Event: Round 4: Tacuchian, Marcelo Oliveira - Ryabukhina, Veronika
Date: 2025-03-03
White: Tacuchian, Marcelo Oliveira
WhiteElo: 1616
Black: Ryabukhina, Veronika
BlackTitle: WCM
BlackElo: 1856
Result: 0-1
ECO: A13
Opening: English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] } 1... e6 { [%eval 0.25] [%clk 1:30:16] } 2. g3 { [%eval 0.14] } 2... d5 { [%eval 0.17] [%clk 1:30:19] } 3. Bg2 { [%eval 0.15] } 3... Nf6 { [%eval 0.14] [%clk 1:30:40] } 4. Nf3 { [%eval 0.13] } 4... c6 { [%eval 0.19] [%clk 1:30:47] } 5. b3 { [%eval 0.16] } 5... Bd6 { [%eval 0.26] [%clk 1:30:56] } 6. Bb2 { [%eval 0.32] } 6... O-O { [%eval 0.29] [%clk 1:28:52] } 7. Qc2 { [%eval 0.26] } 7... Nbd7 { [%eval 0.42] [%clk 1:28:07] } 8. d3?! { [%eval -0.2] } { Inaccuracy. d4 was best. } 8... b6 { [%eval 0.21] [%clk 1:26:08] } 9. Nbd2 { [%eval 0.01] } 9... Bb7 { [%eval 0.01] [%clk 1:25:43] } 10. O-O { [%eval -0.12] } 10... e5 { [%eval -0.1] [%clk 1:23:17] } 11. Rfd1 { [%eval -0.19] } 11... Re8 { [%eval -0.2] [%clk 1:12:08] } 12. Ne1 { [%eval -0.43] } 12... Qe7 { [%eval -0.3] [%clk 1:11:16] } 13. cxd5 { [%eval -0.67] } 13... cxd5 { [%eval -0.62] [%clk 1:11:11] } 14. e4 { [%eval -0.86] } 14... Rac8 { [%eval -0.79] [%clk 1:10:02] } 15. Qb1 { [%eval -0.74] } 15... Bb8 { [%eval -0.56] [%clk 1:07:05] } 16. Rc1 { [%eval -0.84] } 16... Nc5 { [%eval -0.38] [%clk 0:59:29] } 17. Ba3 { [%eval -0.4] } 17... dxe4 { [%eval -0.34] [%clk 0:45:03] } 18. Nxe4?! { [%eval -0.92] } { Inaccuracy. Bxc5 was best. } 18... Nfxe4 { [%eval -0.79] [%clk 0:44:35] } 19. Bxe4 { [%eval -1.07] } 19... Bd6 { [%eval -1.05] [%clk 0:41:56] } 20. Bxb7 { [%eval -0.96] } 20... Qxb7 { [%eval -1.03] [%clk 0:40:06] } 21. Rc4 { [%eval -1.18] } 21... b5 { [%eval -0.79] [%clk 0:36:24] } 22. Bxc5?? { [%eval -3.76] } { Blunder. Rc2 was best. } 22... Bxc5 { [%eval -3.75] [%clk 0:35:28] } 23. Rxc5 { [%eval -4.16] } 23... Rxc5 { [%eval -4.12] [%clk 0:35:50] } 24. Qd1 { [%eval -4.19] } 24... Rec8 { [%eval -4.1] [%clk 0:33:23] } 25. a4 { [%eval -4.46] } 25... b4 { [%eval -4.35] [%clk 0:31:38] } 26. Nf3 { [%eval -4.75] } 26... f6 { [%eval -4.38] [%clk 0:28:34] } 27. Nd2 { [%eval -4.37] } 27... Qd5 { [%eval -3.86] [%clk 0:27:45] } 28. Ne4 { [%eval -4.65] } 28... R5c7 { [%eval -4.68] [%clk 0:26:52] } 29. Qf3 { [%eval -4.99] } 29... Rd8 { [%eval -4.8] [%clk 0:25:06] } 30. Rd1 { [%eval -5.0] } 30... Qxb3 { [%eval -4.95] [%clk 0:24:50] } 31. Qg4 { [%eval -6.27] } 31... Qf7 { [%eval -5.06] [%clk 0:16:41] } 32. h4 { [%eval -5.78] } 32... Rd4 { [%eval -4.82] [%clk 0:15:44] } 33. Qf3 { [%eval -4.84] } 33... h6 { [%eval -4.7] [%clk 0:13:42] } 34. g4 { [%eval -4.65] } 34... b3 { [%eval -4.59] [%clk 0:12:49] } 35. Kh2 { [%eval -5.12] } 35... Qd7 { [%eval -4.87] [%clk 0:10:09] } 36. Ng3?! { [%eval -7.34] } { Inaccuracy. a5 was best. } 36... Qxg4 { [%eval -7.0] [%clk 0:07:54] } 37. Kg1?? { [%eval #-7] } { Checkmate is now unavoidable. Qa8+ was best. } 0-1