { [%eval 0.0] [%clk 1:31:25] } 2... e6?! { [%eval 0.54] } { Inaccuracy. d6 was best. } { [%clk 1:31:16] } 3. d4 { [%eval 0.42] [%clk 1:31:51] } 3... cxd4 { [%eval 0.42] [%clk 1:31:41] } 4. Nxd4 { [%eval 0.16] [%clk 1:32:19] } 4... a6 { [%eval 0.6] [%clk 1:32:09] } 5. Bd3 { [%eval 0.42] [%clk 1:32:48] } 5... Bc5 { [%eval 0.55] [%clk 1:32:01] } 6. Nb3 { [%eval 0.52] [%clk 1:33:16] } 6... Be7 { [%eval 0.84] [%clk 1:32:07] } 7. Qg4 { [%eval 0.59] [%clk 1:33:42] } 7... Bf6 { [%eval 0.93] [%clk 1:29:49] } 8. f4 { [%eval 0.77] [%clk 1:33:55] } 8... d6 { [%eval 0.7] [%clk 1:30:07] } 9. Nc3 { [%eval 0.87] [%clk 1:26:57] } 9... Ne7 { [%eval 1.29] [%clk 1:28:46] } 10. Bd2 { [%eval 1.27] [%clk 1:25:33] } 10... Nbc6 { [%eval 1.32] [%clk 1:24:59] } 11. a3? { [%eval 0.23] } { Mistake. O-O-O was best. } { [%clk 1:24:07] } 11... Qc7 { [%eval 0.71] [%clk 1:22:10] } 12. Qf3 { [%eval 0.99] [%clk 1:19:21] } 12... Bd7?! { [%eval 1.53] } { Inaccuracy. b5 was best. } { [%clk 1:18:38] } 13. O-O-O { [%eval 1.16] [%clk 1:18:31] } 13... h5?! { [%eval 1.75] } { Inaccuracy. g6 was best. } { [%clk 1:18:48] } 14. Ne2?! { [%eval 0.82] } { Inaccuracy. Kb1 was best. } { [%clk 1:15:01] } 14... e5 { [%eval 1.33] [%clk 1:14:11] } 15. h3?! { [%eval 0.36] } { Inaccuracy. f5 was best. } { [%clk 1:13:20] } 15... h4 { [%eval 0.81] [%clk 1:14:04] } 16. g4?! { [%eval 0.22] } { Inaccuracy. Kb1 was best. } { [%clk 1:07:13] } 16... hxg3 { [%eval 0.33] [%clk 1:14:03] } 17. Nxg3 { [%eval -0.12] [%clk 1:06:28] } 17... exf4 { [%eval -0.18] [%clk 1:13:44] } 18. Bxf4 { [%eval -0.07] [%clk 1:06:52] } 18... Ne5 { [%eval -0.16] [%clk 1:14:02] } 19. Bxe5?! { [%eval -0.73] } { Inaccuracy. Qf2 was best. } { [%clk 1:07:10] } 19... Bxe5 { [%eval -0.62] [%clk 1:14:24] } 20. Nf5?! { [%eval -1.39] } { Inaccuracy. Kb1 was best. } { [%clk 1:06:55] } 20... Nxf5 { [%eval -1.48] [%clk 1:10:44] } 21. exf5 { [%eval -1.14] [%clk 1:07:23] } 21... Bc6 { [%eval -1.17] [%clk 1:10:10] } 22. Be4 { [%eval -1.3] [%clk 1:07:49] } 22... Rh4 { [%eval -1.19] [%clk 1:09:39] } 23. Bxc6+ { [%eval -1.16] [%clk 1:06:45] } 23... Qxc6 { [%eval -0.99] [%clk 1:08:49] } 24. Qf2 { [%eval -1.28] [%clk 1:00:38] } 24... Rf4 { [%eval -1.36] [%clk 1:07:42] } 25. Qe2 { [%eval -1.32] [%clk 0:58:26] } 25... Rc8 { [%eval -1.48] [%clk 1:04:53] } 26. Kb1 { [%eval -1.12] [%clk 0:56:26] } 26... Qe4 { [%eval -1.51] [%clk 1:01:25] } 27. Qxe4 { [%eval -1.14] [%clk 0:56:40] } 27... Rxe4 { [%eval -1.37] [%clk 1:01:53] } 28. Nd2 { [%eval -1.24] [%clk 0:54:21] } 28... Rf4 { [%eval -1.51] [%clk 1:01:16] } 29. Rhf1 { [%eval -1.76] [%clk 0:54:25] } 29... Rxf1?! { [%eval -0.77] } { Inaccuracy. Ke7 was best. } { [%clk 1:01:10] } 30. Rxf1 { [%eval -0.95] [%clk 0:54:53] } 30... Ke7 { [%eval -1.03] [%clk 1:00:34] } 31. Rf3 { [%eval -0.82] [%clk 0:51:54] } 31... Rc5 { [%eval -0.5] [%clk 0:57:03] } 32. c3 { [%eval -0.37] [%clk 0:51:05] } 32... Rc8 { [%eval -0.46] [%clk 0:56:38] } 33. Nf1 { [%eval -0.42] [%clk 0:47:17] } 33... Kf6 { [%eval -0.31] [%clk 0:55:19] } 34. Ne3 { [%eval -0.27] [%clk 0:46:15] } 34... Rh8 { [%eval -0.37] [%clk 0:54:57] } 35. Kc2 { [%eval -0.06] [%clk 0:46:30] } 35... Rh4 { [%eval -0.03] [%clk 0:54:51] } 36. Ng2 { [%eval -0.51] [%clk 0:46:51] } 36... Ra4 { [%eval -0.35] [%clk 0:54:10] } 37. Ne3 { [%eval -0.48] [%clk 0:43:24] } 37... Bf4 { [%eval -0.11] [%clk 0:46:30] } 38. Ng2?! { [%eval -0.99] } { Inaccuracy. Nd5+ was best. } { [%clk 0:43:42] } 38... Bh6 { [%eval -0.88] [%clk 0:38:09] } 39. Kd3? { [%eval -2.3] } { Mistake. Ne3 was best. } { [%clk 0:42:49] } 39... Ra5 { [%eval -2.17] [%clk 0:37:14] } 40. Nh4?! { [%eval -3.42] } { Inaccuracy. Ne3 was best. } { [%clk 0:31:27] } 40... Bg5?! { [%eval -2.64] } { Inaccuracy. Rd5+ was best. } { [%clk 0:37:02] } 41. Ng2 { [%eval -2.56] [%clk 0:31:54] } 41... Rxf5 { [%eval -2.97] [%clk 0:34:12] } 42. Rxf5+ { [%eval -3.4] [%clk 0:32:19] } 42... Kxf5 { [%eval -3.48] [%clk 0:34:33] } 43. b4 { [%eval -3.98] [%clk 0:32:46] } 43... b5 { [%eval -3.6] [%clk 0:33:23] } 44. a4? { [%eval -5.91] } { Mistake. Ne1 was best. } { [%clk 0:29:44] } 44... bxa4 { [%eval -5.46] [%clk 0:33:28] } 45. c4 { [%eval -5.35] [%clk 0:30:07] } 45... a3 { [%eval -5.46] [%clk 0:33:30] } 46. Kc3 { [%eval -6.24] [%clk 0:30:25] } 46... Ke4 { [%eval -5.72] [%clk 0:33:19] } 47. Kb3 { [%eval -5.39] [%clk 0:30:02] } 47... Kd4 { [%eval -5.62] [%clk 0:32:53] } 48. b5 { [%eval -5.84] [%clk 0:30:05] } 48... axb5 { [%eval -5.63] [%clk 0:33:06] } 49. cxb5 { [%eval -6.29] [%clk 0:30:33] } 49... Kc5 { [%eval -6.07] [%clk 0:33:23] } 50. Kxa3 { [%eval -5.83] [%clk 0:31:01] } 50... Kxb5 { [%eval -6.36] [%clk 0:33:42] } 51. Kb3 { [%eval -6.4] [%clk 0:31:27] } 51... Kc5 { [%eval -6.01] [%clk 0:33:39] } 52. Kc3 { [%eval -6.53] [%clk 0:31:52] } 52... Kd5 { [%eval -6.19] [%clk 0:33:58] } 53. Kd3 { [%eval -6.31] [%clk 0:32:20] } 53... Ke5 { [%eval -6.2] [%clk 0:34:15] } 0-1