Event: Round 1: Sivuk, Vitaly - Ivanchuk, Vasyl
Date: 2025-06-19
White: Sivuk, Vitaly
WhiteTitle: GM
WhiteElo: 2522
Black: Ivanchuk, Vasyl
BlackTitle: GM
BlackElo: 2634
Result: 1-0
ECO: E04
Opening: Catalan Opening: Open Defense
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... e6 { [%eval 0.37] [%clk 1:30:19] } 2. c4 { [%eval 0.16] [%clk 1:30:53] } 2... Nf6 { [%eval 0.14] } 3. Nf3 { [%eval 0.12] [%clk 1:31:09] } 3... d5 { [%eval 0.17] [%clk 1:30:13] } 4. g3 { [%eval 0.16] [%clk 1:31:25] } 4... dxc4 { [%eval 0.31] [%clk 1:30:07] } 5. Bg2 { [%eval 0.22] [%clk 1:31:45] } 5... a6 { [%eval 0.29] [%clk 1:30:33] } 6. O-O { [%eval 0.26] [%clk 1:31:23] } 6... Nc6 { [%eval 0.14] [%clk 1:30:03] } 7. e3 { [%eval 0.31] [%clk 1:26:53] } 7... Bd7 { [%eval 0.28] [%clk 1:28:00] } 8. Qe2 { [%eval 0.25] [%clk 1:26:51] } 8... b5 { [%eval 0.32] [%clk 1:28:24] } 9. b3 { [%eval 0.31] [%clk 1:27:11] } 9... cxb3 { [%eval 0.31] [%clk 1:28:49] } 10. axb3 { [%eval 0.36] [%clk 1:27:36] } 10... Bd6 { [%eval 0.29] [%clk 1:28:58] } 11. Bb2 { [%eval 0.28] [%clk 1:23:44] } 11... Nb4 { [%eval 0.48] [%clk 1:21:50] } 12. Ne5 { [%eval 0.52] [%clk 1:19:59] } 12... Rb8 { [%eval 0.52] [%clk 1:21:17] } 13. Nc3 { [%eval 0.47] [%clk 1:17:40] } 13... O-O { [%eval 0.48] [%clk 1:15:48] } 14. Na2 { [%eval 0.44] [%clk 1:08:56] } 14... Nbd5? { [%eval 1.86] } { Mistake. Nfd5 was best. } { [%clk 1:12:51] } 15. e4 { [%eval 1.97] [%clk 1:01:22] } 15... Nb6 { [%eval 1.96] [%clk 1:15:52] } 16. Nd3 { [%eval 1.97] [%clk 1:01:32] } 16... Be7 { [%eval 1.9] [%clk 1:15:16] } 17. Nab4 { [%eval 1.85] [%clk 1:01:15] } 17... a5 { [%eval 1.85] [%clk 1:11:28] } 18. Rxa5 { [%eval 1.85] [%clk 0:58:55] } 18... Nc4 { [%eval 2.04] [%clk 1:11:44] } 19. Ra7 { [%eval 2.02] [%clk 0:58:01] } 19... Nxb2 { [%eval 1.87] [%clk 1:10:06] } 20. Qxb2 { [%eval 2.01] [%clk 0:58:26] } 20... Ra8 { [%eval 2.08] [%clk 1:10:11] } 21. Rfa1 { [%eval 2.03] [%clk 0:50:09] } 21... Rxa7 { [%eval 2.07] [%clk 1:10:11] } 22. Rxa7 { [%eval 1.84] [%clk 0:50:33] } 22... Qb8 { [%eval 2.47] [%clk 1:05:27] } 23. Qa1 { [%eval 2.34] [%clk 0:43:41] } 23... Rd8?! { [%eval 3.25] } { Inaccuracy. e5 was best. } { [%clk 0:54:40] } 24. e5 { [%eval 3.05] [%clk 0:41:25] } 24... Nd5 { [%eval 3.12] [%clk 0:54:58] } 25. Nxd5 { [%eval 3.06] [%clk 0:36:49] } 25... exd5 { [%eval 3.25] [%clk 0:55:16] } 26. Bxd5 { [%eval 3.02] [%clk 0:34:19] } 26... Bc8 { [%eval 3.09] [%clk 0:48:27] } 27. Ra8 { [%eval 2.83] [%clk 0:32:37] } 27... Qb6 { [%eval 2.71] [%clk 0:48:45] } 28. b4?! { [%eval 1.97] } { Inaccuracy. Be4 was best. } { [%clk 0:31:49] } 28... h5?! { [%eval 2.75] } { Inaccuracy. Bb7 was best. } { [%clk 0:37:22] } 29. Nc5 { [%eval 2.8] [%clk 0:29:27] } 29... h4 { [%eval 3.33] [%clk 0:36:13] } 30. Qb1 { [%eval 3.02] [%clk 0:21:56] } 30... g6 { [%eval 3.48] [%clk 0:28:58] } 31. Qe4 { [%eval 3.5] [%clk 0:18:32] } 31... Kg7 { [%eval 4.01] [%clk 0:28:43] } 32. Qf3 { [%eval 3.76] [%clk 0:17:41] } 32... f5 { [%eval 3.71] [%clk 0:29:06] } 33. gxh4 { [%eval 3.74] [%clk 0:16:42] } 33... Bxh4?! { [%eval 5.19] } { Inaccuracy. Rf8 was best. } { [%clk 0:28:37] } 34. Kf1 { [%eval 5.04] [%clk 0:06:25] } 34... Rh8 { [%eval 5.03] [%clk 0:25:48] } 35. Qc3 { [%eval 5.21] [%clk 0:03:58] } 35... g5 { [%eval 5.4] [%clk 0:24:55] } 36. Bg2?! { [%eval 3.77] } { Inaccuracy. Be6 was best. } { [%clk 0:01:36] } 36... g4 { [%eval 3.85] [%clk 0:25:07] } 37. d5 { [%eval 3.45] [%clk 0:01:44] } 37... f4?! { [%eval 4.5] } { Inaccuracy. Kg6 was best. } { [%clk 0:21:40] } 38. Be4 { [%eval 4.26] [%clk 0:01:53] } 38... f3 { [%eval 5.09] [%clk 0:20:25] } 39. Qe3 { [%eval 4.97] [%clk 0:01:29] } 39... Be7 { [%eval 5.64] [%clk 0:20:33] } 40. Rxc8 { [%eval 5.43] [%clk 0:01:21] } 40... Rxc8?! { [%eval 7.93] } { Inaccuracy. Rxh2 was best. } { [%clk 0:19:28] } 41. Ne6+ { [%eval 7.38] [%clk 0:01:45] } 41... Kf7? { [%eval #8] } { Checkmate is now unavoidable. Qxe6 was best. } { [%clk 0:19:51] } 42. Qf4+ { [%eval #7] [%clk 0:01:31] } 42... Ke8 { [%eval #7] [%clk 0:20:16] } 43. Qxg4? { [%eval 9.28] } { Lost forced checkmate sequence. Ng7+ was best. } { [%clk 0:01:20] } 43... Bxb4? { [%eval #6] } { Checkmate is now unavoidable. c5 was best. } { [%clk 0:20:32] } 44. Bg6+ { [%eval #5] [%clk 0:00:55] } 44... Kd7 { [%eval #3] [%clk 0:20:56] } 45. Nc5+ { [%eval #2] [%clk 0:00:40] } 1-0