Event: K-12 International Schools Chess Open 2025 G3-G5
Site: Shanghai American School Puxi, China
White: Zhang, Jinghao
Black: Luo, Ziyu
Result: 1-0
ECO: B35
Opening: Sicilian Defense: Dragon Variation, Modern Bc4 Variation
Variant: Standard
TimeControl: 20+5

1. e4 { [%eval 0.18] [%clk 0:20:08] } 1... c5 { [%eval 0.25] [%clk 0:20:09] } 2. Nf3 { [%eval 0.2] [%clk 0:20:12] } 2... Nc6 { [%eval 0.25] [%clk 0:20:13] } 3. d4 { [%eval 0.27] [%clk 0:20:16] } 3... cxd4 { [%eval 0.35] [%clk 0:20:16] } 4. Nxd4 { [%eval 0.21] [%clk 0:20:18] } 4... Nf6 { [%eval 0.19] [%clk 0:20:18] } 5. Nc3 { [%eval 0.26] [%clk 0:20:23] } 5... d6 { [%eval 0.4] [%clk 0:20:17] } 6. Bc4 { [%eval 0.26] [%clk 0:20:25] } 6... g6 { [%eval 0.42] [%clk 0:19:59] } 7. Be3?! { [%eval -0.18] } { Inaccuracy. Nxc6 was best. } { [%clk 0:20:24] } 7... Bg7 { [%eval 0.29] [%clk 0:20:02] } 8. Qd2 { [%eval -0.09] [%clk 0:20:28] } 8... O-O?! { [%eval 0.55] } { Inaccuracy. Ng4 was best. } { [%clk 0:20:04] } 9. Bh6?? { [%eval -4.46] } { Blunder. f3 was best. } { [%clk 0:20:30] } 9... e5?? { [%eval 0.96] } { Blunder. Bxh6 was best. } { [%clk 0:20:01] } 10. Nf3?! { [%eval 0.02] } { Inaccuracy. Bxg7 was best. } { [%clk 0:20:32] } 10... a6 { [%eval 0.36] [%clk 0:19:40] } 11. Bxg7 { [%eval 0.19] [%clk 0:20:33] } 11... Kxg7 { [%eval 0.22] [%clk 0:19:42] } 12. O-O { [%eval -0.26] [%clk 0:20:36] } 12... b5 { [%eval -0.08] [%clk 0:19:45] } 13. Bb3 { [%eval -0.34] [%clk 0:20:38] } 13... Na5 { [%eval 0.08] [%clk 0:19:45] } 14. h3 { [%eval -0.37] [%clk 0:20:36] } 14... Nxb3 { [%eval -0.18] [%clk 0:19:48] } 15. axb3 { [%eval -0.16] [%clk 0:20:39] } 15... Bb7 { [%eval -0.14] [%clk 0:19:47] } 16. Nh2?! { [%eval -0.7] } { Inaccuracy. Rfd1 was best. } { [%clk 0:20:24] } 16... Bxe4 { [%eval -0.33] [%clk 0:19:37] } 17. Nxe4?! { [%eval -0.99] } { Inaccuracy. Rfd1 was best. } { [%clk 0:20:27] } 17... Nxe4 { [%eval -1.03] [%clk 0:19:40] } 18. Qe3 { [%eval -0.98] [%clk 0:20:11] } 18... f5 { [%eval -1.03] [%clk 0:19:30] } 19. f4?! { [%eval -1.84] } { Inaccuracy. Nf3 was best. } { [%clk 0:20:10] } 19... Re8 { [%eval -1.67] [%clk 0:19:19] } 20. Rae1 { [%eval -2.27] [%clk 0:19:38] } 20... Nf6 { [%eval -1.87] [%clk 0:19:07] } 21. Rd1 { [%eval -1.47] [%clk 0:19:35] } 21... Qd7?! { [%eval -0.69] } { Inaccuracy. Qc7 was best. } { [%clk 0:18:55] } 22. Rfe1?! { [%eval -1.81] } { Inaccuracy. fxe5 was best. } { [%clk 0:19:33] } 22... Nh5?? { [%eval 0.24] } { Blunder. Qc6 was best. } { [%clk 0:18:39] } 23. fxe5 { [%eval 0.27] [%clk 0:19:33] } 23... f4?? { [%eval 3.59] } { Blunder. Qc6 was best. } { [%clk 0:17:35] } 24. Qc3?? { [%eval -1.97] } { Blunder. Qd4 was best. } { [%clk 0:19:35] } 24... Rac8?? { [%eval 5.79] } { Blunder. Qa7+ was best. } { [%clk 0:17:30] } 25. Qd4?! { [%eval 4.31] } { Inaccuracy. e6+ was best. } { [%clk 0:19:35] } 25... Red8?? { [%eval 11.14] } { Blunder. Qf5 was best. } { [%clk 0:16:49] } 26. e6+ { [%eval 10.75] [%clk 0:19:33] } 26... Kh6?! { [%eval #10] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:16:13] } 27. exd7 { [%eval #13] [%clk 0:19:36] } 27... Rxd7 { [%eval #7] [%clk 0:16:16] } 28. Nf3? { [%eval 7.51] } { Lost forced checkmate sequence. Ng4+ was best. } { [%clk 0:19:31] } 1-0