Event: IV Rio Chess Open 2025 - BLZ
Site: idChess.com
Date: 2025-04-24
White: De Siqueira, Luigy Lira
WhiteTitle: FM
WhiteElo: 2259
Black: De Almeida, Roberto A. Ferreira
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Old Sicilian
Variant: Standard
TimeControl: 180+2

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... Nc6 { [%eval 0.25] } 3. Nc3 { [%eval 0.2] } 3... Nf6 { [%eval 0.38] } 4. e5?! { [%eval -0.33] } { Inaccuracy. Bb5 was best. } 4... Ng4 { [%eval -0.35] } 5. Qe2 { [%eval -0.34] } 5... Qc7?! { [%eval 0.53] } { Inaccuracy. f6 was best. } 6. Nd5 { [%eval 0.14] } 6... Qb8 { [%eval 0.56] } 7. d3?? { [%eval -1.21] } { Blunder. d4 was best. } 7... e6 { [%eval -1.22] } 8. Nc3 { [%eval -1.71] } 8... Ngxe5 { [%eval -1.62] } 9. Bf4? { [%eval -3.24] } { Mistake. Nxe5 was best. } 9... Nxf3+?! { [%eval -1.99] } { Inaccuracy. Nxd3+ was best. } 10. Qxf3 { [%eval -2.04] } 10... d6 { [%eval -1.81] } 11. O-O-O { [%eval -1.97] } 11... Be7 { [%eval -1.51] } 12. Qg3 { [%eval -1.55] } 12... O-O? { [%eval -0.39] } { Mistake. Kf8 was best. } 13. Ne4 { [%eval -0.68] } 13... e5?! { [%eval 0.16] } { Inaccuracy. Ne5 was best. } 14. Bh6 { [%eval 0.16] } 14... g6 { [%eval 0.33] } 15. Bxf8? { [%eval -0.86] } { Mistake. h4 was best. } 15... Kxf8 { [%eval -0.87] } 16. Be2?! { [%eval -1.46] } { Inaccuracy. h4 was best. } 16... d5 { [%eval -1.4] } 17. Ng5? { [%eval -3.1] } { Mistake. Nd2 was best. } 17... Qd6? { [%eval -1.27] } { Mistake. Nd4 was best. } 18. h4 { [%eval -1.6] } 18... Qf6?? { [%eval 6.35] } { Blunder. h6 was best. } 19. Nxh7+ { [%eval 6.37] } 19... Kg7 { [%eval 6.84] } 20. Nxf6 { [%eval 6.8] } 20... Bxf6 { [%eval 6.63] } 21. h5 { [%eval 6.45] } 21... g5 { [%eval 7.27] } 22. h6+ { [%eval 7.15] } 22... Kh7? { [%eval #10] } { Checkmate is now unavoidable. Kg8 was best. } 23. Bg4? { [%eval 7.57] } { Lost forced checkmate sequence. Qf3 was best. } 23... Be6? { [%eval #9] } { Checkmate is now unavoidable. e4 was best. } 24. Qf3 { [%eval #8] } 1-0