Event: new tournament description
Site: https://lichess.org/broadcast/maia-chess-festival-2025--u2000/round-4/vY5HhYTi/mbXE7gL5
White: Costa, Nuno Pereira
WhiteElo: 1577
Black: Perchard, Matthew
BlackElo: 1770
Result: 1/2-1/2
ECO: C18
Opening: French Defense: Winawer Variation, Classical Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... e6 { [%eval 0.28] [%clk 1:30:55] } 2. d4 { [%eval 0.29] [%clk 1:31:11] } 2... d5 { [%eval 0.37] [%clk 1:31:20] } 3. Nc3 { [%eval 0.28] [%clk 1:30:54] } 3... Bb4 { [%eval 0.4] [%clk 1:31:31] } 4. e5 { [%eval 0.42] [%clk 1:31:35] } 4... c5 { [%eval 0.46] [%clk 1:31:59] } 5. a3 { [%eval 0.51] [%clk 1:30:09] } 5... Bxc3+ { [%eval 0.46] [%clk 1:32:23] } 6. bxc3 { [%eval 0.4] [%clk 1:30:01] } 6... Qc7 { [%eval 0.54] [%clk 1:32:49] } 7. Nf3 { [%eval 0.57] [%clk 1:29:18] } 7... Qa5 { [%eval 0.8] [%clk 1:29:43] } 8. Bd2 { [%eval 0.74] [%clk 1:24:49] } 8... c4 { [%eval 0.88] [%clk 1:29:53] } 9. Be2 { [%eval 0.85] [%clk 1:22:06] } 9... Qa4 { [%eval 0.88] [%clk 1:26:06] } 10. O-O { [%eval 0.55] [%clk 1:14:55] } 10... Ne7 { [%eval 0.47] [%clk 1:06:22] } 11. Bg5 { [%eval 0.36] [%clk 1:10:35] } 11... Nec6 { [%eval 0.56] [%clk 0:56:30] } 12. Nd2 { [%eval 0.34] [%clk 1:03:21] } 12... Na6?! { [%eval 1.25] } { Inaccuracy. h6 was best. } { [%clk 0:52:53] } 13. h4?! { [%eval 0.33] } { Inaccuracy. Bxc4 was best. } { [%clk 1:02:36] } 13... h6 { [%eval 0.28] [%clk 0:51:43] } 14. Bf4 { [%eval 0.3] [%clk 1:01:23] } 14... Bd7 { [%eval 0.31] [%clk 0:49:27] } 15. Qb1 { [%eval 0.23] [%clk 0:46:26] } 15... O-O-O { [%eval 0.3] [%clk 0:44:08] } 16. Qb2 { [%eval 0.18] [%clk 0:42:45] } 16... Nc7 { [%eval 0.18] [%clk 0:44:19] } 17. Rfb1 { [%eval 0.28] [%clk 0:42:33] } 17... b6 { [%eval 0.26] [%clk 0:44:43] } 18. Nf1 { [%eval 0.3] [%clk 0:35:56] } 18... Rdg8 { [%eval 0.32] [%clk 0:40:07] } 19. Bh2 { [%eval 0.08] [%clk 0:35:55] } 19... Kb7 { [%eval 0.36] [%clk 0:36:49] } 20. Ng3 { [%eval -0.03] [%clk 0:32:34] } 20... g6 { [%eval 0.18] [%clk 0:31:21] } 21. Bf3 { [%eval -0.35] [%clk 0:31:43] } 21... Ka6? { [%eval 0.87] } { Mistake. Ne8 was best. } { [%clk 0:31:53] } 22. Ne2?! { [%eval -0.2] } { Inaccuracy. Qc1 was best. } { [%clk 0:31:55] } 22... Rh7 { [%eval 0.2] [%clk 0:29:45] } 23. Nc1 { [%eval -0.03] [%clk 0:29:05] } 23... Kb7 { [%eval 0.17] [%clk 0:27:52] } 24. Na2? { [%eval -1.17] } { Mistake. g4 was best. } { [%clk 0:29:27] } 24... g5 { [%eval -1.11] [%clk 0:26:36] } 25. h5 { [%eval -1.25] [%clk 0:28:16] } 25... Rhg7? { [%eval 0.01] } { Mistake. g4 was best. } { [%clk 0:26:47] } 26. Bg4 { [%eval -0.12] [%clk 0:28:36] } 26... Rd8 { [%eval 0.0] [%clk 0:25:54] } 27. Nb4 { [%eval -0.35] [%clk 0:28:58] } 27... Na6?! { [%eval 0.67] } { Inaccuracy. Ne7 was best. } { [%clk 0:26:15] } 28. Kh1 { [%eval 0.56] [%clk 0:19:03] } 28... Rgg8 { [%eval 0.88] [%clk 0:26:23] } 29. f3 { [%eval 0.68] [%clk 0:18:53] } 29... Rg7 { [%eval 0.74] [%clk 0:26:41] } 30. Bg1 { [%eval 0.4] [%clk 0:18:58] } 30... Rgg8?! { [%eval 1.25] } { Inaccuracy. Nc7 was best. } { [%clk 0:26:52] } 1/2-1/2