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Puzzles (3 cohencoins award for each match):

Puzzle ULQp9: 653

Puzzle mK2Am: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/TKriY2JR"] [Date "2025.08.06"] [White "ZePHyRos"] [Black "BENJAMIN4"] [Result "1/2-1/2"] [UTCDate "2025.08.06"] [UTCTime "23:49:02"] [WhiteElo "1636"] [BlackElo "1676"] [WhiteRatingDiff "+1"] [BlackRatingDiff "+0"] [WhiteTitle "GM☢"] [BlackTitle "🌊"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Main Line"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5?! { (0.33 → 0.87) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. exd5 Qxd5 3. Nc3 Qa5 { B01 Scandinavian Defense: Main Line } 4. Bc4 Nf6 5. d3 Bf5 6. Be3?! { (0.68 → 0.02) Inaccuracy. Bd2 was best. } (6. Bd2 e6 7. h3 Qe5+ 8. Qe2 Nc6 9. Bb5 Qd6 10. O-O-O a6 11. Bxc6+ Qxc6 12. Nf3 Bd6) 6... e6 7. Nf3 c6 8. Qd2 Qc7 9. O-O-O Nbd7 10. h3?? { (0.41 → -1.20) Blunder. Nd4 was best. } (10. Nd4 Bd6 11. f3 Bg6 12. Ne4 Be5 13. f4 Bxd4 14. Bxd4 Bxe4 15. dxe4 Nxe4 16. Qe3 Ndf6) 10... O-O-O? { (-1.20 → 0.31) Mistake. b5 was best. } (10... b5) 11. g4 Nb6?? { (0.41 → 6.00) Blunder. Bg6 was best. } (11... Bg6) 12. Bb3?? { (6.00 → 0.45) Blunder. Bxb6 was best. } (12. Bxb6 axb6 13. gxf5 b5 14. Bb3 Bd6 15. Ne2 exf5 16. Qg5 Rhe8 17. Qxg7 Nd7 18. Rde1 Nc5) 12... Bg6 13. Nh4 Bd6 14. f4 h5?? { (0.53 → 2.56) Blunder. Nfd5 was best. } (14... Nfd5 15. Nxd5 Nxd5 16. Bxd5 cxd5 17. Rdf1 f6 18. Nxg6 hxg6 19. Kb1 e5 20. fxe5 Bxe5 21. c3) 15. g5? { (2.56 → 0.99) Mistake. Bxe6+ was best. } (15. Bxe6+ Kb8) 15... Nfd5 16. Nxd5 exd5 17. f5 Bh7 18. g6 fxg6 19. fxg6 Bg8 20. Qa5?? { (1.96 → -0.27) Blunder. Nf5 was best. } (20. Nf5) 20... Bf4 21. Bd2 Bxd2+ 22. Rxd2?! { (-0.22 → -0.87) Inaccuracy. Qxd2 was best. } (22. Qxd2) 22... Qf4?! { (-0.87 → 0.00) Inaccuracy. Kb8 was best. } (22... Kb8 23. Qc5) 23. Ng2 Qg5 24. Qxa7 Kc7 25. h4 Qxg6 26. Nf4?? { (0.17 → -6.43) Blunder. Re1 was best. } (26. Re1 Qf6 27. Rde2 Bf7 28. Qa5 Rhe8 29. Qd2 Rxe2 30. Rxe2 Qf1+ 31. Re1 Qf6 32. Qf4+ Qxf4+) 26... Qf6?! { (-6.43 → -4.42) Inaccuracy. Qd6 was best. } (26... Qd6) 27. Rf1 Qxh4?? { (-4.33 → -0.55) Blunder. Ra8 was best. } (27... Ra8 28. Qxa8 Nxa8 29. Nxd5+ cxd5 30. Rxf6 gxf6 31. Rf2 Rh6 32. Rg2 Be6 33. Rg7+ Kb8 34. c3) 28. Ng6?? { (-0.55 → -2.91) Blunder. Qa5 was best. } (28. Qa5 Rf8) 28... Qh3?? { (-2.91 → -0.38) Blunder. Qg4 was best. } (28... Qg4) 29. Rfd1?? { (-0.38 → -5.43) Blunder. Re1 was best. } (29. Re1 Rh6) 29... Rh6 30. Ne7 Re6?! { (-6.86 → -5.12) Inaccuracy. Ra8 was best. } (30... Ra8 31. Nxg8) 31. Nxg8?! { (-5.12 → -7.29) Inaccuracy. Qa3 was best. } (31. Qa3 Bh7) 31... Rxg8?? { (-7.29 → -3.02) Blunder. Ra8 was best. } (31... Ra8) 32. c4?? { (-3.02 → -6.30) Blunder. Qa5 was best. } (32. Qa5 Qe3) 32... dxc4? { (-6.30 → -3.63) Mistake. Ra8 was best. } (32... Ra8 33. cxd5 Rd6 34. Qxa8 Nxa8 35. Re2 Kb6 36. Kb1 cxd5 37. Re7 Nc7 38. a4 g5 39. Rc1) 33. dxc4 Qe3?? { (-4.12 → 0.00) Blunder. Ra8 was best. } (33... Ra8 34. Rd7+ Nxd7 35. Qxa8 Re5 36. Kb1 h4 37. Qg8 Qf5+ 38. Bc2 Qf6 39. a4 g5 40. a5) 34. c5 Qxc5+ 35. Rc2?? { (0.63 → -6.28) Blunder. Kb1 was best. } (35. Kb1 Qf5+ 36. Ka1 h4 37. Bxe6 Qxe6 38. Qa5 Ra8 39. Rd7+ Kb8 40. Rd8+ Nc8 41. Re1 Rxa5) 35... Qg5+?! { (-6.28 → -4.38) Inaccuracy. Qe3+ was best. } (35... Qe3+) 36. Rcd2 Ra8 37. Qxa8 Nxa8 38. Bxe6 Qc5+ 39. Kb1 Nb6 40. Bb3 g5 41. Rh2?! { (-4.18 → -5.45) Inaccuracy. a3 was best. } (41. a3 g4) 41... h4 42. Rdh1 Qf5+ 43. Bc2 Qf4 44. a3 Nc4 45. Bd1 Nd2+ 46. Kc2 Nf3? { (-7.78 → -4.10) Mistake. Nf1 was best. } (46... Nf1) 47. Bxf3 Qxf3 48. Kd2 Qg3 49. b4?! { (-4.68 → -7.35) Inaccuracy. Kc2 was best. } (49. Kc2 Kd6) 49... Qxa3 50. Ke2 Qxb4 51. Kf3 Qf4+ 52. Kg2 Qg3+ 53. Kf1 b5 54. Rg2 Qf3+ 55. Kg1 h3 56. Rgh2 Qg3+ 57. Kf1 Qf3+ 58. Kg1 Qd1+ 59. Kf2 Qd4+ 60. Kg3? { (-8.79 → Mate in 2) Checkmate is now unavoidable. Ke2 was best. } (60. Ke2 g4) 60... Qh4+? { (Mate in 2 → -8.73) Lost forced checkmate sequence. Qf4+ was best. } (60... Qf4+ 61. Kxh3 Qf3#) 61. Kf3 Qf4+ 62. Ke2 Qe4+ 63. Kf2 Qc2+ 64. Kg3 Qd3+ 65. Kg4 Qd5 66. Kxh3?? { (-5.77 → Mate in 1) Checkmate is now unavoidable. Rxh3 was best. } (66. Rxh3 Qd2) 66... g4+?? { (Mate in 1 → -4.82) Lost forced checkmate sequence. Qf3# was best. } (66... Qf3#) 67. Kxg4 Qd7+ 68. Kf3 Qd5+ 69. Ke3 Qe5+ 70. Kd3 Qd5+ 71. Kc3 Qc4+?! { (-3.58 → -2.34) Inaccuracy. Qe5+ was best. } (71... Qe5+ 72. Kb3 Kb6 73. Rh6 Qe3+ 74. Ka2 b4 75. R1h5 Qc3 76. Rh2 Ka5 77. Rh8 Qa3+ 78. Kb1) 72. Kb2?! { (-2.34 → -3.03) Inaccuracy. Kb2 was best. } (72. Kb2 Qd4+ 73. Ka2 Qc3 74. Kb1 Qb3+ 75. Ka1 Qe3 76. Kb1 b4 77. Rc1 b3 78. Rch1 Qe5) 72... Qb4+ 73. Kc2 Kb6 74. Rb1?! { (-3.73 → -5.31) Inaccuracy. Rh6 was best. } (74. Rh6) 74... Qe4+ 75. Kc1 Qf4+ 76. Rd2 Qc4+?! { (-5.41 → -3.90) Inaccuracy. b4 was best. } (76... b4) 77. Rc2 Qf1+ 78. Kb2 Qf6+ 79. Ka2 Qe6+ 80. Ka1 Qe4? { (-1.59 → -0.28) Mistake. Qe5+ was best. } (80... Qe5+) 81. Rcb2?? { (-0.28 → -5.40) Blunder. Rbc1 was best. } (81. Rbc1 b4 82. Rxc6+ Qxc6 83. Rxc6+ Kxc6 84. Kb2 Kb5 85. Kb3 Kc5 86. Ka2 Kc4 87. Kb2 b3) 81... Qa4+ 82. Ra2 Qd4+ 83. Rab2 Qa4+ 84. Ra2 Qd4+ 85. Rab2?! { (-4.60 → -5.93) Inaccuracy. Rbb2 was best. } (85. Rbb2 c5 86. Ra3 b4 87. Rb3 Qe5 88. Ka2 Qe4 89. Rc3 Qd5+ 90. Ka1 Qd1+ 91. Ka2 Kb5) 85... Qd8?? { (-5.93 → -2.02) Blunder. b4 was best. } (85... b4 86. Re1 c5 87. Kb1 Kb5 88. Rc2 b3 89. Re8 bxc2+ 90. Kxc2 Kc4) 86. Rc1 Qa8+ 87. Kb1 Qg8?? { (-1.67 → 0.00) Blunder. c5 was best. } (87... c5 88. Rbc2 Qe4 89. Kb2 Qd4+ 90. Ka2 c4 91. Rc3 Kc5 92. R1c2 Kb4 93. Kb2 Qf6 94. Rc1) 88. Rbc2 Qb3+ 89. Rb2?? { (0.00 → -2.20) Blunder. Ka1 was best. } (89. Ka1 Qa3+ 90. Kb1 c5 91. Rxc5 Qb3+ 92. Ka1 Qb4 93. R5c2 Qa3+ 94. Kb1 Qb3+ 95. Ka1 Qd3) 89... Qd3+ 90. Rbc2 Qb3+?? { (-1.63 → 0.00) Blunder. c5 was best. } (90... c5 91. Kb2 Qd4+ 92. Kb1 Qe4 93. Kb2 c4 94. Rc3 Kc5 95. Ka2 Qd5 96. Kb2 Qd6 97. Ka2) 91. Ka1 Qa4+ 92. Kb2 Qb4+ 93. Ka2 Qa4+ 94. Kb2 Qe4 95. Kb3 Qa4+ 96. Kc3?? { (0.00 → -2.07) Blunder. Kb2 was best. } (96. Kb2 Qb4+ 97. Ka2 Qa5+ 98. Kb3 c5 99. Rxc5 Qa4+ 100. Kb2 Qb4+ 101. Ka2 Qxc5 102. Rxc5 Kxc5) 96... Qc4+?? { (-2.07 → -0.27) Blunder. c5 was best. } (96... c5 97. Kb2) 97. Kd2?? { (-0.27 → -5.32) Blunder. Kb2 was best. } (97. Kb2 Qb4+ 98. Ka2 Qa4+ 99. Kb2 c5 100. Rxc5 Qb4+ 101. Ka2 Qxc5 102. Rxc5 Kxc5 103. Kb3 b4) 97... Qd4+ 98. Ke1 Qe3+ 99. Kd1 Qd3+ 100. Rd2 Qb3+ 101. Rcc2 Qb1+ 102. Rc1 Qb3+ 103. Rdc2 Qd3+ 104. Rd2 Qf1+ 105. Kc2 Qc4+?? { (-4.44 → -1.33) Blunder. Qf4 was best. } (105... Qf4 106. Re2 Qc4+ 107. Kd1 Qa4+ 108. Rcc2 c5 109. Re6+ Ka5 110. Re8 Qf4 111. Ra2+ Kb4 112. Rb2+) 106. Kb1 Qb3+ 107. Rb2 Qd3+ 108. Rbc2 Qb3+? { (-1.41 → 0.00) Mistake. c5 was best. } (108... c5 109. Ka2) 109. Ka1 Qa3+ 110. Kb1 Qb3+ 111. Ka1 Qa4+ 112. Kb2 Qb4+ 113. Ka2 Qa4+ 114. Kb2 Qd4+ 115. Rc3?? { (0.00 → -60.04) Blunder. Kb3 was best. } (115. Kb3 Qa4+ 116. Kb2 c5 117. Rxc5 Qb4+ 118. Ka2 Qa4+) 115... Qd2+?? { (-60.04 → 0.00) Blunder. b4 was best. } (115... b4 116. Kb3 Qxc3+ 117. Rxc3 bxc3 118. Kc2 Kb5 119. Kb3 c2 120. Kb2 Kc4 121. Kxc2 c5 122. Kb2) 116. R1c2 Qd4 117. Kb3 { The game is a draw. } 1/2-1/2
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting