[Event "2022 Summer Marathon"] [Site "https://lichess.org/4DCQdZ4l"] [Date "2022.08.05"] [White "Elda64"] [Black "Zhigalko_Sergei"] [Result "1-0"] [UTCDate "2022.08.05"] [UTCTime "02:36:19"] [WhiteElo "2891"] [BlackElo "3121"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-9"] [WhiteTitle "GM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A46"] [Opening "Indian Defense: Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 { A46 Indian Defense: Knights Variation } e6 3. Nc3 Bb4 4. Bd2 O-O 5. e3 b6 6. Ne2 Be7 7. Ng3 Bb7 8. Bd3 d5 9. c4 c5 10. cxd5 Nxd5 11. O-O Nd7 12. Rc1 Rc8 13. a3 Re8?! { (-0.44 → 0.11) Inaccuracy. cxd4 was best. } (13... cxd4 14. Rxc8) 14. Bb1?! { (0.11 → -0.54) Inaccuracy. e4 was best. } (14. e4 N5f6 15. e5 Nd5 16. Qe2 cxd4 17. Qe4 g6 18. Qxd4 Nc5 19. Bc4 Nc7 20. Qe3 b5) 14... N5f6 15. e4?! { (-0.42 → -1.11) Inaccuracy. Bc3 was best. } (15. Bc3 Nd5) 15... cxd4 16. Nxd4?! { (-0.92 → -1.70) Inaccuracy. Rxc8 was best. } (16. Rxc8 Qxc8) 16... Ne5? { (-1.70 → -0.35) Mistake. Nc5 was best. } (16... Nc5 17. Be3) 17. Nf3 Nxf3+ 18. gxf3 Ba6 19. Re1 Nd7 20. Be3 Ne5 21. f4 Rxc1 22. Bxc1 Nd3 23. Bxd3 Bxd3 24. Be3 Ba6?? { (-0.51 → 1.41) Blunder. Bh4 was best. } (24... Bh4 25. Qf3) 25. Qf3?? { (1.41 → -0.89) Blunder. Qa4 was best. } (25. Qa4 Bd3) 25... Bb7 26. f5 exf5 27. Nxf5 Bf8 28. Ng3?! { (-0.94 → -1.86) Inaccuracy. Qg3 was best. } (28. Qg3) 28... g6?! { (-1.86 → -1.19) Inaccuracy. Re6 was best. } (28... Re6 29. Rd1 Qe8 30. Rd4 Bc5 31. Rd1 Bd6 32. Rd4 Be5 33. Rd2 Bf6 34. Qd1 Bxe4 35. Nxe4) 29. Bf4?? { (-1.19 → -3.66) Blunder. Rd1 was best. } (29. Rd1 Qc7) 29... Qd4? { (-3.66 → -1.63) Mistake. Qf6 was best. } (29... Qf6 30. Qg4) 30. b4 Bg7 31. h4? { (-1.46 → -2.75) Mistake. Rd1 was best. } (31. Rd1) 31... Qc3?? { (-2.75 → -0.80) Blunder. Qf6 was best. } (31... Qf6 32. Qg4) 32. Qxc3 Bxc3 33. Rc1 Bf6 34. Rc7 Bxe4?! { (-0.85 → 0.17) Inaccuracy. Re7 was best. } (34... Re7 35. Rxe7) 35. Nxe4 Rxe4 36. Bh6 Re8 37. Rxa7 Bxh4 38. Rb7 Bd8 39. a4 f5?? { (0.40 → 3.84) Blunder. g5 was best. } (39... g5 40. Rb8 f6 41. a5 bxa5 42. bxa5 Kf7 43. a6 Re1+ 44. Kg2 Ra1 45. Rxd8 Rxa6 46. Rd7+) 40. Rg7+?? { (3.84 → 0.86) Blunder. Be3 was best. } (40. Be3 g5 41. Bxb6 Bxb6 42. Rxb6 g4 43. a5 Re1+ 44. Kg2 Ra1 45. a6 h5 46. b5 f4) 40... Kh8 41. Rd7 Kg8?! { (0.44 → 1.17) Inaccuracy. Be7 was best. } (41... Be7 42. a5 bxa5 43. bxa5 Bc5 44. Kf1 Ra8 45. a6 Bb6 46. Rb7 Bd4 47. Ke2 Kg8 48. Rd7) 42. Rg7+ Kh8 43. Rd7?! { (1.41 → 0.61) Inaccuracy. Ra7 was best. } (43. Ra7) 43... Kg8?! { (0.61 → 1.42) Inaccuracy. Be7 was best. } (43... Be7) 44. Kg2? { (1.42 → 0.07) Mistake. Be3 was best. } (44. Be3 h5 45. Rb7 h4 46. Bxb6 Bxb6 47. Rxb6 Re1+ 48. Kh2 Kg7 49. a5 Re2 50. Kg1 Re1+) 44... g5? { (0.07 → 1.35) Mistake. Bf6 was best. } (44... Bf6 45. Rd6 Kf7 46. Rxb6 g5 47. a5 Re2 48. Rb5 Kg6 49. Bf8 Bd4 50. Bc5 Rxf2+ 51. Kg1) 45. Rg7+ Kh8 46. Rd7 Kg8 47. Rg7+ Kh8 48. a5?! { (1.07 → 0.00) Inaccuracy. Rf7 was best. } (48. Rf7 Be7) 48... Bf6?? { (0.00 → 4.51) Blunder. bxa5 was best. } (48... bxa5 49. bxa5 Re6 50. Rd7 Bxa5 51. Bxg5 Rg6 52. f4 h6 53. Rd5 Bc7 54. Rxf5 hxg5 55. fxg5) 49. Rf7 Re6?? { (4.32 → Mate in 1) Checkmate is now unavoidable. bxa5 was best. } (49... bxa5 50. Rxf6 axb4 51. Rxf5 Rb8 52. Bxg5 Kg7 53. Bf4 Kg6 54. Rd5 Rb7 55. Bc1 b3 56. Bb2) 50. Rf8# { White wins by checkmate. } 1-0