Event: Round 8: De Moura Santiago Yago - Matsuura Everaldo
Date: 2023-06-17
White: De Moura Santiago Yago
WhiteTitle: GM
Black: Matsuura Everaldo
BlackTitle: GM
Result: 1-0
ECO: D27
Opening: Queen's Gambit Accepted: Classical Defense, Russian Gambit
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:03:02] } 1... d5 { [%eval 0.27] [%clk 0:03:02] } 2. c4 { [%eval 0.29] [%clk 0:03:03] } 2... dxc4 { [%eval 0.33] [%clk 0:03:02] } 3. Nf3 { [%eval 0.0] [%clk 0:03:04] } 3... Nf6 { [%eval 0.32] [%clk 0:03:02] } 4. e3 { [%eval 0.27] [%clk 0:03:05] } 4... c5 { [%eval 0.29] [%clk 0:03:02] } 5. Bxc4 { [%eval 0.21] [%clk 0:03:06] } 5... e6 { [%eval 0.37] [%clk 0:03:03] } 6. O-O { [%eval 0.35] [%clk 0:03:06] } 6... a6 { [%eval 0.4] [%clk 0:03:03] } 7. e4 { [%eval 0.14] [%clk 0:03:06] } 7... cxd4 { [%eval 0.57] [%clk 0:02:57] } 8. e5 { [%eval 0.32] [%clk 0:03:03] } 8... Nfd7 { [%eval 0.6] [%clk 0:02:57] } 9. Qxd4 { [%eval 0.43] [%clk 0:02:53] } 9... Nc6 { [%eval 0.43] [%clk 0:02:58] } 10. Qe4 { [%eval 0.24] [%clk 0:02:50] } 10... Qc7 { [%eval 0.36] [%clk 0:02:57] } 11. Bf4 { [%eval 0.16] [%clk 0:02:41] } 11... b5 { [%eval 0.38] [%clk 0:02:52] } 12. Be2 { [%eval 0.28] [%clk 0:02:17] } 12... Bb7 { [%eval 0.39] [%clk 0:02:48] } 13. Rc1 { [%eval 0.22] [%clk 0:02:13] } 13... Qb6 { [%eval 0.73] [%clk 0:01:50] } 14. Be3 { [%eval 0.73] [%clk 0:02:02] } 14... Bc5? { [%eval 2.05] } { Mistake. Ne7 was best. } { [%clk 0:01:04] } 15. Bxc5?? { [%eval -0.15] } { Blunder. Rxc5 was best. } { [%clk 0:02:00] } 15... Nxc5 { [%eval -0.21] [%clk 0:01:05] } 16. Qg4 { [%eval -0.5] [%clk 0:01:51] } 16... O-O { [%eval -0.54] [%clk 0:01:02] } 17. Qh5? { [%eval -2.13] } { Mistake. Nc3 was best. } { [%clk 0:01:17] } 17... Rad8 { [%eval -1.76] [%clk 0:00:52] } 18. Nbd2 { [%eval -1.8] [%clk 0:01:04] } 18... Nb4?! { [%eval -0.89] } { Inaccuracy. h6 was best. } { [%clk 0:00:46] } 19. Qh4 { [%eval -0.72] [%clk 0:00:25] } 19... Nbd3 { [%eval -0.71] [%clk 0:00:28] } 20. Rc3?! { [%eval -1.56] } { Inaccuracy. Rc2 was best. } { [%clk 0:00:21] } 20... Nxb2 { [%eval -1.83] [%clk 0:00:23] } 21. Rb1 { [%eval -1.61] [%clk 0:00:20] } 21... Nba4 { [%eval -1.64] [%clk 0:00:23] } 22. Re3 { [%eval -2.03] [%clk 0:00:19] } 22... Qa5? { [%eval -0.73] } { Mistake. Rd7 was best. } { [%clk 0:00:19] } 23. Rb4 { [%eval -0.61] [%clk 0:00:07] } 23... Ne4?? { [%eval 3.23] } { Blunder. Bxf3 was best. } { [%clk 0:00:06] } 24. Rbxe4 { [%eval 3.11] [%clk 0:00:06] } 24... Bxe4 { [%eval 3.8] [%clk 0:00:06] } 25. Nxe4 { [%eval 3.73] [%clk 0:00:06] } 25... h6 { [%eval 4.18] [%clk 0:00:00] } 26. g4 { [%eval 3.99] } 1-0