Event: Round 6: Zhang, Onno - Mazurtsova, Margarita
Site: https://lichess.org/broadcast/kreuzberg-summer-chess-festival-2025--youngsters/round-6/EMfU6MUn/ZO6cE2Eu
White: Zhang, Onno
WhiteElo: 1899
Black: Mazurtsova, Margarita
BlackElo: 1817
Result: 0-1
ECO: B71
Opening: Sicilian Defense: Dragon Variation, Levenfish Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:24:48] } 2. Nf3 { [%eval 0.2] [%clk 1:30:54] } 2... d6 { [%eval 0.31] [%clk 1:24:31] } 3. d4 { [%eval 0.22] [%clk 1:31:13] } 3... cxd4 { [%eval 0.19] [%clk 1:24:22] } 4. Nxd4 { [%eval 0.18] [%clk 1:31:32] } 4... Nf6 { [%eval 0.31] [%clk 1:24:23] } 5. Nc3 { [%eval 0.32] [%clk 1:31:49] } 5... g6 { [%eval 0.42] [%clk 1:23:38] } 6. f4 { [%eval 0.0] [%clk 1:30:53] } 6... Bg7 { [%eval 0.38] [%clk 1:20:29] } 7. e5 { [%eval 0.22] [%clk 1:31:11] } 7... dxe5 { [%eval 0.35] [%clk 1:16:03] } 8. fxe5 { [%eval 0.38] [%clk 1:31:31] } 8... Nfd7 { [%eval 0.39] [%clk 1:10:57] } 9. e6 { [%eval 0.44] [%clk 1:31:44] } 9... fxe6?! { [%eval 1.44] } { Inaccuracy. Ne5 was best. } { [%clk 1:11:01] } 10. Nxe6 { [%eval 1.5] [%clk 1:31:09] } 10... Bxc3+ { [%eval 1.53] [%clk 1:11:28] } 11. bxc3 { [%eval 1.61] [%clk 1:30:57] } 11... Qa5 { [%eval 1.55] [%clk 1:11:28] } 12. Qd4 { [%eval 0.99] [%clk 1:20:54] } 12... Nf6 { [%eval 0.88] [%clk 1:09:52] } 13. Ng7+ { [%eval 0.89] [%clk 1:10:53] } 13... Kf7 { [%eval 1.04] [%clk 1:09:11] } 14. Bh6 { [%eval 0.97] [%clk 1:10:24] } 14... Nc6? { [%eval 2.43] } { Mistake. b5 was best. } { [%clk 1:06:22] } 15. Bc4+?? { [%eval -0.57] } { Blunder. Qc4+ was best. } { [%clk 1:06:48] } 15... e6 { [%eval -0.66] [%clk 1:05:23] } 16. Qe3 { [%eval -0.6] [%clk 0:57:43] } 16... Qe5 { [%eval -0.68] [%clk 1:04:41] } 17. Qxe5 { [%eval -0.57] [%clk 0:56:44] } 17... Nxe5 { [%eval -0.66] [%clk 1:05:02] } 18. O-O?? { [%eval -3.16] } { Blunder. Be2 was best. } { [%clk 0:55:43] } 18... Nxc4 { [%eval -3.1] [%clk 0:59:16] } 19. Bg5 { [%eval -3.1] [%clk 0:55:24] } 19... Rg8?! { [%eval -1.85] } { Inaccuracy. Rf8 was best. } { [%clk 0:59:24] } 20. Bxf6 { [%eval -1.85] [%clk 0:53:01] } 20... Rxg7 { [%eval -1.94] [%clk 0:59:26] } 21. Bxg7+ { [%eval -1.65] [%clk 0:49:17] } 21... Kxg7 { [%eval -1.85] [%clk 0:59:54] } 22. Rf4?! { [%eval -2.62] } { Inaccuracy. Rfd1 was best. } { [%clk 0:49:01] } 22... Ne3? { [%eval -0.85] } { Mistake. Nb6 was best. } { [%clk 0:55:44] } 23. c4?? { [%eval -2.83] } { Blunder. Rf3 was best. } { [%clk 0:47:57] } 23... e5?! { [%eval -2.06] } { Inaccuracy. Bd7 was best. } { [%clk 0:53:43] } 24. Re4 { [%eval -2.12] [%clk 0:47:23] } 24... Nxc2 { [%eval -2.1] [%clk 0:53:30] } 25. Rf1 { [%eval -2.12] [%clk 0:45:38] } 25... Bd7 { [%eval -2.04] [%clk 0:51:37] } 26. Rd1 { [%eval -2.07] [%clk 0:43:08] } 26... Bc6 { [%eval -2.2] [%clk 0:51:50] } 27. Rxe5 { [%eval -2.09] [%clk 0:43:30] } 27... Re8 { [%eval -1.83] [%clk 0:51:20] } 28. Ra5?? { [%eval -4.59] } { Blunder. Rxe8 was best. } { [%clk 0:41:48] } 28... Re2 { [%eval -4.38] [%clk 0:51:32] } 0-1