[Event "Tata Steel Chess 2023 Challengers"] [Site "Wijk aan Zee, Netherlands"] [Date "2023.01.17"] [Round "4.2"] [White "Ivic, Velimir"] [Black "Vaishali, Rameshbabu"] [Result "1-0"] [WhiteElo "2585"] [BlackElo "2425"] [TimeControl "40/6000+30:20/3000+30:900+30"] [Variant "Standard"] [ECO "B40"] [Opening "Sicilian Defense: Four Knights Variation, Exchange Variation"] [Annotator "https://lichess.org/broadcast/-/-/4VSxdN6q"] [Source "https://lichess.org/study/4VSxdN6q/ekmoDuoS"] [Orientation "white"] 1. e4 { [%eval 0.36] [%clk 1:40:48] } 1... c5 { [%eval 0.32] [%clk 1:40:24] } 2. Nf3 { [%eval 0.0] [%clk 1:41:09] } 2... e6 { [%eval 0.34] [%clk 1:40:49] } 3. d4 { [%eval 0.42] [%clk 1:40:24] } 3... cxd4 { [%eval 0.38] [%clk 1:41:16] } 4. Nxd4 { [%eval 0.4] [%clk 1:40:48] } 4... Nf6 { [%eval 0.4] [%clk 1:41:43] } 5. Nc3 { [%eval 0.45] [%clk 1:41:02] } 5... Nc6 { [%eval 0.0] [%clk 1:42:07] } 6. Nxc6 { [%eval 0.27] [%clk 1:34:08] } 6... bxc6 { [%eval 0.29] [%clk 1:42:35] } 7. e5 { [%eval 0.32] [%clk 1:34:32] } 7... Nd5 { [%eval 0.48] [%clk 1:43:01] } 8. Ne4 { [%eval 0.41] [%clk 1:34:56] } 8... Qc7 { [%eval 0.57] [%clk 1:43:18] } 9. f4 { [%eval 0.59] [%clk 1:35:14] } 9... Qb6 { [%eval 0.58] [%clk 1:43:38] } 10. c4 { [%eval 0.6] [%clk 1:29:03] } 10... Bb4+ { [%eval 0.56] [%clk 1:43:58] } 11. Ke2 { [%eval 0.55] [%clk 1:29:26] } 11... f5 { [%eval 0.53] [%clk 1:44:14] } 12. Nf2 { [%eval 0.46] [%clk 1:29:06] } 12... Ba6 { [%eval 0.27] [%clk 1:44:32] } 13. Kf3 { [%eval 0.36] [%clk 1:29:28] } 13... Ne7 { [%eval 0.46] [%clk 1:44:54] } 14. Be3 { [%eval 0.67] [%clk 1:29:52] } 14... Bc5 { [%eval 0.49] [%clk 1:45:16] } 15. Bxc5 { [%eval 0.44] [%clk 1:30:15] } 15... Qxc5 { [%eval 0.49] [%clk 1:45:43] } 16. Qd6 { [%eval 0.49] [%clk 1:30:34] } 16... Qb6 { [%eval 0.34] [%clk 1:45:40] } 17. b3 { [%eval 0.31] [%clk 1:24:12] } 17... c5 { [%eval 0.38] [%clk 1:44:59] } 18. Rd1 { [%eval 0.42] [%clk 1:22:14] } 18... Bb7+ { [%eval 0.39] [%clk 1:44:22] } 19. Ke3 { [%eval 0.47] [%clk 1:20:23] } 19... Qxd6 { [%eval 0.66] [%clk 1:30:43] } 20. exd6 { [%eval 0.63] [%clk 1:04:14] } 20... Ng6 { [%eval 0.63] [%clk 1:16:56] } 21. Nd3 { [%eval 0.22] [%clk 1:03:35] } 21... Rc8 { [%eval 0.13] [%clk 1:17:19] } 22. h4 { [%eval 0.3] [%clk 0:59:24] } 22... h5 { [%eval 0.19] [%clk 1:12:09] } 23. Be2 { [%eval 0.15] [%clk 0:54:40] } 23... Kf7? { [%eval 1.31] } { Mistake. Be4 was best. } { [%clk 1:10:23] } (23... Be4) 24. Bf3 { [%eval 1.41] [%clk 0:52:35] } 24... Bxf3?! { [%eval 2.03] } { Inaccuracy. Bc6 was best. } { [%clk 1:05:06] } (24... Bc6 25. Rhg1) 25. gxf3 { [%eval 2.12] [%clk 0:52:23] } 25... Rhe8 { [%eval 2.27] [%clk 1:01:02] } 26. Ne5+?? { [%eval 0.44] } { Blunder. Rhg1 was best. } { [%clk 0:34:48] } (26. Rhg1 e5 27. Rg5 exf4+ 28. Kf2 Re6 29. Rxf5+ Kg8 30. Nxc5 Nxh4 31. Rxh5 Rxc5 32. Rxc5 Re3) 26... Nxe5 { [%eval 0.52] [%clk 1:01:24] } 27. fxe5 { [%eval 0.68] [%clk 0:35:16] } 27... a5 { [%eval 0.49] [%clk 0:58:48] } 28. Rb1 { [%eval 0.55] [%clk 0:31:44] } 28... Rc6 { [%eval 0.52] [%clk 0:57:32] } 29. Rb2 { [%eval 0.61] [%clk 0:29:13] } 29... Rb8 { [%eval 0.6] [%clk 0:56:21] } 30. Rhb1 { [%eval 0.57] [%clk 0:28:36] } 30... Rcb6 { [%eval 0.62] [%clk 0:51:59] } 31. a3 { [%eval 0.25] [%clk 0:26:40] } 31... g5 { [%eval 0.38] [%clk 0:33:04] } 32. hxg5 { [%eval 0.11] [%clk 0:24:49] } 32... Kg6 { [%eval 0.26] [%clk 0:33:31] } 33. f4 { [%eval 0.3] [%clk 0:21:57] } 33... h4 { [%eval 0.23] [%clk 0:33:11] } 34. Kf3 { [%eval 0.08] [%clk 0:16:58] } 34... Kh5 { [%eval 0.22] [%clk 0:31:53] } 35. g6 { [%eval 0.22] [%clk 0:13:31] } 35... Kxg6? { [%eval 1.91] } { Mistake. Kh6 was best. } { [%clk 0:30:28] } (35... Kh6 36. g7 Kh7 37. Ke3 h3 38. Kf2 Kxg7 39. Kg3 Kf7 40. Kxh3 Rh8+ 41. Kg3 Rbb8 42. Rg2) 36. Rg1+ { [%eval 1.78] [%clk 0:11:25] } 36... Kf7 { [%eval 1.87] [%clk 0:29:44] } 37. b4 { [%eval 1.92] [%clk 0:11:23] } 37... axb4 { [%eval 2.16] [%clk 0:27:31] } 38. Rbg2 { [%eval 1.87] [%clk 0:11:07] } 38... Rf8 { [%eval 2.35] [%clk 0:12:13] } 39. Rg7+ { [%eval 1.93] [%clk 0:11:09] } 39... Ke8 { [%eval 2.1] [%clk 0:12:41] } 40. axb4 { [%eval 2.29] [%clk 0:09:24] } 40... cxb4?? { [%eval 7.26] } { Blunder. Rxb4 was best. } { [%clk 0:04:49] } (40... Rxb4 41. Ra1 Rb8 42. Re7+ Kd8 43. Ra7 Rg8 44. Raxd7+ Kc8 45. Rc7+ Kd8 46. Red7+ Ke8 47. Rg7) 41. Ra1 { [%eval 6.96] [%clk 0:01:54] } 41... Rb8 { [%eval 10.25] [%clk 0:05:11] } 42. Re7+ { [%eval 10.65] [%clk 0:49:29] } 42... Kd8 { [%eval 5.77] [%clk 0:54:48] } 43. Ra7 { [%eval 9.81] [%clk 0:49:38] } 43... h3? { [%eval #12] } { Checkmate is now unavoidable. Rh8 was best. } { [%clk 0:52:50] } (43... Rh8 44. Rexd7+) 44. Rexd7+ { [%eval #11] [%clk 0:41:27] } 44... Ke8 { [%eval #14] [%clk 0:53:17] } 45. Re7+ { [%eval #13] [%clk 0:41:19] } 45... Kd8 { [%eval #10] [%clk 0:53:45] } 46. c5 { [%eval #12] [%clk 0:40:22] } 46... h2 { [%eval #12] [%clk 0:53:21] } 47. Kg2 { [%eval #6] [%clk 0:39:52] } 1-0