[Event "Casual correspondence game"] [Site "https://lichess.org/HktsZ5Xc"] [Date "2024.03.26"] [White "lichess AI level 6"] [Black "Babilyatoma"] [Result "0-1"] [UTCDate "2024.03.26"] [UTCTime "14:57:40"] [WhiteElo "?"] [BlackElo "1500"] [Variant "From Position"] [TimeControl "-"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "r3r1k1/ppp1np1p/5p2/8/3P4/2P2N2/4RPPP/1b4K1 w - - 0 20"] [SetUp "1"] [Annotator "lichess.org"] 20. Rb2?? { (0.15 → -8.79) Blunder. Re1 was best. } (20. Re1 Bg6 21. Ra1 a5 22. h3 a4 23. Ra3 b5 24. Nh4 Nd5 25. g4 Kg7 26. Nxg6 Re1+) 20... Be4 21. Rb4 Nd5 22. Rb3 Bxf3 23. gxf3 Kh8 24. Rxb7? { (-9.29 → Mate in 5) Checkmate is now unavoidable. Kf1 was best. } (24. Kf1 a5 25. c4 a4 26. Ra3 Nf4 27. d5 b6 28. h3 f5 29. h4 Kg7 30. Kg1 Ne2+) 24... Rg8+?! { (Mate in 5 → -15.67) Lost forced checkmate sequence. Re1+ was best. } (24... Re1+ 25. Kg2 Rg8+ 26. Kh3 Nf4+ 27. Kh4 Rh1 28. Rb1 Rxh2#) 25. Kf1 Rae8 26. f4 Nxc3 27. Rxc7 Ne4 28. f3 Nd6 29. Rd7 Nf5 30. Rxa7 Nxd4?! { (-10.21 → -6.82) Inaccuracy. Rb8 was best. } (30... Rb8 31. Ra2 Rb1+ 32. Kf2 Rbg1 33. Ke2 R8g2+ 34. Kd3 Rxa2 35. Ke4 Nd6+ 36. Kd5 Ra6 37. Kc5) 31. Rxf7 Nxf3 32. Kf2 Nd4 33. Kf1?! { (-6.74 → -34.32) Inaccuracy. Rd7 was best. } (33. Rd7 Re2+ 34. Kf1 Rxh2 35. Rxd4 Rb8 36. Kg1 Ra2 37. Rd1 Ra4 38. Kf2 Rxf4+ 39. Kg3 Rf5) 33... f5 34. Rd7 Rd8 35. Ra7?! { (-7.24 → -38.74) Inaccuracy. Re7 was best. } (35. Re7 Nf3 36. Re3 Rd2 37. Rxf3 Ra8 38. Rf2 Ra1+ 39. Kg2 Rxf2+ 40. Kxf2 Ra3 41. Kg2 Kg7) 35... Nf3 36. Kf2?! { (-6.56 → -91.07) Inaccuracy. Ra2 was best. } (36. Ra2 Ng1 37. Rc2 Rd1+ 38. Kf2 Nh3+ 39. Ke2 Rb1 40. Ke3 Re8+ 41. Kd3 Rg1 42. Re2 Nxf4+) 36... Nxh2 37. Rf7? { (-7.28 → Mate in 3) Checkmate is now unavoidable. Ra2 was best. } (37. Ra2 Rd3 38. Re2 Rf3+ 39. Ke1 Rxf4 40. Kd2 Nf3+ 41. Ke3 Re4+ 42. Kxf3 Rxe2 43. Kxe2 Ra8) 37... Ng4+ 38. Kf3 Rd3+ 39. Ke2 Re3+ 40. Kd2 Rd8+ 41. Kc2 Re2+ 42. Kc3 Ne3 43. Rb7 Rc2+ 44. Kb3 Rc6 45. Rb4 Rdd6? { (Mate in 13 → -8.63) Lost forced checkmate sequence. Rd3+ was best. } (45... Rd3+ 46. Ka4 Rc4 47. Rxc4 Nxc4 48. Kb5 Ne3 49. Kc5 h5 50. Kc6 h4 51. Kc5 h3 52. Kc6) 46. Ka4 Nc2 47. Rb2 Rc4+ 48. Kb3?! { (-7.75 → -35.84) Inaccuracy. Kb5 was best. } (48. Kb5 Rxf4 49. Rxc2 Rd8 50. Kb6 Rf1 51. Kc7 Rf8 52. Kd6 Re1 53. Ra2 f4 54. Kd5 Rd8+) 48... Rxf4 49. Rxc2 Re4 50. Rc5 f4 51. Rc8+ Kg7 52. Rc2?! { (-7.82 → -36.08) Inaccuracy. Kc2 was best. } (52. Kc2 f3 53. Rc3 Re2+ 54. Kb3 Rf6 55. Rd3 f2 56. Ka3 Kf7 57. Kb4 Kg6 58. Kc3 Re1) 52... Re3+ 53. Kb2 Rde6 54. Rc4?! { (-35.34 → Mate in 19) Checkmate is now unavoidable. Rg2+ was best. } (54. Rg2+ Kf7 55. Rg1 f3 56. Rf1 Re2+ 57. Kb3 f2 58. Ka4 Kg6 59. Ka5 Rf6 60. Rh1 Re5+) 54... f3 55. Ra4?! { (-42.53 → Mate in 9) Checkmate is now unavoidable. Rd4 was best. } (55. Rd4 Re2+ 56. Kc3 R6e3+ 57. Kb4 Re4 58. Rxe4 Rxe4+ 59. Kc3 f2 60. Kd3 f1=Q+ 61. Kxe4 h5) 55... Re2+ 56. Kb1 f2 57. Rf4 Re1+ 58. Kc2 f1=Q 59. Rg4+ Kf7 60. Rg7+ Kxg7 61. Kc3 Rc6+ 62. Kb4 Qc4+ 63. Ka3 Ra1+ 64. Kb2 Rb6+ 65. Kxa1 Qc1+ 66. Ka2 Qb2# { Black wins by checkmate. } 0-1