[Event "2022 Autumn Marathon"] [Site "https://lichess.org/7gKFEORV"] [Date "2022.10.22"] [White "Sting2010"] [Black "Zhigalko_Sergei"] [Result "0-1"] [UTCDate "2022.10.22"] [UTCTime "22:31:42"] [WhiteElo "2296"] [BlackElo "2808"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [WhiteTitle "CM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "E20"] [Opening "Nimzo-Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 { E20 Nimzo-Indian Defense } 4. Bd2 O-O 5. f3?! { (0.18 → -0.62) Inaccuracy. a3 was best. } (5. a3 Bxc3 6. Bxc3 Ne4 7. Qc2 Nxc3 8. Qxc3 b6 9. e3 Bb7) 5... d5 6. cxd5 exd5 7. a3 Bd6 8. g3?! { (-0.75 → -1.90) Inaccuracy. e3 was best. } (8. e3 c5) 8... c5 9. Be3 Re8 10. Kf2?? { (-1.87 → -8.50) Blunder. dxc5 was best. } (10. dxc5 Be5) 10... Qe7?? { (-8.50 → -1.98) Blunder. Rxe3 was best. } (10... Rxe3 11. Kxe3 cxd4+ 12. Kxd4 Bf5 13. Na4 Nc6+ 14. Ke3 b5 15. g4 Bg6 16. Kf2 bxa4 17. e3) 11. Qd2 Nc6 12. dxc5?? { (-1.63 → -4.26) Blunder. Nb5 was best. } (12. Nb5 cxd4) 12... Bxc5 13. Bxc5 Qxc5+ 14. e3?! { (-4.28 → -6.17) Inaccuracy. Kg2 was best. } (14. Kg2 d4 15. Nd1 Qb6 16. b4 a5 17. bxa5 Nxa5 18. Qb2 Qxb2 19. Nxb2 Nd5 20. e4 Nb3) 14... d4 15. exd4 Nxd4 16. b4 Qb6?! { (-6.03 → -4.69) Inaccuracy. Nxf3+ was best. } (16... Nxf3+ 17. bxc5 Nxd2 18. Nge2 Nfe4+ 19. Nxe4 Nxe4+ 20. Kg2 Nxc5 21. Nf4 b6 22. Bc4 Bb7+ 23. Bd5) 17. Na4 Qc6?? { (-4.76 → -1.39) Blunder. Nxf3+ was best. } (17... Nxf3+ 18. Nxb6 Nxd2 19. Nxa8 Ng4+ 20. Kg2 b6 21. Nf3 Bb7 22. h3 Bxf3+ 23. Kg1 Bxh1 24. Nc7) 18. Qxd4 Qxa4 19. Bg2?? { (-1.41 → -11.25) Blunder. Ne2 was best. } (19. Ne2) 19... Qc2+ 20. Kf1 Bd7 21. a4 Bxa4 22. Rxa4?! { (-12.50 → Mate in 3) Checkmate is now unavoidable. Nh3 was best. } (22. Nh3 Rad8 23. Qxd8 Qe2+ 24. Kg1 Rxd8 25. Rf1 Nd5 26. Nf2 h5 27. h3 h4 28. gxh4 Ne3) 22... Qc1+ 23. Kf2 Qe1# { Black wins by checkmate. } 0-1