[Event "GM Michael Prusikin simul"] [Site "https://lichess.org/4OPwSnTd"] [Date "2021.01.09"] [White "Michael_Prusikin"] [Black "TE_Cosima_W_St3"] [Result "1-0"] [UTCDate "2021.01.09"] [UTCTime "09:01:26"] [WhiteElo "1500"] [BlackElo "1550"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "1800+60"] [ECO "B38"] [Opening "Sicilian Defense: Accelerated Dragon, Maróczy Bind"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 g6?! { (0.00 → 0.71) Inaccuracy. d6 was best. } (2... d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e5 6. O-O Be7 7. Bc2) 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 { B38 Sicilian Defense: Accelerated Dragon, Maróczy Bind } Nf6 7. Nc3 Qa5 8. Nb3 Qd8 9. Be2 O-O 10. O-O d6 11. f3 Bd7 12. Qd2 Rc8 13. Rac1 Re8 14. Nd5 Ne5 15. Bxa7 Nxd5 16. cxd5 Rxc1 17. Rxc1 Qa8 18. Qa5 Rc8 19. Bb6 Rxc1+ 20. Nxc1 Qxa5 21. Bxa5 f5 22. Bc3 fxe4 23. fxe4 e6 24. Nd3?! { (1.32 → 0.41) Inaccuracy. Nb3 was best. } (24. Nb3 Kf7 25. Na5 b6 26. Nb3 exd5 27. exd5 Bf5 28. Nd4 Be4 29. Nb5 Ke7 30. Bd4 Bxd5) 24... exd5?! { (0.41 → 1.19) Inaccuracy. Nxd3 was best. } (24... Nxd3 25. Bxd3 Bxc3 26. bxc3 exd5 27. exd5 Kg7 28. Kf2 Kf6 29. Ke3 Ke5 30. c4 Be8 31. a3) 25. exd5?! { (1.19 → 0.49) Inaccuracy. Nxe5 was best. } (25. Nxe5) 25... Bb5 26. Nf4 Bxe2 27. Nxe2 Nd3 28. b3 Kf7 29. Kf1 Bxc3 30. Nxc3 Kf6 31. Ke2 Nf4+ 32. Kf3 Ke5 33. g3 Nxd5 34. Nxd5 Kxd5 35. Ke3 Kc5 36. a3 h5 37. h4 d5 38. Kd3 Kc6?? { (0.40 → 2.73) Blunder. d4 was best. } (38... d4 39. b4+) 39. Kd4 Kd6 40. a4 Kc6 41. b4 Kd6 42. Kd3 Kc7 43. Ke3?! { (3.13 → 2.09) Inaccuracy. Kc2 was best. } (43. Kc2) 43... Kc6 44. Kd4 Kd6 45. Kc3 Kc6 46. Kb3 b5?? { (3.05 → 9.92) Blunder. Kb6 was best. } (46... Kb6 47. Kc2) 47. a5 Kb7 48. Kc3 Kc6 49. Kd4 Kd6 50. a6 Kc6 51. a7 Kb7 52. Kxd5 Kxa7 53. Kc5 Ka6 54. Kc6 Ka7 55. Kxb5 Kb7 56. Kc5 Ka6?! { (123.16 → Mate in 10) Checkmate is now unavoidable. Kc7 was best. } (56... Kc7 57. b5) 57. Kc6 Ka7 58. Kd6?! { (Mate in 10 → 59.95) Lost forced checkmate sequence. b5 was best. } (58. b5 Kb8 59. b6 Kc8 60. b7+ Kd8 61. b8=Q+ Ke7 62. Qg8 Kf6 63. Kd6 g5 64. Qxg5+ Kf7) 58... Kb6 59. Ke6 Kb5 60. Kf6 Kxb4 61. Kxg6 Kc5 62. Kxh5 Kd6 63. Kg6 Ke7 64. Kg7 Ke6 65. h5 Kf5 66. h6 Kg5 67. h7 Kg4 68. h8=Q Kxg3 69. Kf6 Kf3 70. Ke5 Ke3 71. Qh3+ Kd2 72. Kd4 Kc2 73. Qc3+ Kd1 74. Qb2 Ke1 75. Ke3 Kd1 76. Qb1# { White wins by checkmate. } 1-0