[Event "GM Zhigalko Sergei simul"] [Site "https://lichess.org/ysu5PWTW"] [Date "2022.05.19"] [White "Zhigalko_Sergei"] [Black "Prefe1966"] [Result "1-0"] [UTCDate "2022.05.19"] [UTCTime "15:49:24"] [WhiteElo "2832"] [BlackElo "2050"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B40"] [Opening "Sicilian Defense: Delayed Alapin Variation, with e6"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 e6 3. c3 { B40 Sicilian Defense: Delayed Alapin Variation, with e6 } d5 4. e5 d4 5. Bd3 Nc6 6. O-O g5 7. Be4 g4 8. Bxc6+ bxc6 9. Ne1 h5 10. Na3 Ne7 11. Nc4 Ng6 12. Qa4 Qd5? { (0.33 → 1.56) Mistake. Be7 was best. } (12... Be7) 13. Nb6 axb6 14. Qxa8 Kd8 15. d3 Nxe5? { (1.43 → 2.94) Mistake. Qxe5 was best. } (15... Qxe5 16. Qxc6) 16. Bg5+? { (2.94 → 1.25) Mistake. a4 was best. } (16. a4) 16... Be7 17. Bxe7+?! { (1.68 → 1.06) Inaccuracy. Bd2 was best. } (17. Bd2 h4 18. c4 Qd6 19. a4 Qc7 20. a5 Nd7 21. axb6 Nxb6 22. Qa3 Bd6 23. Ba5 Qb8) 17... Kxe7 18. c4 Qd6 19. Qa7+ Bd7 20. Qxb6 Rg8? { (0.84 → 2.55) Mistake. Ng6 was best. } (20... Ng6 21. g3) 21. Kh1?! { (2.55 → 1.54) Inaccuracy. Qb3 was best. } (21. Qb3) 21... f5?! { (1.54 → 2.17) Inaccuracy. h4 was best. } (21... h4 22. Qb3 h3 23. g3 Qb8 24. Qc2 f6 25. a4 Be8 26. a5 Bg6 27. Kg1 Qb4 28. a6) 22. f4?? { (2.17 → 0.10) Blunder. Qa5 was best. } (22. Qa5 Ng6 23. a4 e5 24. Qd2 h4 25. a5 Ra8 26. a6 Kf6 27. a7 Bc8 28. g3 Bb7) 22... gxf3?? { (0.10 → 2.08) Blunder. Ng6 was best. } (22... Ng6 23. Qa5 Nxf4 24. Qd2 e5 25. a4 h4 26. a5 Nh5 27. Kg1 h3 28. g3 f4 29. gxf4) 23. Rxf3?? { (2.08 → -2.37) Blunder. Nxf3 was best. } (23. Nxf3) 23... Nxf3?? { (-2.37 → 0.75) Blunder. Ng4 was best. } (23... Ng4) 24. Nxf3 h4 25. h3?? { (0.35 → -2.60) Blunder. Re1 was best. } (25. Re1 h3) 25... Rb8?? { (-2.60 → 0.16) Blunder. Rxg2 was best. } (25... Rxg2 26. Kxg2 Qg3+ 27. Kh1 Qxf3+ 28. Kh2 Qg3+ 29. Kh1 Qxh3+ 30. Kg1 Qg3+ 31. Kh1 e5 32. Qxc5+) 26. Qa7 Rxb2 27. Re1?? { (0.12 → -3.82) Blunder. Nxh4 was best. } (27. Nxh4 Re2 28. Rb1 Re3 29. Qa8 Qg3 30. Qh8 Rxd3 31. Qh7+ Kd8 32. Qh6 Kc7 33. Qf8 Bc8) 27... Qg3?? { (-3.82 → 2.00) Blunder. Rxg2 was best. } (27... Rxg2 28. Ne5 Rg3 29. Qa8 Rxh3+ 30. Kg2 Rg3+ 31. Kf2 Be8 32. Qa7+ Kf8 33. Qh7 Qe7 34. Qh8+) 28. Qxc5+ Kf7?! { (1.83 → 2.92) Inaccuracy. Ke8 was best. } (28... Ke8 29. Rg1) 29. Ne5+?? { (2.92 → 0.75) Blunder. Rg1 was best. } (29. Rg1 Re2 30. Qxd4 Ke7 31. Qa7 c5 32. a4 Qd6 33. d4 Rb2 34. a5 cxd4 35. Nxd4 Kf6) 29... Kg8?? { (0.75 → 4.60) Blunder. Ke8 was best. } (29... Ke8) 30. Rg1 Be8 31. Qxd4?? { (4.31 → 1.06) Blunder. Qd6 was best. } (31. Qd6) 31... Rxa2?? { (1.06 → 5.53) Blunder. Re2 was best. } (31... Re2) 32. Qd8?? { (5.53 → 0.44) Blunder. Qd6 was best. } (32. Qd6 Bg6 33. Qxe6+ Kg7 34. Qe7+ Kh6 35. Qf6 Kh7 36. d4 Ra7 37. Qxc6 f4 38. Qc5 Rg7) 32... Kf8?? { (0.44 → 8.45) Blunder. Qxe5 was best. } (32... Qxe5 33. Qxe8+) 33. Qf6+ Kg8 34. Qxe6+ Kf8 35. Qxf5+ Ke7 36. d4 c5 37. d5 Re2? { (8.81 → Mate in 9) Checkmate is now unavoidable. Ra6 was best. } (37... Ra6 38. Qc8 Rd6 39. Qc7+ Bd7 40. Nxd7 Rxd7 41. Qxc5+ Kf7 42. Rf1+ Kg6 43. Qc8 Qd6 44. Qg8+) 38. Qe6+?! { (Mate in 9 → 10.16) Lost forced checkmate sequence. d6+ was best. } (38. d6+ Kd8 39. Qf6+ Kc8 40. Qe6+ Kb7 41. Qe7+ Ka8 42. Ra1+ Ra2 43. Rxa2+ Qa3 44. Rxa3+ Ba4) 38... Kf8 39. Ng6+ Bxg6 40. Qxe2 Bd3 41. Qg4 Qxg4 42. hxg4 Bxc4 43. d6 Ke8 44. Rc1 Be2 45. Rxc5 Bxg4 46. Rc4 Be6 47. Rxh4 Kd7 48. Rd4 Bf5 49. Kh2 Ke8 50. Kg3 Bd7 51. Kf4 Kf7?! { (18.08 → Mate in 12) Checkmate is now unavoidable. Kd8 was best. } (51... Kd8 52. g4) 52. Ke5?! { (Mate in 12 → 19.86) Lost forced checkmate sequence. Re4 was best. } (52. Re4 Be6 53. g4 Kf6 54. g5+ Kf7 55. g6+ Ke8 56. Rxe6+ Kd7 57. Kf5 Kc6 58. d7+ Kb5) 52... Be6?! { (19.86 → Mate in 7) Checkmate is now unavoidable. Ke8 was best. } (52... Ke8 53. Kf6 Bc6 54. g4 Kd7 55. g5 Bg2 56. g6 Bh3 57. Rh4 Bf1 58. g7 Kxd6 59. g8=Q) 53. Rb4?! { (Mate in 7 → 23.38) Lost forced checkmate sequence. Rf4+ was best. } (53. Rf4+ Kg7 54. Kxe6 Kg6 55. Rc4 Kg7 56. d7 Kh6 57. d8=Q Kg6 58. Rg4+ Kh7 59. Qh4#) 53... Bd7?! { (23.38 → Mate in 13) Checkmate is now unavoidable. Bc8 was best. } (53... Bc8 54. Ra4) 54. Rb7 Ke8 55. g3?! { (Mate in 12 → 12.55) Lost forced checkmate sequence. Rxd7 was best. } (55. Rxd7 Kxd7 56. g4 Ke8 57. Ke6 Kd8 58. g5 Kc8 59. g6 Kb7 60. d7 Kc7 61. g7 Kb6) 55... Bc6 56. Re7+ Kd8 57. g4 Bd7 58. g5 Bc6 59. g6 Bd7 60. g7 Bc6 61. g8=Q+ Be8 62. Qxe8# { White wins by checkmate. } 1-0