Event: FIDE Grand Swiss 2023
Site: Villa Marina, Douglas, Isle of Man, Isle Of Man
Date: 2023-10-27
White: Ivanchuk, Vasyl
WhiteTitle: GM
WhiteElo: 2653
Black: Mareco, Sandro
BlackTitle: GM
BlackElo: 2606
Result: 1/2-1/2
ECO: E51
Opening: Nimzo-Indian Defense: Normal Variation, Sämisch Deferred
Variant: Standard
TimeControl: 40/90 + 30 + 30s/move

1. d4 { [%eval 0.0] [%clk 1:40:58] } 1... Nf6 { [%eval 0.28] [%clk 1:40:55] } 2. c4 { [%eval 0.16] [%clk 1:41:26] } 2... e6 { [%eval 0.23] [%clk 1:41:20] } 3. Nf3 { [%eval 0.0] [%clk 1:41:54] } 3... d5 { [%eval 0.17] [%clk 1:41:40] } 4. Nc3 { [%eval 0.0] [%clk 1:42:21] } 4... Bb4 { [%eval 0.15] [%clk 1:42:03] } 5. e3 { [%eval 0.0] [%clk 1:42:46] } 5... O-O { [%eval 0.13] [%clk 1:42:26] } 6. a3 { [%eval 0.08] [%clk 1:43:14] } 6... Bxc3+ { [%eval 0.0] [%clk 1:38:26] } 7. bxc3 { [%eval 0.1] [%clk 1:43:36] } 7... c5 { [%eval 0.1] [%clk 1:38:52] } 8. Bb2 { [%eval -0.15] [%clk 1:44:01] } 8... Nc6 { [%eval -0.19] [%clk 1:35:53] } 9. Be2 { [%eval -0.28] [%clk 1:43:24] } 9... dxc4?! { [%eval 0.28] } { Inaccuracy. Na5 was best. } { [%clk 1:35:51] } 10. Bxc4 { [%eval 0.17] [%clk 1:43:52] } 10... b6 { [%eval 0.33] [%clk 1:31:41] } 11. Bd3 { [%eval 0.29] [%clk 1:37:57] } 11... Bb7 { [%eval 0.37] [%clk 1:16:02] } 12. e4?! { [%eval -0.25] } { Inaccuracy. O-O was best. } { [%clk 1:30:54] } 12... Na5 { [%eval -0.07] [%clk 1:14:07] } 13. Nd2 { [%eval -0.16] [%clk 1:29:32] } 13... e5? { [%eval 1.32] } { Mistake. b5 was best. } { [%clk 1:07:27] } 14. d5 { [%eval 1.2] [%clk 1:16:03] } 14... c4 { [%eval 1.16] [%clk 1:03:15] } 15. Be2 { [%eval 0.62] [%clk 1:09:46] } 15... Qc7?! { [%eval 1.2] } { Inaccuracy. Ne8 was best. } { [%clk 0:31:21] } 16. a4 { [%eval 1.08] [%clk 1:04:49] } 16... Rfd8 { [%eval 1.2] [%clk 0:29:46] } 17. O-O { [%eval 0.87] [%clk 0:50:46] } 17... Nd7 { [%eval 1.29] [%clk 0:29:25] } 18. Ba3 { [%eval 1.31] [%clk 0:51:03] } 18... Nc5 { [%eval 1.47] [%clk 0:29:32] } 19. Rb1?! { [%eval 0.84] } { Inaccuracy. Bb4 was best. } { [%clk 0:48:26] } 19... Ba6 { [%eval 1.07] [%clk 0:26:33] } 20. Qc2 { [%eval 0.75] [%clk 0:43:10] } 20... Rac8 { [%eval 0.72] [%clk 0:26:53] } 21. Rfd1 { [%eval 0.7] [%clk 0:42:15] } 21... Qd7 { [%eval 0.82] [%clk 0:25:06] } 22. Bb4 { [%eval 0.69] [%clk 0:30:19] } 22... g6 { [%eval 0.94] [%clk 0:25:10] } 23. Nf1 { [%eval 0.93] [%clk 0:18:39] } 23... h5 { [%eval 1.13] [%clk 0:25:07] } 24. Ne3 { [%eval 0.87] [%clk 0:18:41] } 24... Qxa4 { [%eval 1.12] [%clk 0:21:17] } 25. Qxa4 { [%eval 1.07] [%clk 0:15:49] } 25... Nxa4 { [%eval 1.1] [%clk 0:21:43] } 26. g4 { [%eval 1.15] [%clk 0:14:31] } 26... h4 { [%eval 1.32] [%clk 0:21:20] } 27. g5 { [%eval 0.89] [%clk 0:11:10] } 27... Nb7? { [%eval 2.25] } { Mistake. Nb3 was best. } { [%clk 0:20:17] } 28. Ng4 { [%eval 2.22] [%clk 0:04:59] } 28... Nbc5 { [%eval 2.24] [%clk 0:20:39] } 29. f3 { [%eval 2.17] [%clk 0:05:07] } 29... Nd7 { [%eval 2.82] [%clk 0:13:09] } 30. Rdc1 { [%eval 2.38] [%clk 0:03:09] } 30... Nac5 { [%eval 2.37] [%clk 0:13:21] } 31. Bxc5 { [%eval 1.87] [%clk 0:03:07] } 31... Nxc5?! { [%eval 3.19] } { Inaccuracy. Rxc5 was best. } { [%clk 0:12:37] } 32. Nxe5 { [%eval 3.29] [%clk 0:03:35] } 32... b5 { [%eval 3.41] [%clk 0:11:20] } 33. Rc2 { [%eval 3.18] [%clk 0:02:34] } 33... Rd6 { [%eval 3.82] [%clk 0:11:45] } 34. Kf2 { [%eval 3.82] [%clk 0:02:29] } 34... Rc7 { [%eval 4.16] [%clk 0:09:31] } 35. Ke3?! { [%eval 3.21] } { Inaccuracy. Ra2 was best. } { [%clk 0:02:28] } 35... Rb6 { [%eval 3.33] [%clk 0:08:55] } 36. Rd2 { [%eval 3.33] [%clk 0:00:47] } 36... Bc8 { [%eval 3.29] [%clk 0:07:19] } 37. d6 { [%eval 3.64] [%clk 0:00:44] } 37... Rcb7 { [%eval 3.27] [%clk 0:07:45] } 38. Rd5 { [%eval 2.66] [%clk 0:00:39] } 38... Nd7 { [%eval 2.41] [%clk 0:08:08] } 39. Ng4 { [%eval 2.26] [%clk 0:00:41] } 39... a5 { [%eval 2.37] [%clk 0:08:17] } 40. f4 { [%eval 1.88] [%clk 0:00:57] } 40... a4 { [%eval 2.64] [%clk 0:07:08] } 41. Rd2?? { [%eval 0.67] } { Blunder. f5 was best. } { [%clk 0:41:59] } 41... Kg7 { [%eval 0.78] [%clk 0:47:32] } 42. e5?! { [%eval 0.1] } { Inaccuracy. f5 was best. } { [%clk 0:40:54] } 1/2-1/2