Event: 87o Campeonato Brasileiro Absoluto Final Aberta
Site: Cuiaba MT
Date: 2021-11-02
White: Boabaid, Jorge Alberto Duardes
WhiteElo: 1712
Black: Costa, Kerginaldo Brito Da
BlackElo: 1926
Result: 0-1
ECO: B43
Opening: Sicilian Defense: Kan Variation, Knight Variation
Variant: Standard

1. e4 { [%eval 0.24] } 1... c5 { [%eval 0.32] } 2. Nf3 { [%eval 0.0] } 2... e6?! { [%eval 0.54] } { Inaccuracy. d6 was best. } 3. d4 { [%eval 0.42] } 3... cxd4 { [%eval 0.55] } 4. Nxd4 { [%eval 0.23] } 4... a6 { [%eval 0.6] } 5. Nc3 { [%eval 0.37] } 5... Qc7 { [%eval 0.24] } 6. Be2 { [%eval -0.13] } 6... b5 { [%eval 0.47] } 7. a3 { [%eval 0.0] } 7... Bb7 { [%eval -0.02] } 8. Be3?! { [%eval -0.56] } { Inaccuracy. Qd3 was best. } 8... Nf6 { [%eval -0.6] } 9. f3 { [%eval -0.18] } 9... Be7 { [%eval -0.52] } 10. Qd3 { [%eval -0.68] } 10... O-O { [%eval -0.74] } 11. O-O { [%eval -0.65] } 11... d6 { [%eval -0.63] } 12. f4? { [%eval -1.69] } { Mistake. Rfd1 was best. } 12... Nbd7 { [%eval -1.69] } 13. Nb3 { [%eval -1.63] } 13... Rac8?! { [%eval -1.07] } { Inaccuracy. Nc5 was best. } 14. Rad1? { [%eval -2.43] } { Mistake. Bf2 was best. } 14... Nb6? { [%eval -1.27] } { Mistake. Nc5 was best. } 15. Bc1?? { [%eval -3.8] } { Blunder. Nd2 was best. } 15... Nc4?? { [%eval -1.45] } { Blunder. Na4 was best. } 16. Qf3?! { [%eval -2.52] } { Inaccuracy. f5 was best. } 16... Nxa3 { [%eval -2.29] } 17. Bd3 { [%eval -2.52] } 17... Nxc2 { [%eval -3.42] } 18. Qh3 { [%eval -1.8] } 18... Nb4 { [%eval -1.68] } 19. Bb1 { [%eval -1.89] } 19... g6?! { [%eval -1.08] } { Inaccuracy. e5 was best. } 20. f5 { [%eval -0.97] } 20... d5?! { [%eval 0.0] } { Inaccuracy. exf5 was best. } 21. e5 { [%eval 0.06] } 21... exf5?? { [%eval 2.16] } { Blunder. Nh5 was best. } 22. exf6 { [%eval 2.34] } 22... Bxf6 { [%eval 1.88] } 23. Rxf5 { [%eval 2.48] } 23... Qb6+?! { [%eval 3.78] } { Inaccuracy. Bg7 was best. } 24. Kh1?? { [%eval 0.74] } { Blunder. Be3 was best. } 24... d4 { [%eval 0.84] } 25. Ne4 { [%eval 0.62] } 25... Bg7?! { [%eval 1.29] } { Inaccuracy. Rxc1 was best. } 26. Nbc5?? { [%eval -4.28] } { Blunder. Ng5 was best. } 26... gxf5 { [%eval -3.77] } 27. Nf6+? { [%eval -6.46] } { Mistake. Nd7 was best. } 27... Qxf6 { [%eval -6.46] } 28. Nxb7 { [%eval -6.76] } 28... d3 { [%eval -6.78] } 29. Bd2 { [%eval -7.84] } 29... Qxb2 { [%eval -7.59] } 30. Bxb4 { [%eval -8.42] } 30... Qxb4 { [%eval -7.53] } 31. Qxf5 { [%eval -7.57] } 31... Rfe8 { [%eval -7.0] } 32. Rf1 { [%eval -7.7] } 32... Rc7 { [%eval -7.18] } 33. Bxd3 { [%eval -8.04] } 33... Rxb7 { [%eval -7.92] } 34. Qxh7+ { [%eval -8.05] } 34... Kf8 { [%eval -7.97] } 35. Qf5 { [%eval -7.59] } 35... Qe7 { [%eval -7.46] } 36. h3 { [%eval -8.57] } 36... Qe5 { [%eval -7.62] } 37. Qf3 { [%eval -8.06] } 37... Rbe7 { [%eval -8.32] } 38. h4 { [%eval -8.05] } 38... Qe3 { [%eval -7.4] } 39. Qf5 { [%eval -8.67] } 39... Qg3 { [%eval -8.13] } 40. Qh7 { [%eval -59.15] } 40... Re1 { [%eval -60.84] } 41. Qh5?! { [%eval #-9] } { Checkmate is now unavoidable. Qf5 was best. } 41... Rxf1+ { [%eval #-8] } 42. Bxf1 { [%eval #-8] } 42... Qf2? { [%eval -8.15] } { Lost forced checkmate sequence. Be5 was best. } 0-1