[Event "HSE Perm Tournament Arena"] [Site "https://lichess.org/hIjoyI2e"] [Date "2026.05.26"] [Round "-"] [White "p_polinss"] [Black "bogdahnn"] [Result "1-0"] [GameId "hIjoyI2e"] [UTCDate "2026.05.26"] [UTCTime "12:12:25"] [WhiteElo "702"] [BlackElo "1060"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-17"] [Variant "Standard"] [TimeControl "600+5"] [ECO "B20"] [Opening "Sicilian Defense: Staunton-Cochrane Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 { [%eval 0.11] } 1... c5 { [%eval 0.19] } 2. e4 { [%eval 0.0] } { B20 Sicilian Defense: Staunton-Cochrane Variation } 2... Nc6 { [%eval 0.0] } 3. Be2 { [%eval -0.21] } 3... Nf6 { [%eval -0.12] } 4. b4? { (-0.12 → -1.56) Mistake. Nc3 was best. } { [%eval -1.56] } (4. Nc3 g6 5. h3 Bg7 6. d3 d6 7. Be3 O-O 8. Qd2 b6) 4... Nxb4?! { (-1.56 → -0.61) Inaccuracy. cxb4 was best. } { [%eval -0.61] } (4... cxb4 5. d3 e6 6. Nd2 d5 7. cxd5 exd5 8. Bb2 Bd6 9. Ngf3 Be7 10. O-O) 5. h3? { (-0.61 → -2.19) Mistake. e5 was best. } { [%eval -2.19] } (5. e5 Ng8 6. Nf3 Nc6 7. O-O g6 8. d4 Bg7 9. Na3 d6 10. Bf4 dxe5) 5... Nxe4 { [%eval -2.24] } 6. Nf3 { [%eval -2.17] } 6... g6 { [%eval -1.86] } 7. Bd3?? { (-1.86 → -6.62) Blunder. Bb2 was best. } { [%eval -6.62] } (7. Bb2 Nf6 8. O-O Bg7 9. d4 Na6 10. d5 O-O 11. Nc3 d6 12. Qd2 Nc7) 7... Nd6?? { (-6.62 → -3.19) Blunder. Nxd3+ was best. } { [%eval -3.19] } (7... Nxd3+ 8. Kf1 Bg7 9. Nc3 Ndxf2 10. Qc2 Bxc3 11. dxc3 Nxh1 12. Kg1 Nhg3 13. Ng5) 8. Bf5? { (-3.19 → -5.63) Mistake. Be2 was best. } { [%eval -5.63] } (8. Be2 Bg7 9. Nc3 O-O 10. O-O b6 11. Rb1 Nc6 12. Bb2 e5 13. h4 Bb7) 8... Nxf5 { [%eval -5.69] } 9. Ng5 { [%eval -6.15] } 9... Nd3+ { [%eval -6.31] } 10. Ke2 { [%eval -6.69] } 10... Nxc1+ { [%eval -6.74] } 11. Qxc1 { [%eval -6.68] } 11... Bg7 { [%eval -6.59] } 12. g4 { [%eval -7.14] } 12... Nh4 { [%eval -6.15] } 13. Rd1 { [%eval -6.92] } 13... Bxa1 { [%eval -7.02] } 14. d4 { [%eval -6.82] } 14... cxd4 { [%eval -6.81] } 15. Na3 { [%eval -6.65] } 15... Qa5 { [%eval -5.93] } 16. Qxa1 { [%eval -6.93] } 16... Qxa3 { [%eval -6.42] } 17. Rxd4 { [%eval -7.16] } 17... Qc5 { [%eval -6.05] } 18. Rd3 { [%eval -6.82] } 18... Qxg5?? { (-6.82 → Mate in 1) Checkmate is now unavoidable. f6 was best. } { [%eval #1] } (18... f6 19. Ne4 Qe5 20. Qh1 Kd8 21. f4 Qxf4 22. g5 f5 23. Nf6 exf6 24. Re3) 19. Qxh8# { White wins by checkmate. } 1-0