[Event "Year End Blitz Bash"] [Site "https://lichess.org/HK86OH8S"] [Date "2021.01.02"] [White "Sonata2"] [Black "ErinYu"] [Result "1-0"] [UTCDate "2021.01.02"] [UTCTime "19:12:50"] [WhiteElo "2300"] [BlackElo "2404"] [WhiteRatingDiff "+8"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "180+2"] [ECO "E20"] [Opening "Nimzo-Indian Defense: Kmoch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 { E20 Nimzo-Indian Defense: Kmoch Variation } c5 5. d5 exd5 6. cxd5 d6 7. e4 O-O 8. Bc4?! { (0.56 → 0.00) Inaccuracy. Ne2 was best. } (8. Ne2 a6 9. Ng3 Nbd7 10. Be3 b5 11. Be2 c4 12. O-O Ba5) 8... Re8 9. Ne2 a6 10. a4 Nbd7 11. O-O Ba5 12. Bg5?! { (0.51 → -0.23) Inaccuracy. b3 was best. } (12. b3) 12... h6 13. Bh4 Ne5 14. Bb3?! { (-0.11 → -1.07) Inaccuracy. b3 was best. } (14. b3 Bd7) 14... c4?! { (-1.07 → -0.30) Inaccuracy. Bd7 was best. } (14... Bd7) 15. Bc2 Qb6+? { (-0.30 → 0.91) Mistake. Bd7 was best. } (15... Bd7 16. Nd4) 16. Bf2 Qc7?! { (0.55 → 1.13) Inaccuracy. Qd8 was best. } (16... Qd8) 17. h3 Bb6 18. f4 Ng6 19. Bd4 Rb8 20. Kh1 Bxd4 21. Qxd4 b5 22. axb5 axb5 23. Ra7 Qb6 24. f5? { (-0.01 → -1.26) Mistake. Kh2 was best. } (24. Kh2 b4 25. Na4 Qd8 26. Qxc4 Bd7 27. Nd4 Bxa4 28. Rxa4 Nxe4 29. Nc6 Nd2 30. Nxd8 Nxc4) 24... Ne5 25. Rfa1 b4 26. Qxb6 Rxb6 27. Na4 Ra6 28. Rxa6 Bxa6 29. Nb6 Bb5 30. Nd4 Bd7? { (-1.35 → 0.07) Mistake. Rb8 was best. } (30... Rb8 31. Ra8) 31. Ra7?! { (0.07 → -0.62) Inaccuracy. Nf3 was best. } (31. Nf3 b3 32. Nxe5 dxe5 33. Bb1 Bb5 34. Ra5 c3 35. bxc3 Be2 36. c4 Bd1 37. Ra3 Bc2) 31... Rd8? { (-0.62 → 0.77) Mistake. Rb8 was best. } (31... Rb8) 32. Kg1?! { (0.77 → -0.16) Inaccuracy. Rc7 was best. } (32. Rc7 b3 33. Bb1 Ne8 34. Rb7 Nf6 35. Kh2 g6 36. fxg6 fxg6 37. Kg1 g5 38. Rc7 Re8) 32... c3? { (-0.16 → 1.03) Mistake. Rb8 was best. } (32... Rb8 33. Ra6) 33. bxc3?! { (1.03 → 0.32) Inaccuracy. b3 was best. } (33. b3) 33... bxc3?! { (0.32 → 1.13) Inaccuracy. Rb8 was best. } (33... Rb8 34. Nxd7 Nfxd7 35. Rc7 bxc3 36. Rxc3 Rb2 37. Kf1 g6 38. fxg6 fxg6 39. Rc7 Nc5 40. Ke1) 34. Ra6?! { (1.13 → 0.08) Inaccuracy. Nf3 was best. } (34. Nf3 Bb5) 34... g6?! { (0.08 → 0.70) Inaccuracy. Rb8 was best. } (34... Rb8 35. Nxd7) 35. g4 gxf5 36. gxf5 Kh7 37. Kf2 Nh5?! { (0.00 → 1.01) Inaccuracy. Rb8 was best. } (37... Rb8 38. Nxd7 Nfxd7 39. Ra3 Nc5 40. Rxc3 Rb4 41. Ke3 Nc4+ 42. Ke2 Nb6 43. Ke3) 38. Nxd7 Rxd7 39. Nc6 Nc4?? { (0.79 → 3.40) Blunder. Kg7 was best. } (39... Kg7 40. Nxe5) 40. f6? { (3.40 → 1.51) Mistake. e5 was best. } (40. e5 f6) 40... Kg8?? { (1.51 → Mate in 3) Checkmate is now unavoidable. Ne5 was best. } (40... Ne5 41. Ke3 Kg6 42. Kd4 Nf3+ 43. Kxc3 Ne1 44. Ba4 Kg5 45. Kd2 Ng2 46. Ne5 Rc7 47. Rxd6) 41. Ra8+ Kh7 42. e5# { White wins by checkmate. } 1-0