Event: Round 5: Willow, Jonah B - Petrov, Martin
Date: 2024-12-02
White: Willow, Jonah B
WhiteTitle: IM
WhiteElo: 2453
Black: Petrov, Martin
BlackTitle: GM
BlackElo: 2548
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:49] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. Nf3 { [%eval 0.21] [%clk 1:31:13] } 2... d6 { [%eval 0.29] [%clk 1:31:19] } 3. d4 { [%eval 0.22] [%clk 1:31:39] } 3... cxd4 { [%eval 0.19] [%clk 1:31:44] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:05] } 4... Nf6 { [%eval 0.24] [%clk 1:32:10] } 5. Nc3 { [%eval 0.17] [%clk 1:32:31] } 5... a6 { [%eval 0.2] [%clk 1:32:36] } 6. Bd3 { [%eval 0.18] [%clk 1:32:41] } 6... g6 { [%eval 0.2] [%clk 1:32:29] } 7. f3 { [%eval 0.29] [%clk 1:33:04] } 7... Qb6 { [%eval 0.26] [%clk 1:32:47] } 8. Nb3 { [%eval 0.23] } 8... Be6 { [%eval 0.35] [%clk 1:27:03] } 9. Bg5 { [%eval 0.33] [%clk 1:32:24] } 9... Bg7 { [%eval 0.26] [%clk 1:26:07] } 10. Qd2 { [%eval 0.19] [%clk 1:32:19] } 10... Nc6 { [%eval 0.21] [%clk 1:25:15] } 11. O-O-O { [%eval 0.27] [%clk 1:30:28] } 11... Ne5 { [%eval 0.26] [%clk 1:21:37] } 12. Kb1 { [%eval 0.25] [%clk 1:28:37] } 12... Nxd3 { [%eval 0.28] [%clk 1:15:41] } 13. Qxd3 { [%eval 0.12] [%clk 1:25:33] } 13... Nd7 { [%eval 0.59] [%clk 1:05:13] } 14. Nd5 { [%eval 0.37] [%clk 1:21:05] } 14... Bxd5 { [%eval 0.4] [%clk 1:04:58] } 15. exd5 { [%eval 0.37] [%clk 1:21:31] } 15... O-O { [%eval 0.37] [%clk 0:55:35] } 16. Rhe1 { [%eval 0.34] [%clk 1:12:43] } 16... a5 { [%eval 0.81] [%clk 0:51:29] } 17. a4?! { [%eval -0.04] } { Inaccuracy. Nd4 was best. } { [%clk 1:02:32] } 17... Ne5 { [%eval -0.07] [%clk 0:46:46] } 18. Qb5 { [%eval -0.17] [%clk 0:52:58] } 18... Qxb5 { [%eval -0.2] [%clk 0:43:51] } 19. axb5 { [%eval -0.14] [%clk 0:52:55] } 19... a4 { [%eval -0.14] [%clk 0:43:42] } 20. Nd4 { [%eval -0.15] [%clk 0:42:33] } 20... a3 { [%eval 0.0] [%clk 0:42:29] } 21. b3? { [%eval -1.25] } { Mistake. Bxe7 was best. } { [%clk 0:31:51] } 21... a2+ { [%eval -1.35] [%clk 0:41:00] } 22. Ka1 { [%eval -1.34] [%clk 0:31:39] } 22... Rfc8 { [%eval -1.14] [%clk 0:39:37] } 23. Re2 { [%eval -1.17] [%clk 0:31:51] } 23... Rc3 { [%eval -1.18] [%clk 0:31:26] } 24. Be3?? { [%eval -3.61] } { Blunder. Bc1 was best. } { [%clk 0:30:11] } 24... Bf6?? { [%eval -0.81] } { Blunder. Nd7 was best. } { [%clk 0:27:24] } 25. Bf2 { [%eval -0.8] [%clk 0:24:31] } 25... g5?! { [%eval -0.06] } { Inaccuracy. Nd7 was best. } { [%clk 0:25:41] } 26. Be1 { [%eval -0.05] [%clk 0:22:25] } 26... Rc5 { [%eval -0.08] [%clk 0:24:57] } 27. Bf2 { [%eval -0.05] [%clk 0:20:59] } 27... Rc3 { [%eval -0.02] [%clk 0:23:30] } 28. Be1 { [%eval -0.05] [%clk 0:18:46] } 28... Rc5 { [%eval -0.03] [%clk 0:15:31] } 29. Bf2 { [%eval -0.03] [%clk 0:17:07] } 1/2-1/2