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Puzzles (3 cohencoins award for each match):

Puzzle LMkwH: 638

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/vFwGvFW7"] [Date "2025.10.10"] [White "Islomjon"] [Black "Eitan1"] [Result "1-0"] [UTCDate "2025.10.10"] [UTCTime "23:14:03"] [WhiteElo "1348"] [BlackElo "1162"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-6"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "Latvian Gambit Accepted"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 f5?! { (0.61 → 1.66) Inaccuracy. Nc6 was best. } (2... Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. d3 Be7 8. c3 O-O 9. Re1) 3. exf5 { C40 Latvian Gambit Accepted } e4 4. Ng5?? { (1.71 → -4.52) Blunder. Ne5 was best. } (4. Ne5 Qg5 5. d3 Qxf5 6. Ng4 Nc6 7. Ne3 Qe5 8. dxe4 Nf6 9. Bd3 d5 10. exd5 Nxd5) 4... Qxg5 5. Nc3 Qxf5 6. Be2 Qf7?! { (-5.09 → -3.85) Inaccuracy. d5 was best. } (6... d5 7. O-O) 7. Nxe4?! { (-3.85 → -5.21) Inaccuracy. d3 was best. } (7. d3 exd3) 7... d5 8. Nc3?! { (-4.84 → -6.35) Inaccuracy. Ng5 was best. } (8. Ng5 Qf6 9. d4 h6 10. Nf3 Bd6 11. Ne5 Ne7 12. O-O Nbc6 13. f4 Bf5 14. c3 O-O) 8... d4 9. Nb5 c6? { (-6.03 → -3.19) Mistake. Nc6 was best. } (9... Nc6) 10. Nxd4 Be6?? { (-3.37 → 0.05) Blunder. Nf6 was best. } (10... Nf6 11. Nf3) 11. Nxe6 Qxe6 12. O-O Nd7?? { (-0.57 → 6.64) Blunder. Nf6 was best. } (12... Nf6 13. Re1 Kd8 14. d4 Bd6 15. Bf3 Qf7 16. c4 Re8 17. Be3 Nbd7 18. Rc1 h6 19. g3) 13. d4?? { (6.64 → -2.37) Blunder. Bh5+ was best. } (13. Bh5+ Kd8) 13... O-O-O 14. Bg4 Qe8? { (-1.90 → -0.79) Mistake. Qg6 was best. } (14... Qg6 15. Bh3 Bd6 16. a4 Nf6 17. b4 Bxb4 18. a5 Bc3 19. Ra3 Nd5 20. g3 Qf6 21. Rb3) 15. d5 cxd5 16. Qxd5?? { (-1.29 → -4.00) Blunder. Re1 was best. } (16. Re1 Qg6 17. Bh3 Nf6 18. Bf4 Bc5 19. b4 Bb6 20. c4 Bc7 21. Qf3 Bxf4 22. Qxf4 Nh5) 16... Nf6 17. Bxd7+?! { (-3.46 → -4.71) Inaccuracy. Qc4+ was best. } (17. Qc4+) 17... Qxd7 18. Qa5 b6 19. Qa6+ Kb8 20. Bg5 h6 21. Bxf6 gxf6 22. Rad1? { (-4.60 → -9.54) Mistake. a4 was best. } (22. a4) 22... Qc7?? { (-9.54 → -3.91) Blunder. Qxd1 was best. } (22... Qxd1 23. Rxd1 Rxd1+ 24. Qf1 Rxf1+ 25. Kxf1 Bd6 26. h4 Re8 27. g4 Kb7 28. b3 Kc6 29. a4) 23. Rxd8+ Qxd8 24. g3 Rh7?! { (-4.61 → -2.98) Inaccuracy. Qd2 was best. } (24... Qd2 25. Qa4) 25. b4?? { (-2.98 → -6.60) Blunder. Qa4 was best. } (25. Qa4 a5) 25... Qd7?? { (-6.60 → -2.95) Blunder. Bxb4 was best. } (25... Bxb4 26. Qe2) 26. b5? { (-2.95 → -5.65) Mistake. Qc4 was best. } (26. Qc4 Qe8 27. Rd1 Rc7 28. Qf4 Qe5 29. Rd8+ Rc8 30. Rxc8+ Kxc8 31. Qf3 Kb8 32. a3 Bd6) 26... Qb7?! { (-5.65 → -4.14) Inaccuracy. Bc5 was best. } (26... Bc5 27. Qa4) 27. Qxb7+ Rxb7 28. Re1 Bb4?? { (-4.10 → -1.66) Blunder. Re7 was best. } (28... Re7 29. Rxe7) 29. Re4? { (-1.66 → -3.62) Mistake. Re8+ was best. } (29. Re8+) 29... f5?? { (-3.62 → 6.00) Blunder. Be7 was best. } (29... Be7 30. Rh4 Bf8 31. Rf4 Rf7 32. Kg2 Kc7 33. Kh3 f5 34. Kh4 Kd6 35. Kh5 Ke5 36. Rf3) 30. Rxb4 h5 31. Rc4 Re7 32. h3 Re1+ 33. Kg2 a5 34. bxa6 Ka7 35. Ra4 h4 36. gxh4 f4 37. Kf3 Re6 38. Kxf4 Re2 39. h5 Rxf2+ 40. Ke5 Rh2 41. Kd6?? { (8.19 → 0.00) Blunder. Rh4 was best. } (41. Rh4 Re2+ 42. Kf6 Rf2+ 43. Kg5 Rg2+ 44. Rg4 Rxc2 45. h6 Rc5+ 46. Kg6 Rc6+ 47. Kh5 Rc5+) 41... Rxh3 42. Kc6 Rxh5 43. Rb4 Rc5+ 44. Kd7 Rxc2 45. Ra4 b5 46. Ra5 Rc5 47. Kd6 Rc2 { Black offers draw } 48. Ra3 b4 49. Rb3 Kxa6 50. Rxb4 Rxa2 51. Kc6 Rc2+ 52. Kd5 Ka5 53. Rb1 Rd2+ 54. Kc4 Rc2+ 55. Kb3 Rc5 56. Ra1+ Kb6 57. Kb4 Kc6 58. Ra6+ Kd5 59. Ra7 Rc4+ 60. Kb5 Rc5+ 61. Kb6 Kd6 62. Ra2 Rc6+ 63. Kb5 Rc5+ 64. Kb4 Kd5 65. Rd2+ Kc6 66. Ka3 Ra5+ 67. Kb4 Rb5+ 68. Ka3 Ra5+ 69. Kb2 Rb5+ 70. Kc3 Rc5+ 71. Kb2 Rb5+ 72. Ka1 Ra5+ 73. Kb1 Rb5+ 74. Kc1 Rc5+ 75. Kd1 Kb6 76. Rb2+ Kc6 77. Kd2 Rd5+ 78. Ke3 Kd6 79. Kf4 Ke6 80. Rb6+ Rd6 81. Rb5 Rd5 82. Rb4 Rf5+ 83. Kg4 Ke5?? { (0.00 → 6.46) Blunder. Ra5 was best. } (83... Ra5 84. Rb1 Kd5 85. Kg5 Kd4+ 86. Kh6 Kc3 87. Rd1 Kc2 88. Rh1 Rc5 89. Kg7 Rc3 90. Re1) 84. Rb5+ Ke6 85. Rxf5 Kd6 { Black resigns. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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