[Event "12th OCT Classical Marathon Team Battle"] [Site "https://lichess.org/4PuxsgdA"] [Date "2023.03.26"] [White "olok"] [Black "vahlornik"] [Result "1-0"] [UTCDate "2023.03.26"] [UTCTime "18:06:34"] [WhiteElo "2039"] [BlackElo "1727"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "1500+0"] [ECO "A17"] [Opening "English Opening: Anglo-Indian Defense, Hedgehog System"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e6 2. Nc3 Nf6 { A17 English Opening: Anglo-Indian Defense, Hedgehog System } 3. d4 b6? { (0.05 → 1.16) Mistake. Bb4 was best. } (3... Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 h6 8. Bh4) 4. e4 Bb7 5. e5?! { (1.05 → 0.17) Inaccuracy. Bd3 was best. } (5. Bd3 Bb4 6. Qc2 Bxc3+ 7. bxc3 c5 8. Ne2 d6 9. f4 Nc6) 5... Ng8? { (0.17 → 1.28) Mistake. Ne4 was best. } (5... Ne4 6. Nxe4 Bxe4 7. a3 d6 8. Qg4 Bg6 9. Nf3 Nd7 10. Be3) 6. f4 Bb4 7. Nf3 d6?? { (0.90 → 2.82) Blunder. Ne7 was best. } (7... Ne7 8. Bd3 d5 9. cxd5 Nxd5 10. Bd2 Qd7 11. O-O Be7 12. f5 Nc6 13. Qe2 exf5 14. Bc4) 8. Be3?? { (2.82 → 0.75) Blunder. Qa4+ was best. } (8. Qa4+ Kf8 9. Qxb4 Bxf3 10. gxf3 Nc6 11. Qa3 Nxd4 12. Bd3 Qh4+ 13. Kd1 c5 14. exd6 Qh3) 8... dxe5 9. fxe5 Ne7 10. Bd3 Nbc6 11. O-O O-O?? { (1.71 → 5.86) Blunder. Bxc3 was best. } (11... Bxc3 12. bxc3 h6 13. a4 Qd7 14. Qe2 Na5 15. Nd2 Nf5 16. Bf2 O-O-O 17. Rab1 h5 18. h3) 12. a3?! { (5.86 → 4.13) Inaccuracy. Bxh7+ was best. } (12. Bxh7+ Kh8 13. Ng5 Ng8 14. Bxg8 Qxg5 15. Bxg5 Kxg8 16. Ne4 Nxe5 17. Nf6+ gxf6 18. Bxf6 Ng6) 12... Bxc3 13. bxc3?? { (4.52 → 2.07) Blunder. Bxh7+ was best. } (13. Bxh7+ Kh8 14. bxc3 Qe8 15. Ng5 f5 16. exf6 Rxf6 17. Bd3 Nf5 18. Qg4 Kg8 19. Rae1 Nce7) 13... a6?? { (2.07 → 7.18) Blunder. Nf5 was best. } (13... Nf5) 14. Bxh7+ Kxh7 15. Ng5+ Kg6 16. Qg4 f5?! { (7.08 → 10.93) Inaccuracy. Nf5 was best. } (16... Nf5 17. Nxe6+ Kh7 18. Qxf5+ Kg8 19. Nxd8 Raxd8 20. e6 fxe6 21. Qg6 Ne7 22. Qxe6+ Kh7 23. Rxf8) 17. exf6 gxf6?! { (12.53 → Mate in 9) Checkmate is now unavoidable. Rxf6 was best. } (17... Rxf6 18. Nxe6+ Kf7 19. Qxg7+ Ke8 20. Rxf6 Kd7 21. Nxd8 Kc8 22. Rf8 Nxd8 23. Qxe7 Kb8 24. d5) 18. Nxe6+ Kf7 19. Nxd8+? { (Mate in 8 → 8.64) Lost forced checkmate sequence. Rxf6+ was best. } (19. Rxf6+ Kxf6 20. Bg5+ Kg6 21. Bh4+ Kf7 22. Rf1+ Nf5 23. Qxf5+ Qf6 24. Qxf6+ Ke8 25. Nxf8 Ne7) 19... Raxd8? { (8.64 → Mate in 10) Checkmate is now unavoidable. Ke8 was best. } (19... Ke8 20. Ne6 Rg8 21. Nxc7+ Kd8 22. Ne6+ Kc8 23. Ng5+ Kb8 24. Rxf6 Ka7 25. d5 Raf8 26. Rxf8) 20. Qh5+?? { (Mate in 10 → 6.63) Lost forced checkmate sequence. Rxf6+ was best. } (20. Rxf6+ Kxf6 21. Rf1+ Nf5 22. Rxf5+ Ke7 23. Bg5+ Ke8 24. Re5+ Kf7 25. Qe6+ Kg7 26. Qh6+ Kg8) 20... Ng6 21. Bg5 Kg7? { (7.18 → Mate in 6) Checkmate is now unavoidable. Rd6 was best. } (21... Rd6 22. Qh7+ Ke8 23. Qxg6+ Kd8 24. Qg7 Re8 25. Rxf6 Rxf6 26. Qxf6+ Kc8 27. Qf7 Rd8 28. d5) 22. Qh6+ Kf7 23. Rxf6+ { Black resigns. } 1-0