Event: 87o Campeonato Brasileiro Absoluto Final Aberta
Site: Cuiaba MT
Date: 2021-10-29
White: Costa, Kerginaldo Brito Da
WhiteElo: 1926
Black: Nogueira, Ivan Kuhlmann
BlackElo: 2237
Result: 0-1
ECO: B05
Opening: Alekhine Defense: Modern Variation, Main Line
Variant: Standard

1. e4 { [%eval 0.24] } 1... Nf6 { [%eval 0.29] } 2. e5 { [%eval 0.35] } 2... Nd5 { [%eval 0.89] } 3. d4 { [%eval 0.79] } 3... d6 { [%eval 0.78] } 4. Nf3 { [%eval 0.4] } 4... Bg4 { [%eval 0.8] } 5. Be2 { [%eval 0.86] } 5... Nc6 { [%eval 0.64] } 6. c4 { [%eval 0.82] } 6... Nb6 { [%eval 0.9] } 7. exd6 { [%eval 0.85] } 7... cxd6?! { [%eval 1.62] } { Inaccuracy. exd6 was best. } 8. Be3?? { [%eval 0.0] } { Blunder. d5 was best. } 8... Bxf3 { [%eval 0.12] } 9. gxf3 { [%eval 0.1] } 9... d5 { [%eval 0.24] } 10. c5 { [%eval 0.29] } 10... Nc8 { [%eval 0.33] } 11. Qd2 { [%eval 0.19] } 11... g6 { [%eval -0.5] } 12. h4 { [%eval 0.09] } 12... h5 { [%eval 0.06] } 13. b4 { [%eval -0.06] } 13... a6 { [%eval -0.13] } 14. a3? { [%eval -1.23] } { Mistake. a4 was best. } 14... Bg7 { [%eval -1.16] } 15. Ra2? { [%eval -2.58] } { Mistake. a4 was best. } 15... e6 { [%eval -2.76] } 16. f4?! { [%eval -4.07] } { Inaccuracy. Kf1 was best. } 16... N8e7 { [%eval -3.73] } 17. b5 { [%eval -4.14] } 17... axb5 { [%eval -3.87] } 18. Bxb5 { [%eval -4.32] } 18... Nf5 { [%eval -4.67] } 19. Nc3 { [%eval -4.21] } 19... O-O { [%eval -4.37] } 20. Ne2 { [%eval -4.25] } 20... Nxh4 { [%eval -3.74] } 21. Rh3 { [%eval -4.03] } 21... Nf5 { [%eval -4.21] } 22. Kf1 { [%eval -3.97] } 22... Na5 { [%eval -3.4] } 23. a4 { [%eval -3.35] } 23... Qf6 { [%eval -3.17] } 24. Ra1? { [%eval -6.09] } { Mistake. Qd3 was best. } 24... Nb3 { [%eval -5.67] } 25. Qb2 { [%eval -6.25] } 25... Nxc5 { [%eval -6.28] } 26. Re1 { [%eval -7.17] } 26... Nxa4 { [%eval -7.15] } 0-1