Event: ISF U15 Gymnasiade 2025 - Boys Blitz
Site: idChess.com
Date: 2025-04-10
White: Karvatskyi, Oleksii
WhiteTitle: CM
WhiteElo: 2142
Black: Jiang, Haochen
BlackElo: 2472
Result: 0-1
ECO: B43
Opening: Sicilian Defense: Kan Variation, Wing Attack
Variant: Standard
TimeControl: 300+3

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... e6 { [%eval 0.28] } 3. d4 { [%eval 0.4] } 3... cxd4 { [%eval 0.29] } 4. Nxd4 { [%eval 0.23] } 4... a6 { [%eval 0.42] } 5. Nc3 { [%eval 0.35] } 5... b5 { [%eval 0.24] } 6. Bd3 { [%eval 0.31] } 6... Bb7 { [%eval 0.3] } 7. O-O { [%eval 0.28] } 7... Nc6 { [%eval 0.36] } 8. Nxc6 { [%eval 0.41] } 8... Bxc6 { [%eval 0.5] } 9. Re1 { [%eval 0.5] } 9... Bd6 { [%eval 0.46] } 10. a4 { [%eval 0.34] } 10... b4 { [%eval 0.24] } 11. Nd5 { [%eval 0.28] } 11... Ne7 { [%eval 0.75] } 12. Qg4 { [%eval 0.24] } 12... Ng6 { [%eval 0.25] } 13. e5 { [%eval 0.16] } 13... Bc5 { [%eval 0.32] } 14. Nxb4?? { [%eval -1.41] } { Blunder. Be3 was best. } 14... Qb6 { [%eval -1.57] } 15. Nxc6 { [%eval -1.41] } 15... Bxf2+ { [%eval -1.57] } 16. Kf1?! { [%eval -2.49] } { Inaccuracy. Kh1 was best. } 16... Bxe1 { [%eval -2.46] } 17. Nd4 { [%eval -2.37] } 17... Bb4 { [%eval -1.82] } 18. c3 { [%eval -1.95] } 18... Bc5 { [%eval -1.94] } 19. Qe4 { [%eval -2.25] } 19... Rd8? { [%eval -0.72] } { Mistake. O-O was best. } 20. a5 { [%eval -0.65] } 20... Qb8?! { [%eval -0.09] } { Inaccuracy. Qc7 was best. } 21. Nf3? { [%eval -1.34] } { Mistake. b4 was best. } 21... O-O { [%eval -1.19] } 22. h4? { [%eval -2.55] } { Mistake. b4 was best. } 22... d5 { [%eval -2.66] } 23. Qe2 { [%eval -2.99] } 23... f6 { [%eval -2.89] } 24. h5?! { [%eval -4.47] } { Inaccuracy. exf6 was best. } 24... Nxe5? { [%eval -2.38] } { Mistake. fxe5 was best. } 25. Bc2?! { [%eval -3.3] } { Inaccuracy. Bf4 was best. } 25... Nxf3 { [%eval -3.25] } 26. Qxf3 { [%eval -3.22] } 26... Qh2 { [%eval -3.08] } 27. b4 { [%eval -3.08] } 27... Ba7 { [%eval -2.87] } 28. Rb1?! { [%eval -3.89] } { Inaccuracy. Ke2 was best. } 28... e5 { [%eval -3.91] } 29. Be3 { [%eval -3.98] } 29... e4 { [%eval -4.01] } 30. Qf2 { [%eval -4.14] } 30... Bxe3 { [%eval -4.34] } 31. Qxe3 { [%eval -4.23] } 31... Qxh5 { [%eval -4.18] } 32. b5 { [%eval -4.41] } 32... axb5 { [%eval -4.34] } 33. Rxb5 { [%eval -4.61] } 33... Qh1+ { [%eval -4.56] } 34. Kf2 { [%eval -4.52] } 34... Qa1 { [%eval -4.31] } 35. Qd4 { [%eval -4.48] } 35... Kh8 { [%eval -4.51] } 36. Ke2 { [%eval -4.76] } 36... Rc8 { [%eval -4.72] } 37. Kd2?! { [%eval -6.36] } { Inaccuracy. Rxd5 was best. } 37... Qf1 { [%eval -5.17] } 38. Rxd5?! { [%eval -7.68] } { Inaccuracy. Rb4 was best. } 38... e3+ { [%eval -7.62] } 39. Kxe3 { [%eval -7.71] } 39... Rfe8+ { [%eval -7.87] } 40. Be4 { [%eval -7.78] } 40... f5 { [%eval -7.99] } 41. Re5 { [%eval -7.39] } 41... fxe4 { [%eval -6.88] } 0-1