Event: Round 5: Chen, Qingzhi Alexander - Nothnagel, Marian Can
Date: 2025-04-19
White: Chen, Qingzhi Alexander
WhiteElo: 1964
Black: Nothnagel, Marian Can
BlackTitle: FM
BlackElo: 2424
Result: 0-1
ECO: C79
Opening: Ruy Lopez: Morphy Defense, Steinitz Deferred
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... e5 { [%eval 0.21] [%clk 1:30:56] } 2. Nf3 { [%eval 0.13] [%clk 1:31:25] } 2... Nc6 { [%eval 0.21] [%clk 1:31:23] } 3. Bb5 { [%eval 0.15] [%clk 1:31:53] } 3... a6 { [%eval 0.21] [%clk 1:31:49] } 4. Ba4 { [%eval 0.11] [%clk 1:32:22] } 4... Nf6 { [%eval 0.24] [%clk 1:32:14] } 5. O-O { [%eval 0.13] [%clk 1:32:50] } 5... d6 { [%eval 0.35] [%clk 1:32:41] } 6. Re1 { [%eval 0.29] [%clk 1:28:44] } 6... Bd7 { [%eval 0.46] [%clk 1:33:05] } 7. c3 { [%eval 0.49] [%clk 1:28:10] } 7... g6 { [%eval 0.44] [%clk 1:32:03] } 8. d4 { [%eval 0.45] [%clk 1:27:20] } 8... Bg7 { [%eval 0.55] [%clk 1:32:11] } 9. Nbd2 { [%eval 0.33] [%clk 1:20:27] } 9... O-O { [%eval 0.32] [%clk 1:32:33] } 10. Nf1 { [%eval 0.13] [%clk 1:16:30] } 10... exd4 { [%eval 0.04] [%clk 1:28:53] } 11. cxd4 { [%eval 0.1] [%clk 1:15:51] } 11... b5 { [%eval 0.08] [%clk 1:29:18] } 12. Bc2 { [%eval -0.34] [%clk 1:15:19] } 12... Bg4 { [%eval -0.31] [%clk 1:28:44] } 13. Be3 { [%eval -0.37] [%clk 1:12:31] } 13... Nh5 { [%eval -0.43] [%clk 1:28:30] } 14. e5? { [%eval -1.66] } { Mistake. Qd2 was best. } { [%clk 1:06:13] } 14... dxe5 { [%eval -1.57] [%clk 1:13:47] } 15. Be4 { [%eval -1.81] [%clk 1:03:22] } 15... exd4? { [%eval -0.26] } { Mistake. Nxd4 was best. } { [%clk 1:14:06] } 16. Bxc6 { [%eval -0.2] [%clk 0:50:08] } 16... dxe3 { [%eval -0.23] [%clk 1:14:14] } 17. Bxa8?? { [%eval -2.97] } { Blunder. Nxe3 was best. } { [%clk 0:41:36] } 17... exf2+ { [%eval -3.17] [%clk 1:14:38] } 18. Kxf2 { [%eval -3.25] [%clk 0:42:00] } 18... Qxa8 { [%eval -3.0] [%clk 1:15:05] } 19. Qb3 { [%eval -3.42] [%clk 0:37:33] } 19... c5 { [%eval -3.29] [%clk 1:02:17] } 20. a4 { [%eval -3.5] [%clk 0:27:02] } 20... c4 { [%eval -3.45] [%clk 0:53:02] } 21. Qe3 { [%eval -3.26] [%clk 0:27:07] } 21... Qb8 { [%eval -3.01] [%clk 0:53:26] } 22. axb5 { [%eval -3.34] [%clk 0:25:45] } 22... axb5 { [%eval -3.5] [%clk 0:53:51] } 23. Nd4?! { [%eval -4.83] } { Inaccuracy. Kg1 was best. } { [%clk 0:16:45] } 23... Qf4+?! { [%eval -3.61] } { Inaccuracy. Nf4 was best. } { [%clk 0:49:34] } 24. Qxf4 { [%eval -3.64] [%clk 0:15:28] } 24... Nxf4 { [%eval -3.49] [%clk 0:49:23] } 25. Kg3 { [%eval -3.52] [%clk 0:15:56] } 25... Nd3 { [%eval -3.63] [%clk 0:49:37] } 26. Nxb5 { [%eval -3.45] [%clk 0:11:40] } 26... Nxe1 { [%eval -3.31] [%clk 0:47:13] } 27. Kxg4 { [%eval -3.86] [%clk 0:10:51] } 27... Nd3 { [%eval -3.37] [%clk 0:47:17] } 28. Nd2?! { [%eval -4.9] } { Inaccuracy. Ne3 was best. } { [%clk 0:09:29] } 28... Bxb2 { [%eval -4.91] [%clk 0:47:09] } 29. Ra4 { [%eval -4.73] [%clk 0:04:37] } 29... c3 { [%eval -4.82] [%clk 0:47:33] } 30. Nxc3 { [%eval -4.83] [%clk 0:05:05] } 30... Bxc3 { [%eval -4.79] [%clk 0:47:59] } 31. Ne4?! { [%eval -6.42] } { Inaccuracy. Nf1 was best. } { [%clk 0:05:28] } 31... f5+ { [%eval -6.17] [%clk 0:48:26] } 32. Kg5 { [%eval -8.07] [%clk 0:05:36] } 32... fxe4 { [%eval -8.58] [%clk 0:48:50] } 33. Rxe4 { [%eval -7.88] [%clk 0:05:53] } 33... Bf6+ { [%eval -7.75] [%clk 0:49:09] } 34. Kh6? { [%eval #-7] } { Checkmate is now unavoidable. Kg4 was best. } { [%clk 0:06:17] } 34... Ne5 { [%eval #-8] [%clk 0:49:35] } 35. Ra4 { [%clk 0:06:35] } 35... Nf7# { [%clk 0:49:53] } 0-1