Event: Tata Steel Chess 2023 Challengers
Site: Wijk aan Zee, Netherlands
Date: 2023-01-24
White: Pechac, Jergus
WhiteElo: 2637
Black: Supi, Luis Paulo
BlackElo: 2608
Result: 1/2-1/2
ECO: D31
Opening: Queen's Gambit Declined: Charousek Variation
Variant: Standard
TimeControl: 40/6000+30:20/3000+30:900+30

1. d4 { [%eval 0.0] [%clk 1:40:56] } 1... d5 { [%eval 0.27] [%clk 1:40:41] } 2. c4 { [%eval 0.29] [%clk 1:41:11] } 2... e6 { [%eval 0.3] [%clk 1:41:09] } 3. Nc3 { [%eval 0.39] [%clk 1:41:23] } 3... Be7 { [%eval 0.27] [%clk 1:41:36] } 4. Bf4 { [%eval 0.25] [%clk 1:41:26] } 4... Nf6 { [%eval 0.31] [%clk 1:41:21] } 5. e3 { [%eval 0.27] [%clk 1:41:44] } 5... O-O { [%eval 0.29] [%clk 1:41:25] } 6. a3 { [%eval 0.14] [%clk 1:41:47] } 6... b6 { [%eval 0.17] [%clk 1:40:57] } 7. cxd5 { [%eval 0.31] [%clk 1:41:56] } 7... exd5 { [%eval 0.7] [%clk 1:40:37] } 8. Bd3 { [%eval 0.52] [%clk 1:40:43] } 8... c5 { [%eval 0.68] [%clk 1:40:26] } 9. Nge2 { [%eval 0.52] [%clk 1:40:00] } 9... Bb7 { [%eval 0.48] [%clk 1:37:50] } 10. Qc2 { [%eval 0.19] [%clk 1:34:34] } 10... Nc6 { [%eval 0.37] [%clk 1:35:56] } 11. dxc5 { [%eval -0.02] [%clk 1:29:32] } 11... bxc5 { [%eval 0.0] [%clk 1:29:54] } 12. O-O { [%eval 0.08] [%clk 1:29:44] } 12... g6 { [%eval -0.02] [%clk 1:25:54] } 13. Rfd1 { [%eval 0.19] [%clk 1:29:23] } 13... Qc8 { [%eval 0.43] [%clk 1:24:58] } 14. Ng3 { [%eval 0.0] [%clk 1:27:02] } 14... Rd8 { [%eval -0.02] [%clk 1:15:36] } 15. Bf1?! { [%eval -0.57] } { Inaccuracy. Nf5 was best. } { [%clk 1:09:38] } 15... Qe6?! { [%eval 0.08] } { Inaccuracy. d4 was best. } { [%clk 1:08:55] } 16. Na4 { [%eval -0.09] [%clk 1:06:23] } 16... c4 { [%eval -0.07] [%clk 1:04:54] } 17. b3 { [%eval 0.07] [%clk 1:06:30] } 17... Na5 { [%eval -0.04] [%clk 1:02:48] } 18. bxc4 { [%eval 0.0] [%clk 1:06:45] } 18... Nxc4 { [%eval 0.16] [%clk 1:03:09] } 19. Qb3 { [%eval -0.04] [%clk 1:04:56] } 19... Rd7 { [%eval 0.08] [%clk 0:58:52] } 20. Nb2?! { [%eval -0.61] } { Inaccuracy. h3 was best. } { [%clk 0:57:51] } 20... Rc8 { [%eval -0.24] [%clk 0:54:57] } 21. Ne2 { [%eval -0.44] [%clk 0:47:54] } 21... Nh5?! { [%eval 0.49] } { Inaccuracy. Ne4 was best. } { [%clk 0:51:21] } 22. Nd4 { [%eval 0.68] [%clk 0:45:30] } 22... Qf6 { [%eval 1.18] [%clk 0:49:16] } 23. Qb5?! { [%eval 0.62] } { Inaccuracy. Nxc4 was best. } { [%clk 0:43:09] } 23... Nb6 { [%eval 0.36] [%clk 0:45:00] } 24. Nd3 { [%eval 0.5] [%clk 0:39:19] } 24... Nxf4 { [%eval 0.44] [%clk 0:43:38] } 25. Nxf4 { [%eval 0.42] [%clk 0:38:15] } 25... Bd6 { [%eval 0.5] [%clk 0:42:42] } 26. g3 { [%eval 0.53] [%clk 0:37:35] } 26... Rdc7 { [%eval 0.54] [%clk 0:36:40] } 27. Bh3 { [%eval 0.02] [%clk 0:33:58] } 27... Rc5 { [%eval 0.0] [%clk 0:34:48] } 28. Qb3 { [%eval 0.24] [%clk 0:32:01] } 28... Rb8 { [%eval 0.13] [%clk 0:31:57] } 29. a4 { [%eval 0.09] [%clk 0:28:04] } 29... Ba6 { [%eval 0.23] [%clk 0:26:45] } 30. Rab1 { [%eval 0.06] [%clk 0:23:47] } 30... Bc4 { [%eval 0.0] [%clk 0:25:12] } 31. Qb4?! { [%eval -0.7] } { Inaccuracy. Qb2 was best. } { [%clk 0:22:15] } 31... Qd8?! { [%eval 0.08] } { Inaccuracy. Rb5 was best. } { [%clk 0:19:49] } 32. Qb2 { [%eval 0.0] [%clk 0:17:12] } 32... Be5 { [%eval 0.0] [%clk 0:13:38] } 33. Qa3 { [%eval 0.0] [%clk 0:16:22] } 33... Bd6 { [%eval 0.0] [%clk 0:08:52] } 34. Qa1 { [%eval 0.0] [%clk 0:15:11] } 34... Be5 { [%eval 0.0] [%clk 0:08:25] } 35. Qa3 { [%eval 0.0] [%clk 0:05:42] } 35... Bd6 { [%eval 0.0] [%clk 0:07:52] } 36. Qa1 { [%eval 0.0] [%clk 0:03:36] } 36... Be5 { [%eval 0.0] [%clk 0:07:30] } 37. Qa3 { [%eval 0.0] [%clk 0:01:25] } 37... Bd6 { [%eval 0.0] [%clk 0:05:43] } 38. Qa1 { [%eval 0.0] [%clk 0:01:03] } 1/2-1/2