[Event "105. Sparta Grand Prix"] [Site "https://lichess.org/PsiOAae5"] [Date "2022.06.14"] [White "ChainsOfFantasia"] [Black "Polstastisch"] [Result "1-0"] [UTCDate "2022.06.14"] [UTCTime "18:06:09"] [WhiteElo "2738"] [BlackElo "2437"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-2"] [WhiteTitle "IM"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "600+1"] [ECO "D90"] [Opening "Grünfeld Defense: Three Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 g6 3. c4 d5?! { (0.25 → 0.90) Inaccuracy. Bg7 was best. } (3... Bg7 4. e3 O-O 5. Be2 b6 6. O-O Bb7 7. Qc2 Ne4 8. b3) 4. Nc3?! { (0.90 → 0.22) Inaccuracy. cxd5 was best. } (4. cxd5 Bg7 5. Qa4+ c6 6. dxc6 Nxc6 7. Nc3 Bf5 8. g3 O-O) 4... Bg7 { D90 Grünfeld Defense: Three Knights Variation } 5. h4 h5?! { (-0.20 → 0.51) Inaccuracy. dxc4 was best. } (5... dxc4 6. e4 c5 7. Bxc4 cxd4 8. Qxd4 O-O 9. Qxd8 Rxd8 10. O-O) 6. cxd5 Nxd5 7. e4 Nxc3 8. bxc3 c5 9. Be3 Nc6 10. Rc1 cxd4 11. cxd4 O-O 12. Be2?! { (0.57 → -0.28) Inaccuracy. Qd2 was best. } (12. Qd2 Bg4 13. d5 Bxf3 14. gxf3 Ne5 15. Be2 Qd7 16. Kf1 Rfc8 17. Kg2 b5 18. Qb4 a6) 12... Bg4?? { (-0.28 → 1.66) Blunder. Qa5+ was best. } (12... Qa5+ 13. Kf1) 13. d5 Ne5 14. Nxe5 Bxe2 15. Nxf7 Bxd1 16. Nxd8 Rfxd8 17. Rxd1 b6? { (2.01 → 3.50) Mistake. Rac8 was best. } (17... Rac8 18. Ke2) 18. Ke2 Rac8 19. Rc1 Kf7 20. Rxc8 Rxc8 21. Rc1 Rxc1 22. Bxc1 Ke8? { (1.93 → 4.00) Mistake. b5 was best. } (22... b5 23. Bd2 Bf6 24. Bg5 Bg7 25. f3 a5 26. g4 a4 27. Bd2 Bf6 28. g5 Be5 29. f4) 23. Be3 Kd7 24. Kd3 Kc7?! { (4.00 → 5.50) Inaccuracy. Bf6 was best. } (24... Bf6 25. g3) 25. Bg5 Kd6 26. Bf4+ e5 27. dxe6+?! { (6.08 → 4.20) Inaccuracy. Bd2 was best. } (27. Bd2) 27... Kxe6 28. Kc4 a6 29. a4?? { (4.32 → 1.60) Blunder. Bc7 was best. } (29. Bc7 b5+ 30. Kc5 Bc3 31. Bg3 Ba5 32. f3 Kd7 33. Bf2 Kc7 34. Kd5 Kd7 35. e5 Bd2) 29... Bf6?? { (1.60 → 4.54) Blunder. Kd7 was best. } (29... Kd7) 30. g3?? { (4.54 → 1.58) Blunder. Bg5 was best. } (30. Bg5) 30... Be7?? { (1.58 → 5.03) Blunder. Kd7 was best. } (30... Kd7 31. e5) 31. Be3?! { (5.03 → 3.96) Inaccuracy. Bc7 was best. } (31. Bc7 b5+ 32. axb5 axb5+ 33. Kxb5 Kd7 34. Bf4 Bd8 35. Kc4 Ke6 36. Kd3 Bf6 37. f3 Be7) 31... Bd8 32. f3 Bc7 33. Bf4 Bxf4?! { (4.34 → 6.52) Inaccuracy. Bd8 was best. } (33... Bd8 34. Bb8 Ke7 35. Kd5 Kd7 36. e5 b5 37. axb5 axb5 38. Bd6 Ba5 39. e6+ Kd8 40. Kc5) 34. gxf4 Kd6 35. Kd4 Ke6 36. e5 Ke7 37. Kd5 Kd7 38. f5 gxf5 39. f4 Kc7 40. Ke6 b5 41. axb5 axb5 42. Kd5 Kb6 43. Kd4 Kc6 44. Kc3 Kc5 45. Kb3 Kc6 46. Kb4 Kb6 47. e6 Kc6 48. e7 Kd7 49. Kxb5 Kxe7 50. Kc5 Ke6 51. Kc6 Kf6 52. Kd6 Kf7 53. Ke5 Kg6 54. Ke6 Kg7?! { (72.54 → Mate in 23) Checkmate is now unavoidable. Kh7 was best. } (54... Kh7 55. Kxf5 Kg7 56. Kg5 Kf7 57. Kxh5 Kf6 58. Kg4 Kg6 59. f5+ Kh6 60. Kf4 Kh5 61. Kg3) 55. Kxf5 Kh6 56. Kf6 Kh7 57. Kg5 Kg7 58. Kxh5 Kf6 59. Kg4 Kg6 60. f5+ Kf6 61. Kf4 Kf7 62. Kg5 Kg7 63. f6+ Kf7 64. Kf5 Kf8 65. Kg6 Kg8 66. f7+ Kh8 67. f8=R# { White wins by checkmate. } 1-0