Event: Biel International Chess Festival - Amateur Tournament
Site: Biel, Switzerland
Date: 2023-07-19
White: Liu, Zizheng
Black: Cordes, Lothar
Result: 1-0
ECO: E12
Opening: Queen's Indian Defense
Variant: Standard
TimeControl: 90 min / 40 Z?ge + 30 Min / Rest + 30 Sek pro Zug

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... Nf6 { [%eval 0.28] [%clk 1:30:51] } 2. Nf3 { [%eval 0.12] [%clk 1:31:22] } 2... e6 { [%eval 0.38] [%clk 1:31:08] } 3. c4 { [%eval 0.0] [%clk 1:31:39] } 3... b6 { [%eval 0.29] [%clk 1:31:26] } 4. Bg5 { [%eval -0.05] [%clk 1:31:14] } 4... Bb7 { [%eval 0.0] [%clk 1:31:22] } 5. e3 { [%eval 0.0] [%clk 1:31:35] } 5... Be7 { [%eval 0.19] [%clk 1:31:21] } 6. Nc3 { [%eval 0.12] [%clk 1:31:03] } 6... Ne4 { [%eval 0.52] [%clk 1:30:03] } 7. Nxe4 { [%eval 0.47] [%clk 1:27:06] } 7... Bxe4 { [%eval 0.28] [%clk 1:30:22] } 8. Bxe7 { [%eval 0.1] [%clk 1:27:30] } 8... Qxe7 { [%eval 0.13] [%clk 1:30:42] } 9. Bd3 { [%eval 0.08] [%clk 1:27:32] } 9... Bxd3 { [%eval 0.06] [%clk 1:29:45] } 10. Qxd3 { [%eval 0.11] [%clk 1:27:56] } 10... Qb4+ { [%eval 0.06] [%clk 1:26:50] } 11. Qd2?! { [%eval -0.9] } { Inaccuracy. Qc3 was best. } { [%clk 1:21:19] } 11... Qxc4 { [%eval -0.87] [%clk 1:24:45] } 12. Rc1 { [%eval -1.33] [%clk 1:19:30] } 12... Qxa2 { [%eval -1.22] [%clk 1:19:50] } 13. Rxc7 { [%eval -1.69] [%clk 1:19:16] } 13... Kd8?? { [%eval 0.0] } { Blunder. Nc6 was best. } { [%clk 1:15:49] } 14. Rc1 { [%eval 0.0] [%clk 1:13:04] } 14... Nc6 { [%eval 0.22] [%clk 1:07:28] } 15. O-O { [%eval 0.17] [%clk 1:11:06] } 15... f6?! { [%eval 0.87] } { Inaccuracy. Qd5 was best. } { [%clk 1:06:37] } 16. e4 { [%eval 1.1] [%clk 1:07:57] } 16... Qa5 { [%eval 1.0] [%clk 1:00:28] } 17. Qf4 { [%eval 1.07] [%clk 0:47:48] } 17... Rc8 { [%eval 1.11] [%clk 0:53:04] } 18. e5 { [%eval 0.57] [%clk 0:37:30] } 18... Ke7?? { [%eval 2.89] } { Blunder. Rf8 was best. } { [%clk 0:49:35] } 19. exf6+?? { [%eval 0.16] } { Blunder. d5 was best. } { [%clk 0:34:27] } 19... gxf6 { [%eval 0.13] [%clk 0:49:50] } 20. d5 { [%eval 0.16] [%clk 0:31:29] } 20... Qxd5 { [%eval 0.29] [%clk 0:47:06] } 21. Rfd1 { [%eval 0.17] [%clk 0:29:34] } 21... e5?! { [%eval 1.19] } { Inaccuracy. Qh5 was best. } { [%clk 0:46:51] } 22. Qg4?? { [%eval -0.64] } { Blunder. Nxe5 was best. } { [%clk 0:25:07] } 22... Qe6?? { [%eval 5.57] } { Blunder. Rcg8 was best. } { [%clk 0:35:48] } 23. Qg7+ { [%eval 5.9] [%clk 0:25:06] } 1-0