CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/K5dCy3gR"] [Date "2022.11.25"] [White "Sasha"] [Black "Nikolai"] [Result "1/2-1/2"] [UTCDate "2022.11.25"] [UTCTime "21:03:16"] [WhiteElo "1579"] [BlackElo "1108"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+5"] [WhiteTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Nc6?! { (0.34 → 0.88) Inaccuracy. Nf6 was best. } { D02 Queen's Pawn Game: Chigorin Variation } (2... Nf6 3. c4 dxc4 4. e3 a6 5. Bxc4 e6 6. O-O b5 7. Be2) 3. Bf4 e6 4. e3 Be7 5. Bb5?! { (1.22 → 0.60) Inaccuracy. c4 was best. } (5. c4) 5... Bd7 6. Bxc6 Bxc6 7. c3 Nf6 8. h3 O-O 9. O-O Bd7 10. Nbd2 c6 11. Bg5 b6 12. Bxf6 Bxf6 13. Re1 c5 14. dxc5 bxc5 15. e4 dxe4? { (-0.92 → 0.26) Mistake. Rb8 was best. } (15... Rb8 16. Qc2) 16. Nxe4 c4?? { (0.09 → 2.41) Blunder. Bc6 was best. } (16... Bc6) 17. Nxf6+ gxf6 18. Nd2 Qc8?? { (2.74 → 7.97) Blunder. Bb5 was best. } (18... Bb5 19. a4) 19. Qg4+?! { (7.97 → 4.99) Inaccuracy. Ne4 was best. } (19. Ne4 Qd8 20. Qxd7 f5 21. Nc5 Qxd7 22. Nxd7 Rfd8 23. Ne5 Rab8 24. Re2 Rd3 25. Kh2 Rbd8) 19... Kh8 20. Nxc4? { (5.22 → 2.64) Mistake. Qh4 was best. } (20. Qh4) 20... Bb5?? { (2.64 → 8.17) Blunder. Rg8 was best. } (20... Rg8 21. Nd6 Rxg4 22. Nxc8 Rg5 23. Nd6 Kg7 24. f4 Ra5 25. Red1 Rb8 26. b3 Bc6 27. f5) 21. Nd6 Qc6 22. Nxb5? { (8.69 → 4.14) Mistake. Qf4 was best. } (22. Qf4 Rg8 23. Qxf6+ Rg7 24. Nxf7+ Kg8 25. Nh6+ Kh8 26. Ng4 h5 27. Qh4 Qd5 28. Re5 Be8) 22... Qxb5 23. Qxe6?? { (4.22 → -8.46) Blunder. b3 was best. } (23. b3 Qc6 24. Rac1 Rad8 25. Qe4 Qxe4 26. Rxe4 Rd7 27. Ra4 Rfd8 28. Kf1 Kg7 29. c4 e5) 23... fxe6 24. Rxe6 Rfe8 25. Rxe8+ Rxe8 26. b4 Qd7 27. a3 h5 28. g3? { (-7.77 → Mate in 7) Checkmate is now unavoidable. Rf1 was best. } (28. Rf1 Qd3) 28... f5? { (Mate in 7 → -7.84) Lost forced checkmate sequence. Qxh3 was best. } (28... Qxh3 29. a4 h4 30. Rd1 hxg3 31. fxg3 Qxg3+ 32. Kf1 Qf3+ 33. Kg1 Rg8+ 34. Kh2 Qg2#) 29. Kg2 Kg7 30. h4 Kg6 31. Kh3? { (-8.47 → Mate in 9) Checkmate is now unavoidable. Rf1 was best. } (31. Rf1 Qc6+) 31... Re2? { (Mate in 9 → -9.98) Lost forced checkmate sequence. f4+ was best. } (31... f4+ 32. Kh2 fxg3+ 33. Kxg3 Qg4+ 34. Kh2 Qf3 35. Rf1 Re4 36. Rg1+ Kf6 37. Rg3 Rxh4+ 38. Rh3) 32. f4? { (-9.98 → Mate in 3) Checkmate is now unavoidable. Rf1 was best. } (32. Rf1 Qc6) 32... Rc2 33. Rb1 Rxc3 34. Ra1 Qd3 35. Rg1 Rxa3 36. Kh2 Rb3 37. Re1 Rxb4 38. Re6+ Kg7 39. Re7+ Kg6 40. Rxa7 Qb3 41. Ra6+ Rb6 42. Ra7 Rb7 43. Ra6+ Rb6 44. Ra7 Rb4 45. Ra6+ Rb6?? { (Mate in 9 → 0.00) Lost forced checkmate sequence. Kf7 was best. } (45... Kf7 46. Ra7+ Ke6 47. Ra6+ Kd5 48. Ra5+ Kd4 49. Ra7 Qd5 50. Rd7 Qxd7 51. g4 Rb2+ 52. Kh3) 46. Ra5?? { (0.00 → Mate in 4) Checkmate is now unavoidable. Ra7 was best. } (46. Ra7) 46... Rb5 47. Ra8 Rb4?? { (Mate in 6 → 0.00) Lost forced checkmate sequence. Qc2+ was best. } (47... Qc2+ 48. Kh3 Qc6 49. Ra6 Qxa6 50. g4 Qa3+ 51. Kg2 Rb2+ 52. Kf1 Qa1#) 48. Rg8+?? { (0.00 → Mate in 4) Checkmate is now unavoidable. Ra6+ was best. } (48. Ra6+) 48... Kf6 49. Rf8+ Kg6 50. Kg2 Qc3 51. Rh8 Rb3 52. Rg8+ Kf6 53. Kh2 Qc2+ 54. Kh3 Qc4 55. Rf8+ Kg6 56. Rg8+ Kf6 57. Rh8 Rc3 58. Rxh5 Kg6 59. Rh8 Qc8?! { (Mate in 2 → -12.44) Lost forced checkmate sequence. Qf1+ was best. } (59... Qf1+ 60. Kh2 Rc2#) 60. Rxc8 Rxc8 61. g4?! { (-66.20 → Mate in 18) Checkmate is now unavoidable. Kg2 was best. } (61. Kg2 Rc2+ 62. Kf3 Rc3+ 63. Kg2 Kh5 64. Kf2 Kg4 65. Ke2 Rxg3 66. Kd1 Kxh4 67. Kd2 Kg4) 61... fxg4+? { (Mate in 18 → -7.31) Lost forced checkmate sequence. Rc3+ was best. } (61... Rc3+ 62. Kg2 fxg4 63. Kf1 Rf3+ 64. Ke2 Kh5 65. Kd2 Kxh4 66. Ke2 Rxf4 67. Ke3 Rf5 68. Kd4) 62. Kxg4 Rf8 63. h5+ Kh6 64. f5 Rf7 { Black offers draw } 65. Kh4?? { (-6.00 → Mate in 9) Checkmate is now unavoidable. Kf4 was best. } (65. Kf4 Rf8 66. f6 Rxf6+ 67. Ke5 Rf3 68. Kd4 Rh3 69. Kc4 Kg5 70. Kc5 Kxh5 71. Kd4 Kg5) 65... Rxf5 66. Kg4 Rxh5 67. Kf4 Kg6 68. Ke4 Rf5 69. Kd4 Kf6 70. Ke4 Re5+ 71. Kf4 Rf5+ 72. Ke4 Re5+ 73. Kf4 Rf5+?? { (Mate in 11 → 0.00) Lost forced checkmate sequence. Re6 was best. } (73... Re6 74. Kg4 Ke5 75. Kf3 Kf5 76. Kg3 Re3+ 77. Kg2 Kf4 78. Kf2 Re8 79. Kg2 Re2+ 80. Kf1) 74. Ke3?? { (0.00 → Mate in 14) Checkmate is now unavoidable. Ke4 was best. } (74. Ke4) 74... Re5+?? { (Mate in 14 → 0.00) Lost forced checkmate sequence. Rd5 was best. } (74... Rd5 75. Ke4 Rd7 76. Kf4 Re7 77. Kg4 Re4+ 78. Kg3 Ke5 79. Kf3 Kf5 80. Kg2 Kf4 81. Kf2) 75. Kf4 { The game is a draw. } 1/2-1/2