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Puzzles (3 cohencoins award for each match):

Puzzle vh8kA: 844

Puzzle JSMxO: 752

IM🔱 David3 (1504) +3
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/JTyYe9cP"] [Date "2025.12.12"] [White "David3"] [Black "Eitan1"] [Result "1-0"] [UTCDate "2025.12.12"] [UTCTime "21:08:46"] [WhiteElo "1504"] [BlackElo "1182"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-4"] [WhiteTitle "IM🔱"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game: Damiano Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 { C42 Russian Game: Damiano Variation } 4. Qe2 Nc6?? { (1.08 → 6.47) Blunder. Qe7 was best. } (4... Qe7) 5. Qxe4?? { (6.47 → 2.54) Blunder. Nxc6 was best. } (5. Nxc6) 5... Nxe5?? { (2.54 → 8.50) Blunder. Qe7 was best. } (5... Qe7 6. d4 d6 7. Bb5 Bd7 8. Bg5 f6 9. Nc3 dxe5 10. Nd5 Qd6 11. dxe5 Qxe5 12. Nxc7+) 6. Qxe5+ Qe7 7. Qxe7+ Bxe7 8. Bc4 c6 9. d3 b5 10. Bb3 a5 11. O-O?? { (8.06 → 1.49) Blunder. a4 was best. } (11. a4) 11... a4 12. Bxf7+? { (1.59 → 0.43) Mistake. Bd5 was best. } (12. Bd5 cxd5) 12... Kxf7 13. Re1 Rf8 14. Nc3 Kg8?? { (0.44 → 7.43) Blunder. a3 was best. } (14... a3 15. bxa3) 15. Bf4?? { (7.43 → 0.41) Blunder. Rxe7 was best. } (15. Rxe7) 15... Rf7 16. Ne4?? { (0.44 → -7.31) Blunder. a3 was best. } (16. a3 Bxa3 17. bxa3 Rxf4 18. f3 d5 19. Na2 d4 20. Nb4 Bd7 21. Re5 Rf6 22. Rae1 Kf8) 16... Bb7?? { (-7.31 → 3.86) Blunder. Rxf4 was best. } (16... Rxf4) 17. Nd6?? { (3.86 → 1.74) Blunder. Bd6 was best. } (17. Bd6 Bf6) 17... Bxd6 18. Bxd6 Rf6 19. Be5 Re6 20. Bc3 Rxe1+ 21. Rxe1 c5?? { (1.67 → 5.47) Blunder. Kf7 was best. } (21... Kf7 22. a3 c5 23. Re5 d6 24. Rf5+ Kg8 25. Rg5 g6 26. f3 Re8 27. Kf2 Kf7 28. Rg4) 22. Be5?? { (5.47 → 0.87) Blunder. Re7 was best. } (22. Re7) 22... Re8 23. Bc3 Rxe1+ 24. Bxe1 Bd5 25. b3 axb3 26. axb3 c4? { (1.31 → 2.68) Mistake. Kf7 was best. } (26... Kf7 27. f3 Bc6 28. Kf2 d6 29. Kg3 Ba8 30. Kh4 Kf6 31. Kg4 Bc6 32. Kf4 Bd5 33. Kg3) 27. dxc4 bxc4 28. bxc4?? { (2.62 → 0.32) Blunder. b4 was best. } (28. b4 Bc6) 28... Bxc4 29. c3 d5 30. Bd2 g6 31. Be3 Kf7 32. g4 Ke6 33. Kg2 Ke5 34. Kf3 h5 35. gxh5?! { (0.67 → 0.00) Inaccuracy. Bd4+ was best. } (35. Bd4+ Ke6 36. gxh5 gxh5 37. Kf4 Be2 38. Kg5 Bf3 39. Bc5 Kd7 40. Be3 Ke6 41. Bd4 Kd7) 35... gxh5 36. h4 Kd6 37. Kf4 Ke6 38. f3 Kf6 39. Bd4+ Ke6 40. Ke3?! { (0.62 → 0.00) Inaccuracy. Kg5 was best. } (40. Kg5 Be2 41. f4 Kf7 42. Ba7 Bf3 43. Bb6 Be2 44. Kf5 Bf3 45. Ke5 Bh1 46. f5 Bg2) 40... Bb5 41. Kf4 Be2 42. Kg5 Bxf3 43. Kf4 Bd1 44. Ke3 Ba4 45. Kf4 Bb5 46. Kg5 Bc4 47. Kxh5 Bd3 48. Kg5 Bc4 49. h5 Bd3 50. h6 Kd6?? { (0.00 → 6.74) Blunder. Kf7 was best. } (50... Kf7 51. Be3 Bc4 52. Kf4 Kg6 53. Ke5 Kf7) 51. Kf6 Bc2 52. Kg7 Be4 53. Bf6 Kc5 54. Bd4+ Kd6 55. Kf7 Bd3 56. Kf6 Be4 57. Kg5?? { (7.74 → 0.08) Blunder. Kg7 was best. } (57. Kg7 Bb1 58. h7 Bxh7 59. Kxh7 Kd7 60. Kh6 Kd6 61. Kg5 Kc6 62. Kf4 Kd6 63. Kf5 Ke7) 57... Bd3?? { (0.08 → 7.48) Blunder. Ke6 was best. } (57... Ke6 58. Be3 Bd3 59. Bc5 Kf7 60. Bd4 Ke6 61. Kf4 Kf7 62. Ke3 Bb1 63. Be5 Kg6 64. Kd4) 58. Kf4?? { (7.48 → 0.15) Blunder. Kf6 was best. } (58. Kf6 Bc2 59. Kg7 Kd7 60. h7 Bxh7 61. Kxh7 Kd6 62. Kh6 Ke7 63. Kg6 Kd6 64. Kf5 Kc6) 58... Bc2 59. Ke3 Kc6 60. Kd2 Bf5 61. Ke3 Kd6 62. Kf4 Bc2 63. Kg5 Kc6?? { (0.12 → 6.68) Blunder. Ke6 was best. } (63... Ke6 64. Kf4 Bb1 65. Be5 Kf7 66. Ke3 Kg6 67. Bf4 Ba2 68. Kd4 Bc4 69. Kc5 Kh7 70. Kc6) 64. Kf6 Kb5 65. Ke6 Kc6 66. Ke5 Bg6 67. Kf6 Bc2 68. Ke5 Bg6 69. Ke6 Bc2 70. Ke7 Bg6 71. Be5 Be4 72. Ke6 Bd3?! { (5.04 → 7.08) Inaccuracy. Bh7 was best. } (72... Bh7 73. Kf6 Kd7 74. Kg7 Be4 75. Bd4 Ke6 76. h7 Bxh7 77. Kxh7 Kf7 78. Kh6 Ke6 79. Kg6) 73. Bd4 Be4 74. Ke5 Bc2 75. Be3 Bd3 76. Kd4 Be2?! { (5.98 → 76.34) Inaccuracy. Bb1 was best. } (76... Bb1 77. Ke5) 77. Ke5?! { (76.34 → 6.11) Inaccuracy. h7 was best. } (77. h7 Kb5 78. h8=Q Ka4 79. Qb8 Bb5 80. Qa8+ Ba6 81. Qxa6+ Kb3 82. Qb5+ Kc2 83. Qxd5 Kb2) 77... Bc4?! { (6.11 → 62.12) Inaccuracy. Bd3 was best. } { Black offers draw } (77... Bd3 78. Kf6 Bb1 79. Kg7 Kd7 80. h7 Bxh7 81. Kxh7 Ke7 82. Kg7 Ke6 83. Kf8 Kf6 84. Bd4+) 78. Bd4 Bd3 79. Kf6 Bc4 80. h7 Bd3 81. h8=Q Kd6 82. Qd8+ Kc6 83. Ke6 Kb5 84. Qxd5+ Ka4 85. Qb7 Ka5 86. Qb6+ Ka4 87. Bc5 Bb5 88. Kd5 Kb3 89. Qxb5+ Kxc3 90. Qa4 Kd3 91. Qb4 Kc2 92. Qa3 Kd2 93. Qb3 Ke2 94. Qc3 Kd1 95. Qb2 Ke1 96. Be3 Kd1 97. Qd2# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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