Event: Round 7: Decoster, Frederic - Ziegler, Ari
Site: https://lichess.org/broadcast/european-chess-club-cup-2025--open-matches-17/round-7/A1z1TVI4/0uGA6PDw
Date: 2025-10-25
White: Decoster, Frederic
WhiteTitle: FM
WhiteElo: 2288
Black: Ziegler, Ari
BlackTitle: IM
BlackElo: 2297
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation
Variant: Standard

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.24] } 2. Nf3 { [%eval 0.2] } 2... Nc6 { [%eval 0.3] } 3. d4 { [%eval 0.27] } 3... cxd4 { [%eval 0.27] } 4. Nxd4 { [%eval 0.21] [%clk 0:00:00] } 4... Nf6 { [%eval 0.19] [%clk 0:00:00] } 5. Nc3 { [%eval 0.26] } 5... e5 { [%eval 0.34] } 6. Ndb5 { [%eval 0.31] [%clk 0:00:00] } 6... d6 { [%eval 0.34] [%clk 0:00:00] } 7. Nd5 { [%eval 0.25] [%clk 0:00:00] } 7... Nxd5 { [%eval 0.17] } 8. exd5 { [%eval 0.26] [%clk 0:00:00] } 8... Nb8 { [%eval 0.27] [%clk 0:00:00] } 9. a4 { [%eval 0.26] [%clk 0:00:00] } 9... Be7 { [%eval 0.3] [%clk 0:00:00] } 10. Bd2 { [%eval 0.3] [%clk 0:00:00] } 10... O-O { [%eval 0.28] [%clk 0:00:00] } 11. Be2 { [%eval 0.35] [%clk 0:00:00] } 11... f5 { [%eval 0.35] [%clk 0:00:00] } 12. a5 { [%eval 0.3] [%clk 0:00:00] } 12... a6 { [%eval 0.56] [%clk 0:00:00] } 13. Na3 { [%eval 0.49] [%clk 0:00:00] } 13... Nd7 { [%eval 0.62] [%clk 0:00:00] } 14. Nc4 { [%eval 0.6] [%clk 0:00:00] } 14... Qe8 { [%eval 0.97] [%clk 0:00:00] } 15. O-O { [%eval 0.89] [%clk 0:00:00] } 15... Qf7?! { [%eval 1.66] } { Inaccuracy. f4 was best. } { [%clk 0:00:00] } 16. Bb4 { [%eval 1.44] [%clk 0:00:00] } 16... Qf6 { [%eval 1.61] [%clk 0:00:00] } 17. Qd3 { [%eval 1.57] [%clk 0:00:00] } 17... Rd8 { [%eval 1.53] [%clk 0:00:00] } 18. Qa3 { [%eval 1.64] [%clk 0:00:00] } 18... Nc5 { [%eval 1.86] [%clk 0:00:00] } 19. Rad1 { [%eval 1.81] [%clk 0:00:00] } 19... g5?! { [%eval 2.78] } { Inaccuracy. Ne4 was best. } { [%clk 0:00:00] } 20. Nb6?! { [%eval 1.79] } { Inaccuracy. Rfe1 was best. } { [%clk 0:00:00] } 20... Rb8 { [%eval 1.77] [%clk 0:00:00] } 21. c4 { [%eval 1.35] [%clk 0:00:00] } 21... Bd7?! { [%eval 2.03] } { Inaccuracy. Nd7 was best. } { [%clk 0:00:00] } 22. f3 { [%eval 1.96] [%clk 0:00:00] } 22... Be8 { [%eval 2.03] [%clk 0:00:00] } 23. Be1 { [%eval 2.05] [%clk 0:00:00] } 23... Bf7 { [%eval 1.95] [%clk 0:00:00] } 24. Bf2 { [%eval 1.91] [%clk 0:00:00] } 24... Nd7 { [%eval 1.91] [%clk 0:00:00] } 25. Nxd7 { [%eval 1.59] } 25... Rxd7 { [%eval 1.52] } 26. b4 { [%eval 1.53] [%clk 0:00:00] } 26... Kh8 { [%eval 1.89] [%clk 0:00:00] } 27. Rd2 { [%eval 1.86] [%clk 0:00:00] } 27... Bf8 { [%eval 2.07] [%clk 0:00:00] } 28. Rfd1 { [%eval 1.97] [%clk 0:00:00] } 28... Rbd8 { [%eval 2.14] [%clk 0:00:00] } 29. Bb6 { [%eval 2.13] [%clk 0:00:00] } 29... Rc8 { [%eval 2.09] [%clk 0:00:00] } 30. c5?? { [%eval 0.29] } { Blunder. b5 was best. } { [%clk 0:00:00] } 30... dxc5 { [%eval 0.42] [%clk 0:00:00] } 31. Bxc5 { [%eval 0.2] [%clk 0:00:00] } 31... Bd6 { [%eval 0.19] [%clk 0:00:00] } 32. Qe3 { [%eval 0.15] [%clk 0:00:00] } 32... f4 { [%eval 0.13] [%clk 0:00:00] } 33. Qf2 { [%eval 0.04] [%clk 0:00:00] } 33... Qe7 { [%eval 0.05] [%clk 0:00:00] } 34. Rc2?! { [%eval -0.6] } { Inaccuracy. Bxd6 was best. } { [%clk 0:00:00] } 34... Bxc5 { [%eval -0.4] [%clk 0:00:00] } 35. Rxc5 { [%eval -0.46] } 35... Rxc5 { [%eval -0.51] } 36. bxc5 { [%eval -0.55] [%clk 0:00:00] } 36... Bxd5 { [%eval -0.68] [%clk 0:00:00] } 37. Kf1? { [%eval -1.99] } { Mistake. h3 was best. } { [%clk 0:00:00] } 37... Bc6 { [%eval -1.83] [%clk 0:00:00] } 38. Ke1?? { [%eval -4.6] } { Blunder. Qe1 was best. } { [%clk 0:00:00] } 38... Qd8 { [%eval -4.47] [%clk 0:00:00] } 39. Rxd7 { [%eval -4.37] [%clk 0:00:00] } 39... Bxd7 { [%eval -4.64] [%clk 0:00:00] } 40. g3?! { [%eval -7.69] } { Inaccuracy. Kf1 was best. } 40... Qxa5+ { [%eval -7.78] [%clk 0:00:00] } 41. Kf1 { [%eval -7.24] [%clk 0:00:00] } 41... Bh3+ { [%eval -7.06] [%clk 0:00:00] } 0-1