Event: Round 8: Jumabayev, Rinat - Jiang, Haochen
Date: 2025-05-14
White: Jumabayev, Rinat
WhiteTitle: GM
WhiteElo: 2551
Black: Jiang, Haochen
BlackElo: 2439
Result: 0-1
ECO: D31
Opening: Queen's Gambit Declined: Queen's Knight Variation
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:30:30] } 1... e6 { [%eval 0.25] [%clk 1:30:30] } 2. Nc3 { [%eval 0.18] [%clk 1:30:30] } 2... d5 { [%eval 0.29] [%clk 1:30:30] } 3. d4 { [%eval 0.18] [%clk 1:30:30] } 3... Nc6 { [%eval 0.35] [%clk 1:30:30] } 4. Nf3 { [%eval 0.43] [%clk 1:30:30] } 4... Nf6 { [%eval 0.34] [%clk 1:30:30] } 5. Bg5 { [%eval 0.43] [%clk 1:30:30] } 5... dxc4 { [%eval 0.43] [%clk 1:30:30] } 6. Qa4?! { [%eval -0.32] } { Inaccuracy. e3 was best. } { [%clk 1:30:30] } 6... Bb4 { [%eval -0.21] [%clk 1:30:30] } 7. a3 { [%eval -0.48] [%clk 1:30:30] } 7... Bxc3+ { [%eval -0.43] [%clk 1:30:30] } 8. bxc3 { [%eval -0.68] [%clk 1:30:30] } 8... Qd5 { [%eval -0.61] [%clk 1:30:30] } 9. Bxf6 { [%eval -0.66] [%clk 1:30:30] } 9... gxf6 { [%eval -0.72] [%clk 1:30:30] } 10. Qc2 { [%eval -0.97] [%clk 1:30:30] } 10... Na5 { [%eval -0.6] [%clk 1:30:30] } 11. e4 { [%eval -0.62] [%clk 1:30:30] } 11... Qc6 { [%eval -0.77] [%clk 1:30:30] } 12. Be2 { [%eval -0.6] [%clk 1:30:30] } 12... Bd7 { [%eval -0.43] [%clk 1:30:30] } 13. O-O { [%eval -0.53] [%clk 1:30:30] } 13... O-O-O { [%eval -0.56] [%clk 1:30:30] } 14. Rab1 { [%eval -0.39] [%clk 1:30:30] } 14... Rhg8 { [%eval -0.3] [%clk 1:30:30] } 15. Rfe1 { [%eval -0.36] [%clk 1:30:30] } 15... Nb3 { [%eval -0.25] [%clk 1:30:30] } 16. Bf1 { [%eval -0.19] [%clk 1:30:30] } 16... e5 { [%eval 0.17] [%clk 1:30:30] } 17. Re3?! { [%eval -0.46] } { Inaccuracy. g3 was best. } { [%clk 1:30:30] } 17... Bg4?! { [%eval 0.11] } { Inaccuracy. Qa4 was best. } { [%clk 1:30:30] } 18. d5 { [%eval 0.22] [%clk 1:30:30] } 18... Qd6 { [%eval 0.27] [%clk 1:30:30] } 19. Bxc4 { [%eval 0.43] [%clk 1:30:30] } 19... Bxf3 { [%eval 0.84] [%clk 1:30:30] } 20. Rxf3 { [%eval 0.91] [%clk 1:30:30] } 20... Nc5 { [%eval 0.94] [%clk 1:30:30] } 21. Be2 { [%eval 0.74] [%clk 1:30:30] } 21... Rg5 { [%eval 1.16] [%clk 1:30:30] } 22. Rg3? { [%eval 0.0] } { Mistake. g3 was best. } { [%clk 1:30:30] } 22... Rdg8 { [%eval 0.01] [%clk 1:30:30] } 23. Bh5 { [%eval 0.21] [%clk 1:30:30] } 23... R8g7 { [%eval 0.14] [%clk 1:30:30] } 24. Qe2 { [%clk 1:30:30] } 24... Kd8 { [%clk 1:30:30] } 25. Bg4 { [%clk 1:30:30] } 25... b6 { [%clk 1:30:30] } 26. Kh1 { [%clk 1:30:30] } 26... a5 { [%clk 1:30:30] } 27. Rd1 { [%clk 1:30:30] } 0-1