[Event "Yenisei Siberia tournament"] [Site "https://lichess.org/Oqx40erD"] [Date "2021.04.30"] [White "AsizzV"] [Black "Achyty"] [Result "1-0"] [GameId "Oqx40erD"] [UTCDate "2021.04.30"] [UTCTime "13:10:37"] [WhiteElo "2166"] [BlackElo "1721"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B50"] [Opening "Sicilian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 { B50 Sicilian Defense } a6?? { (0.13 → 2.19) Blunder. cxd4 was best. } (3... cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3) 4. c3? { (2.19 → 0.92) Mistake. dxc5 was best. } (4. dxc5 Nc6 5. cxd6 e5 6. Bc4 h6 7. Be3 Nf6 8. Qd3 Bxd6) 4... cxd4 5. Nxd4? { (1.18 → 0.05) Mistake. cxd4 was best. } (5. cxd4 g6 6. Nc3 Bg7 7. Be2 Nf6 8. O-O O-O 9. a4 b6) 5... Nc6 6. Nxc6 bxc6 7. e5?! { (0.38 → -0.21) Inaccuracy. c4 was best. } (7. c4 g6 8. Be2 Nf6 9. Nc3 Bg7 10. O-O Rb8 11. Rb1 O-O) 7... Bb7?! { (-0.21 → 0.83) Inaccuracy. dxe5 was best. } (7... dxe5 8. Qxd8+ Kxd8 9. Nd2 Be6 10. Bc4 Bd5 11. O-O Nf6 12. Be2) 8. exd6?! { (0.83 → 0.28) Inaccuracy. Bf4 was best. } (8. Bf4) 8... Qxd6?! { (0.28 → 1.01) Inaccuracy. exd6 was best. } (8... exd6 9. c4 Be7 10. Nc3 Nf6 11. Be2 O-O 12. O-O Re8 13. Be3 d5 14. cxd5 cxd5 15. Qb3) 9. Qxd6?! { (1.01 → 0.43) Inaccuracy. Qf3 was best. } (9. Qf3) 9... exd6 10. Bf4 Be7?! { (0.20 → 0.75) Inaccuracy. Kd7 was best. } (10... Kd7 11. Bd3 Re8+ 12. Be3 Nf6 13. O-O Kc7 14. Re1 c5 15. Na3 Nd5 16. Bd2 Be7 17. Nc4) 11. Nd2 Nf6 12. O-O-O Nd5 13. Bg3 O-O?! { (1.03 → 1.81) Inaccuracy. f5 was best. } (13... f5 14. h4) 14. Bd3 c5? { (1.52 → 2.81) Mistake. Rfd8 was best. } (14... Rfd8 15. Rhe1 Bf8 16. Nc4 a5 17. Be4 a4 18. Bxd5 cxd5 19. Ne3 Re8 20. f3 Re6 21. Rd4) 15. Ne4?! { (2.81 → 1.75) Inaccuracy. Rhe1 was best. } (15. Rhe1) 15... Nf6 16. Nxd6 Bxd6? { (2.28 → 4.13) Mistake. Bxg2 was best. } (16... Bxg2 17. Rhe1) 17. Bxd6 Rfd8 18. Bxc5 Bxg2 19. Rhg1 Be4 20. Bd4 Bxd3?! { (4.50 → 6.60) Inaccuracy. Bg6 was best. } (20... Bg6 21. f4) 21. Rxd3?! { (6.60 → 4.20) Inaccuracy. Bxf6 was best. } (21. Bxf6 Rd6) 21... Rd6 22. Kc2 Re8 23. Be3?! { (5.08 → 3.55) Inaccuracy. b4 was best. } (23. b4 Re2+ 24. Rd2 Rxd2+ 25. Kxd2 Ne8 26. Re1 Rd8 27. Kc2 Nd6 28. Bb6 Rc8 29. Bc5 Nb7) 23... Rxd3 24. Kxd3 Nd5 25. Rg5?! { (4.44 → 2.96) Inaccuracy. Bh6 was best. } (25. Bh6 g6 26. c4 Nf6 27. Be3 Rd8+ 28. Kc2 Rc8 29. b3 h5 30. Bd4 Nd5 31. a3 Kf8) 25... Nxe3 26. fxe3 h6 27. Ra5 Re6 { Black offers draw } 28. c4 Kh7?! { (5.01 → 6.56) Inaccuracy. Kf8 was best. } (28... Kf8 29. b4) 29. b4 g5 30. b5 axb5 31. cxb5 Rd6+ 32. Kc4 Re6 33. Kd4 Rd6+ 34. Ke4?! { (6.55 → 4.40) Inaccuracy. Kc5 was best. } (34. Kc5 Rd2 35. b6 Rc2+ 36. Kd6 Rd2+ 37. Kc6 Rc2+ 38. Rc5 Rxa2 39. b7 Rxh2 40. b8=Q Rf2) 34... Re6+?! { (4.40 → 6.22) Inaccuracy. h5 was best. } (34... h5 35. a4 h4 36. Kf3 Rd5 37. Ra8 Rd2 38. b6 Rb2 39. a5 f5 40. Rd8 h3 41. Kg3) 35. Kf3? { (6.22 → 3.51) Mistake. Kd5 was best. } (35. Kd5 h5 36. Ra4 Rxe3 37. b6 Re2 38. b7 Rb2 39. Kc6 Rc2+ 40. Kb5 Rxh2 41. b8=Q Rb2+) 35... Rf6+ 36. Ke2 Rb6? { (3.52 → 7.11) Mistake. Rf5 was best. } (36... Rf5 37. a4 g4 38. b6 Rxa5 39. b7 Rxa4 40. b8=Q Ra2+ 41. Ke1 Ra1+ 42. Kf2 Ra5 43. Qf4) 37. a4 Rb8 38. Ra7 Rc8 39. Rxf7+ Kg6 40. b6?? { (7.81 → -4.01) Blunder. Rd7 was best. } (40. Rd7 Rc2+ 41. Rd2 Rc4 42. a5 Ra4 43. a6 Kf6 44. Kd3 Rb4 45. a7 Rxb5 46. a8=Q Rf5) 40... Kxf7 41. a5 Ke7?? { (-3.90 → 3.98) Blunder. Rb8 was best. } (41... Rb8) 42. b7 Rb8 43. a6 Kd7 44. a7 Rxb7 45. a8=Q Rb2+ 46. Kf3 Rxh2?? { (4.25 → 79.83) Blunder. Rd2 was best. } (46... Rd2) 47. Qb7+ Ke6 48. Qc6+ Kf5?! { (140.12 → Mate in 16) Checkmate is now unavoidable. Ke5 was best. } (48... Ke5 49. Qc7+) 49. Qd5+ Kg6 50. Qd6+ Kf5 51. e4# { White wins by checkmate. } 1-0