[Event "Casual correspondence game"] [Site "https://lichess.org/alW4jEyX"] [Date "2019.11.15"] [White "mamathunder"] [Black "IBeatKasperov"] [Result "0-1"] [UTCDate "2019.11.15"] [UTCTime "16:03:28"] [WhiteElo "1500"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 d5 { A03 Bird Opening: Dutch Variation } 2. Nf3 Nf6 3. b3 c5 4. e3 Bd7 5. Bb2 g6 6. Be2 Bg7 7. O-O O-O 8. d4 cxd4 9. exd4 Ne4 10. Nbd2 Nxd2 11. Qxd2 Nc6 12. Ne5 Nxe5?! { (-0.38 → 0.41) Inaccuracy. Bf5 was best. } (12... Bf5 13. c4 Rc8 14. Rad1 Re8 15. Bf3 Nxe5 16. dxe5 dxc4 17. bxc4 Qxd2 18. Rxd2 Red8 19. Rxd8+) 13. dxe5 e6 14. c4?! { (0.66 → 0.00) Inaccuracy. Bd4 was best. } (14. Bd4 f6 15. exf6 Bxf6 16. Bxf6 Rxf6 17. Qd4 Qb6 18. Qxb6 axb6 19. a4 Rc8 20. c4 Kg7) 14... Qb6+?? { (0.00 → 1.79) Blunder. dxc4 was best. } (14... dxc4) 15. Bd4 Qc7 16. c5?! { (1.76 → 1.10) Inaccuracy. cxd5 was best. } (16. cxd5 exd5) 16... f5 17. a4 Rfb8 18. Rfc1 a5 19. Qe3 Ra6?? { (1.13 → 4.84) Blunder. Be8 was best. } (19... Be8 20. Rd1 Qe7 21. g3 Rc8 22. h4 Rc7 23. Kg2 Bh6 24. Re1 Rac8 25. Rh1 Ra8 26. Qd2) 20. Bxa6 bxa6 21. Rab1?! { (4.45 → 2.92) Inaccuracy. c6 was best. } (21. c6 Bxc6 22. Rc3 Qb7 23. Rac1 Be8 24. Rc7 Qb4 25. Ba7 Ra8 26. Rc8 Rxc8 27. Rxc8 Kf7) 21... Bc6 22. Qd3 Qa7 23. Be3 Rb4 24. Bd4 Bh6 25. g3 g5 26. Kf2?! { (2.71 → 1.67) Inaccuracy. Kh1 was best. } (26. Kh1) 26... gxf4 27. Rg1 Kh8? { (1.18 → 2.82) Mistake. Kf8 was best. } (27... Kf8) 28. g4? { (2.82 → 1.34) Mistake. gxf4 was best. } (28. gxf4 Bxf4 29. Rg2 Be8 30. Rbg1 Bf7 31. Rg7 Qe7 32. c6 h6 33. Kf1 Bg5 34. R7xg5 hxg5) 28... fxg4?? { (1.34 → 7.55) Blunder. Bf8 was best. } (28... Bf8 29. Rbc1 Qe7 30. g5 Bg7 31. Rc3 Qc7 32. Qd2 f3 33. Re3 Be8 34. Kxf3 Bh5+ 35. Kf2) 29. Rxg4 Be8 30. Rbg1?! { (7.85 → 5.25) Inaccuracy. Qh3 was best. } (30. Qh3) 30... Qf7?! { (5.25 → 8.93) Inaccuracy. Bg6 was best. } (30... Bg6 31. Qh3) 31. Rg8+ Qxg8 32. Rxg8+ Kxg8 33. Bb2? { (8.05 → 4.32) Mistake. Qh3 was best. } (33. Qh3 Bf8 34. Qxe6+ Bf7 35. Qg4+ Bg6 36. c6 Rxd4 37. c7 Rd2+ 38. Ke1 Rc2 39. c8=Q Rxc8) 33... Bf8 34. Qxa6 Bxc5+ 35. Ke2?? { (4.66 → 2.01) Blunder. Kf1 was best. } (35. Kf1 Rxb3 36. Qxe6+ Bf7 37. Qc8+ Kg7 38. Qxc5 Rxb2 39. Qc7 Rb1+ 40. Kf2 Kg8 41. Qxa5 Rb8) 35... Bh5+?! { (2.01 → 3.21) Inaccuracy. Kf7 was best. } (35... Kf7 36. Qxa5) 36. Kd2?? { (3.21 → 0.00) Blunder. Kf1 was best. } (36. Kf1 Kf7 37. Ba3 Bg4 38. Qd3 h5 39. Bxb4 Bxb4 40. Qd4 f3 41. Kf2 Kg6 42. Qd3+ Kg7) 36... Kf7?! { (0.00 → 0.59) Inaccuracy. Be3+ was best. } (36... Be3+ 37. Ke1 Bg4 38. Qxa5 f3 39. Qd8+ Kf7 40. Qd7+ Kf8 41. Qd8+) 37. Qxa5?! { (0.59 → 0.00) Inaccuracy. Ba3 was best. } (37. Ba3) 37... Be3+ 38. Kc3 Re4?? { (0.00 → 3.18) Blunder. d4+ was best. } (38... d4+ 39. Kc2 Bg6+ 40. Kd1 Bh5+) 39. Qc7+ Kg6 40. Qe7 Bg4 41. h4?? { (3.62 → -2.19) Blunder. Qf6+ was best. } (41. Qf6+ Kh5) 41... Rxe5?? { (-2.19 → 1.85) Blunder. f3 was best. } (41... f3 42. Ba3) 42. Kd3?? { (1.85 → -0.48) Blunder. Qe8+ was best. } (42. Qe8+ Kg7 43. Kb4 d4 44. Qd7+ Kg6 45. Bxd4 Bxd4 46. Qxd4 Kf5 47. Qa7 f3 48. a5 Re2) 42... Bf5+ 43. Kc3 Re4 44. Kc2?? { (0.00 → -11.37) Blunder. Ba3 was best. } (44. Ba3 Bd4+ 45. Kd2 Be3+) 44... Rd4+ 45. Kc3 f3 46. Qe8+ Kh6 47. Qf8+ Kh5 48. Qf6 Rg4 49. a5?! { (-17.12 → Mate in 48) Checkmate is now unavoidable. Qf7+ was best. } (49. Qf7+ Kxh4) 49... Bd4+?! { (Mate in 48 → -18.99) Lost forced checkmate sequence. f2 was best. } (49... f2) 50. Qxd4 Rxd4 51. Kxd4 f2 52. Ba3 f1=Q 53. b4?! { (-19.07 → Mate in 14) Checkmate is now unavoidable. Kc5 was best. } (53. Kc5 Qd3) 53... Qg1+ 54. Kc3 Qe3+ 55. Kb2 Qd2+ 56. Ka1 Qc2 57. Bc1 Qb1# { Black wins by checkmate. } 0-1