Event: IV Niterói Chess Open 2024 - BLZ
Site: idChess.com
Date: 2024-08-30
White: Laba, Otavio De Souza
WhiteElo: 1891
Black: Moura, Eduardo Eugenio Chaves
BlackTitle: NM
Result: 1-0
ECO: A57
Opening: Benko Gambit: Zaitsev System
Variant: Standard
TimeControl: 180+2

1. d4 { [%eval 0.17] } 1... c5 { [%eval 0.65] } 2. d5 { [%eval 0.45] } 2... Nf6 { [%eval 0.59] } 3. c4 { [%eval 0.62] } 3... b5 { [%eval 0.58] } 4. cxb5 { [%eval 0.59] } 4... a6 { [%eval 0.66] } 5. Nc3 { [%eval 0.27] } 5... axb5 { [%eval 0.32] } 6. Nxb5 { [%eval 0.38] } 6... Qa5+ { [%eval 0.55] } 7. Nc3 { [%eval 0.49] } 7... Ne4 { [%eval 0.45] } 8. Bd2 { [%eval -0.09] } 8... Nxd2 { [%eval -0.08] } 9. Qxd2 { [%eval -0.02] } 9... g6 { [%eval -0.13] } 10. e4 { [%eval -0.19] } 10... Bg7 { [%eval -0.13] } 11. f4 { [%eval -0.2] } 11... O-O { [%eval -0.21] } 12. Nf3 { [%eval -0.22] } 12... d6 { [%eval -0.16] } 13. Be2 { [%eval -0.21] } 13... Bg4 { [%eval -0.08] } 14. O-O { [%eval -0.14] } 14... Nd7 { [%eval -0.15] } 15. Qc2?! { [%eval -0.82] } { Inaccuracy. h3 was best. } 15... Rfb8 { [%eval -0.72] } 16. a4 { [%eval -1.2] } 16... Rb4 { [%eval -0.66] } 17. Bb5 { [%eval -0.75] } 17... Nb6 { [%eval -0.62] } 18. Nd2?? { [%eval -2.64] } { Blunder. Kh1 was best. } 18... Bd7?? { [%eval -0.82] } { Blunder. Rxb2 was best. } 19. Nb3? { [%eval -2.23] } { Mistake. Rab1 was best. } 19... Qa7 { [%eval -2.28] } 20. Bxd7 { [%eval -2.3] } 20... Qxd7?! { [%eval -1.47] } { Inaccuracy. c4 was best. } 21. a5?! { [%eval -2.52] } { Inaccuracy. Nd2 was best. } 21... Nc8?? { [%eval 0.0] } { Blunder. Nc4 was best. } 1-0