Event: IV Rio Chess Open 2025 - RPD
Site: idChess.com
Date: 2025-05-09
White: Marra, Eduardo da Costa
WhiteTitle: FM
WhiteElo: 2219
Black: Eidelman, Daniel Cancio
BlackElo: 1752
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Old Sicilian
Variant: Standard
TimeControl: 600+5

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... Nc6 { [%eval 0.25] } 3. Bc4 { [%eval 0.0] } 3... g6 { [%eval 0.46] } 4. O-O { [%eval 0.37] } 4... Bg7 { [%eval 0.2] } 5. c3 { [%eval 0.21] } 5... e5 { [%eval 0.61] } 6. d4 { [%eval 0.62] } 6... cxd4 { [%eval 0.7] } 7. cxd4 { [%eval 0.75] } 7... Nxd4?! { [%eval 1.56] } { Inaccuracy. exd4 was best. } 8. Nxd4 { [%eval 2.01] } 8... exd4 { [%eval 1.9] } 9. Bf4 { [%eval 1.53] } 9... Ne7 { [%eval 1.57] } 10. Bd6 { [%eval 1.53] } 10... O-O { [%eval 1.49] } 11. Na3?! { [%eval 0.91] } { Inaccuracy. Qa4 was best. } 11... a6 { [%eval 0.68] } 12. Qb3?! { [%eval 0.07] } { Inaccuracy. Bb3 was best. } 12... b5 { [%eval 0.16] } 13. Bd5 { [%eval 0.29] } 13... Ra7 { [%eval 0.23] } 14. Bc5 { [%eval -0.23] } 14... Rc7 { [%eval 0.13] } 15. Bb6 { [%eval 0.0] } 15... Nxd5 { [%eval 0.0] } 16. exd5 { [%eval 0.0] } 16... d6?! { [%eval 0.9] } { Inaccuracy. Bb7 was best. } 17. Nc2 { [%eval 0.96] } 17... Qd7 { [%eval 0.96] } 18. Bxc7 { [%eval 1.02] } 18... Qxc7 { [%eval 0.93] } 19. Nb4 { [%eval 0.96] } 19... Qb6 { [%eval 1.08] } 20. Rac1 { [%eval 1.15] } 20... Bb7?! { [%eval 2.08] } { Inaccuracy. Bh6 was best. } 21. Nc6 { [%eval 2.31] } 21... a5?! { [%eval 3.04] } { Inaccuracy. Bh6 was best. } 22. Qg3 { [%eval 3.05] } 22... Bxc6 { [%eval 3.64] } 23. Rxc6 { [%eval 3.98] } 23... Qb8 { [%eval 3.93] } 24. Qxd6 { [%eval 3.93] } 24... Qxd6 { [%eval 4.34] } 25. Rxd6 { [%eval 4.31] } 25... Rc8 { [%eval 4.66] } 26. Rc6 { [%eval 4.49] } 26... Rd8 { [%eval 4.6] } 27. Rc5 { [%eval 4.66] } 27... Rb8 { [%eval 5.09] } 28. Rfc1 { [%eval 5.03] } 28... d3 { [%eval 5.46] } 29. Rc8+ { [%eval 5.7] } 29... Rxc8 { [%eval 5.63] } 30. Rxc8+ { [%eval 5.6] } 30... Bf8 { [%eval 5.59] } 31. Kf1 { [%eval 5.37] } 31... Kg7 { [%eval 5.53] } 32. Ke1 { [%eval 5.67] } 32... Bb4+ { [%eval 5.64] } 33. Kd1 { [%eval 5.44] } 33... Bd6 { [%eval 5.58] } 34. Kd2 { [%eval 5.47] } 34... Be5 { [%eval 5.73] } 35. Kxd3 { [%eval 5.59] } 35... Bxb2?! { [%eval 7.44] } { Inaccuracy. a4 was best. } 36. d6 { [%eval 6.92] } 36... Be5 { [%eval 8.06] } 37. d7 { [%eval 7.92] } 37... Bf6 { [%eval 7.9] } 38. d8=Q { [%eval 7.77] } 38... Be7? { [%eval #5] } { Checkmate is now unavoidable. Bxd8 was best. } 1-0