Event: Round 3: Brzezina, Piotr - Sidorenja, Radion
Site: https://lichess.org/broadcast/fide-world-youth-chess-championships-2025--open-u14/round-3/E6Ju1mIP/oAPSI7R6
Date: 2025-10-06
White: Brzezina, Piotr
WhiteTitle: FM
WhiteElo: 2330
Black: Sidorenja, Radion
BlackElo: 2053
Result: 0-1
ECO: B32
Opening: Sicilian Defense: Kalashnikov 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] } 4... e5 { [%eval 0.42] } 5. Nb5 { [%eval 0.21] } 5... d6 { [%eval 0.37] } 6. N1c3 { [%eval 0.25] } 6... a6 { [%eval 0.3] } 7. Na3 { [%eval 0.3] } 7... Be6 { [%eval 0.33] } 8. Nc4 { [%eval 0.57] } 8... Be7 { [%eval 0.58] } 9. Be3 { [%eval 0.46] } 9... Nf6 { [%eval 0.48] } 10. Be2 { [%eval 0.12] } 10... O-O { [%eval 0.41] } 11. Nb6 { [%eval 0.4] } 11... Rb8 { [%eval 0.38] } 12. O-O { [%eval 0.45] } 12... h6 { [%eval 0.43] } 13. f3 { [%eval 0.19] } 13... Nd7 { [%eval 0.28] } 14. Ncd5 { [%eval 0.22] } 14... Bg5 { [%eval 0.2] } 15. Bf2 { [%eval 0.25] } 15... Nc5?! { [%eval 1.05] } { Inaccuracy. Nxb6 was best. } 16. c3 { [%eval 0.98] } 16... f5 { [%eval 1.28] } 17. exf5 { [%eval 1.17] } 17... Bxf5 { [%eval 1.2] } 18. Bxc5 { [%eval 1.23] } 18... dxc5 { [%eval 1.12] } 19. Bd3 { [%eval 1.18] } 19... Be6 { [%eval 1.27] } 20. Qe2 { [%eval 1.24] } 20... Kh8 { [%eval 0.97] } 21. Rad1 { [%eval 1.19] } 21... Bg8?! { [%eval 1.79] } { Inaccuracy. Ne7 was best. } 22. Qe4?! { [%eval 0.88] } { Inaccuracy. Be4 was best. } 22... Ne7 { [%eval 1.02] } 23. Bc2 { [%eval 0.98] } 23... Nxd5 { [%eval 1.15] } 24. Nxd5 { [%eval 1.31] } 24... Qe8 { [%eval 1.22] } 25. g3 { [%eval 0.93] } 25... Qe6 { [%eval 1.25] } 26. Rfe1 { [%eval 1.11] } 26... Rbd8?! { [%eval 1.74] } { Inaccuracy. Bc1 was best. } 27. c4 { [%eval 1.74] } 27... Qh3 { [%eval 1.56] } 28. Rf1 { [%eval 1.61] } 28... Rde8 { [%eval 1.6] } 29. Rde1 { [%eval 1.49] } 29... h5 { [%eval 1.62] } 30. Qg6 { [%eval 1.49] } 30... Bh6 { [%eval 1.45] } 31. Re2 { [%eval 1.29] } 31... Re6 { [%eval 1.18] } 32. Qe4 { [%eval 1.24] } 32... Bg5 { [%eval 1.48] } 33. Rg2 { [%eval 1.51] } 33... Bd8 { [%eval 1.57] } 34. f4? { [%eval -0.05] } { Mistake. Qe3 was best. } 34... exf4 { [%eval -0.09] } 35. Nxf4?? { [%eval -2.85] } { Blunder. Qf3 was best. } 35... Rxe4 { [%eval -2.72] } 36. Ng6+ { [%eval -2.66] } 36... Kh7 { [%eval -2.64] } 37. Nxf8+ { [%eval -2.42] } 37... Kh6 { [%eval -2.59] } 38. Bxe4 { [%eval -2.38] } 38... Qg4 { [%eval -2.49] } 39. Bxb7? { [%eval -4.04] } { Mistake. Rd2 was best. } 39... Qd4+ { [%eval -3.92] } 40. Rgf2 { [%eval -4.0] } 40... Bxc4 { [%eval -4.03] } 41. Re1 { [%eval -4.07] } 41... Bf6 { [%eval -4.07] } 42. Re8 { [%eval -4.83] } 42... Qd1+ { [%eval -4.85] } 43. Kg2 { [%eval -4.82] } 43... Bd4 { [%eval -4.82] } 44. Bf3 { [%eval -4.97] } 44... Qc1 { [%eval -4.73] } 45. Rd8?! { [%eval -7.27] } { Inaccuracy. b3 was best. } 45... Bxf2 { [%eval -7.28] } 46. Rd6+ { [%eval -7.56] } 46... Kg5 { [%eval -7.42] } 47. Rg6+ { [%eval -9.75] } 47... Kf5 { [%eval -9.49] } 48. g4+? { [%eval #-6] } { Checkmate is now unavoidable. Kh3 was best. } 48... Kf4 { [%eval #-5] } 0-1