[Event "2022 Autumn Marathon"] [Site "https://lichess.org/fOKbXTT2"] [Date "2022.10.22"] [White "magentamango"] [Black "Zhigalko_Sergei"] [Result "0-1"] [UTCDate "2022.10.22"] [UTCTime "23:34:21"] [WhiteElo "2347"] [BlackElo "2818"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. e3 e6 3. Bd3 b6 4. f4?! { (0.48 → -0.26) Inaccuracy. e4 was best. } (4. e4 Bb7 5. Qe2 d5 6. e5 Nfd7 7. c3 c5 8. f4 cxd4) 4... Bb7 5. Nf3 g6 6. O-O Bg7 7. Nbd2 c5 8. dxc5 bxc5 9. e4 d5 10. e5 Nh5?! { (-0.32 → 0.55) Inaccuracy. Nfd7 was best. } (10... Nfd7 11. Re1 O-O 12. c3 Qb6 13. Bc2 Nc6 14. Nb3 a5 15. Be3 Ba6 16. h4 a4 17. Nbd2) 11. Ng5 O-O?? { (0.09 → 1.92) Blunder. c4 was best. } (11... c4 12. Be2) 12. Nxh7 c4 13. Bxg6?? { (1.90 → -0.39) Blunder. Nxf8 was best. } (13. Nxf8) 13... fxg6 14. Nxf8 Bxf8 15. Qg4 Qe8 16. Nf3 Nc6 17. Ng5?! { (-0.46 → -1.56) Inaccuracy. Bd2 was best. } (17. Bd2 Ng7) 17... Nd4 18. Qh3 Ne2+? { (-1.40 → 0.00) Mistake. Nxc2 was best. } (18... Nxc2 19. Rb1 Nd4 20. g4 Bc5 21. Rf2 Nf5 22. gxf5 exf5 23. Qc3 Qc6 24. Kf1 Bb6 25. b3) 19. Kf2 Nxc1 20. Raxc1 Bh6 21. g4?? { (-0.24 → -4.30) Blunder. Rcd1 was best. } (21. Rcd1) 21... Bxg5?? { (-4.30 → -0.01) Blunder. Qf8 was best. } (21... Qf8) 22. fxg5 Ng7 23. Ke1?? { (0.00 → -2.86) Blunder. Qe3 was best. } (23. Qe3 d4 24. Qxd4 Rd8 25. Qxc4 Qe7 26. h4 Ba6 27. Qxa6 Qc5+ 28. Kf3 Qd5+ 29. Kf4 Qd2+) 23... d4 24. Rf6 Qc6?! { (-3.52 → -2.77) Inaccuracy. Qb5 was best. } (24... Qb5 25. Qg3 Rd8 26. Qf4 d3 27. Rd1 Qb6 28. cxd3 cxd3 29. Rd2 Qg1+ 30. Qf1 Qc5 31. Kd1) 25. Qf1?! { (-2.77 → -4.12) Inaccuracy. Rd1 was best. } (25. Rd1 Qe4+ 26. Kd2 Rd8 27. Kc1 d3 28. Qf1 Qxg4 29. Qf4 Qe2 30. Qd2 Qxe5 31. Re1 Qd4) 25... Qd5?! { (-4.12 → -2.59) Inaccuracy. c3 was best. } (25... c3) 26. Rf7?? { (-2.59 → -7.15) Blunder. Qe2 was best. } (26. Qe2 d3 27. cxd3 cxd3 28. Qe3 Rd8 29. Rd1 Qxa2 30. Rd2 Qc4 31. Rf4 Qd5 32. Kf2 Qg2+) 26... Qe4+ 27. Kd1 Qxg4+ 28. Ke1 Qxg5 29. Qf6 Qxc1+ 30. Kf2 Qe3+ 31. Kf1 Qf3+?! { (-17.54 → -7.90) Inaccuracy. Qc1+ was best. } (31... Qc1+ 32. Kf2 Qxc2+ 33. Kf1 Qc1+ 34. Kf2 Qxb2+ 35. Kf1 Qb1+ 36. Kf2 Qxa2+ 37. Ke1 Qb1+ 38. Kf2) 32. Qxf3 Bxf3 33. Rxf3 Nf5 34. Rf4 Rd8 35. Ke2 Rd5 36. Re4 Kf7 37. b3 c3 38. Kd3 g5 39. h3 a5 40. a3 Kg6 41. b4 axb4 42. axb4 Rb5 43. Kc4 Rb8 44. Rf4?! { (-7.51 → -31.99) Inaccuracy. b5 was best. } (44. b5 Kf7) 44... gxf4 45. Kd3?! { (-38.23 → Mate in 9) Checkmate is now unavoidable. Kb3 was best. } (45. Kb3 Ne3) 45... Rxb4 46. Ke4 d3+ 47. Kf3 dxc2 48. Kg4 c1=Q 49. h4 Qg1+ 50. Kf3 Qe3+ 51. Kg4 Qg3# { Black wins by checkmate. } 0-1