Event: IV Rio Chess Open 2025 - STD
Site: idChess.com
Date: 2025-04-24
White: Marra, Eduardo da Costa
WhiteTitle: FM
WhiteElo: 2208
Black: Limp, Eduardo Thelio
BlackTitle: IM
BlackElo: 2266
Result: 1/2-1/2
ECO: B67
Opening: Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
Variant: Standard
TimeControl: 5400+30

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... d6 { [%eval 0.31] } 3. d4 { [%eval 0.22] } 3... cxd4 { [%eval 0.19] } 4. Nxd4 { [%eval 0.18] } 4... Nf6 { [%eval 0.25] } 5. Nc3 { [%eval 0.32] } 5... Nc6 { [%eval 0.3] } 6. Bg5 { [%eval 0.25] } 6... e6 { [%eval 0.39] } 7. Qd2 { [%eval 0.39] } 7... a6 { [%eval 0.45] } 8. O-O-O { [%eval 0.47] } 8... Bd7 { [%eval 0.49] } 9. Kb1 { [%eval 0.42] } 9... h6 { [%eval 0.7] } 10. Be3 { [%eval 0.7] } 10... Ng4 { [%eval 0.79] } 11. Nxc6 { [%eval 0.92] } 11... Bxc6 { [%eval 0.85] } 12. Bf4 { [%eval 0.46] } 12... e5?! { [%eval 1.27] } { Inaccuracy. Qc7 was best. } 13. Bg3 { [%eval 1.15] } 13... Nf6 { [%eval 1.19] } 14. Bc4 { [%eval 1.29] } 14... b5 { [%eval 1.23] } 15. Bb3 { [%eval 1.19] } 15... Be7 { [%eval 1.04] } 16. Qe2 { [%eval 1.18] } 16... Qc7 { [%eval 1.26] } 17. Bh4 { [%eval 0.91] } 17... O-O?! { [%eval 1.6] } { Inaccuracy. g5 was best. } 18. Bxf6 { [%eval 1.41] } 18... Bxf6 { [%eval 1.44] } 19. Bd5 { [%eval 1.21] } 19... Rac8 { [%eval 1.51] } 20. Bxc6 { [%eval 1.48] } 20... Qxc6 { [%eval 1.45] } 21. Nd5 { [%eval 1.26] } 21... Bd8 { [%eval 1.22] } 22. Rd3 { [%eval 1.23] } 22... f5 { [%eval 1.79] } 23. Rf3?? { [%eval -0.12] } { Blunder. exf5 was best. } 23... Qc4 { [%eval -0.07] } 24. Re1 { [%eval -0.09] } 24... fxe4 { [%eval -0.05] } 25. Rxf8+ { [%eval -0.07] } 25... Kxf8 { [%eval -0.08] } 26. Qxe4 { [%eval -0.03] } 26... Qxe4 { [%eval -0.03] } 27. Rxe4 { [%eval -0.08] } 27... Kf7 { [%eval -0.06] } 28. b3 { [%eval -0.02] } 28... Ke6 { [%eval 0.0] } 29. c4 { [%eval -0.01] } 29... bxc4 { [%eval -0.02] } 30. bxc4 { [%eval -0.11] } 30... Bb6 { [%eval -0.07] } 31. Nxb6 { [%eval -0.03] } 31... Rb8 { [%eval 0.0] } 32. Re3 { [%eval 0.0] } 32... Rxb6+ { [%eval 0.0] } 33. Kc2 { [%eval 0.0] } 33... Rb4 { [%eval -0.03] } 34. Rc3 { [%eval -0.09] } 34... Rb7 { [%eval 0.0] } 35. a3 { [%eval -0.09] } 35... Rb4?? { [%eval 7.62] } { Blunder. h5 was best. } 36. Rg3?? { [%eval -2.55] } { Blunder. axb4 was best. } 36... Rb8?? { [%eval 0.9] } { Blunder. Rxc4+ was best. } 37. Rd3?! { [%eval -0.13] } { Inaccuracy. Rg6+ was best. } 37... Kd7 { [%eval 0.22] } 38. f3 { [%eval 0.0] } 1/2-1/2