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Puzzles (3 cohencoins award for each match):

Puzzle QxsXc: 374

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/hmczFicK"] [Date "2025.10.15"] [White "Beckett2"] [Black "Maxim"] [Result "1/2-1/2"] [UTCDate "2025.10.15"] [UTCTime "23:47:25"] [WhiteElo "1677"] [BlackElo "1775"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [WhiteTitle "GM🍏"] [BlackTitle "GM🧂"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Three Knights Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Nc6 3. Nf3 { C46 Three Knights Opening } Be7?! { (0.18 → 0.90) Inaccuracy. Nf6 was best. } (3... Nf6 4. Bb5 Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 Qe5+ 9. Qe2 Qxe2+ 10. Kxe2) 4. d4 exd4 5. Nxd4 Nxd4?? { (0.84 → 3.02) Blunder. d6 was best. } (5... d6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Nf6 9. O-O O-O 10. h3 Re8 11. f4 Bc8 12. Qf3) 6. Qxd4? { (3.02 → 1.63) Mistake. Qxd4 was best. } (6. Qxd4 f6) 6... Bf6?! { (1.63 → 2.66) Inaccuracy. Bf6 was best. } (6... Bf6 7. Qd3 d6 8. Be3 Ne7 9. O-O-O O-O 10. f4 Bd7) 7. e5 Qe7 8. f4 d6 9. Be2?? { (2.05 → -0.13) Blunder. Nd5 was best. } (9. Nd5 dxe5) 9... dxe5 10. fxe5?? { (-0.21 → -2.02) Blunder. Qf2 was best. } (10. Qf2 e4 11. O-O Bxc3 12. bxc3 Bd7 13. a4 Qf6 14. Bb5 c6 15. Be2 Ne7 16. Rb1 b6) 10... Bxe5 11. Qa4+ c6 12. Nd5?! { (-2.07 → -2.73) Inaccuracy. Bf4 was best. } (12. Bf4 Nf6 13. O-O-O O-O 14. Bxe5 Qxe5 15. Qd4 Qg5+ 16. Kb1 Be6 17. Bf3 Qa5 18. Qf4 Rad8) 12... Qd6 13. Bf3? { (-2.69 → -5.25) Mistake. Nb6 was best. } (13. Nb6) 13... Bxh2?? { (-5.25 → 0.69) Blunder. b5 was best. } (13... b5 14. Qb4) 14. Rxh2 Qg3+?? { (0.23 → 5.42) Blunder. Qxh2 was best. } (14... Qxh2 15. Bf4) 15. Ke2 b5?! { (5.82 → 8.97) Inaccuracy. g5 was best. } (15... g5) 16. Qe4+ Be6 17. Bf4 cxd5 18. Qxe6+ fxe6 19. Bxg3 Nf6 20. Be5 O-O 21. Kd3 Rac8 22. Re1 Nd7 23. Bd6 Rf6 24. Reh1 h6 25. Bf4?? { (5.38 → -6.57) Blunder. Kd2 was best. } (25. Kd2) 25... e5?? { (-6.57 → 3.01) Blunder. Rxf4 was best. } (25... Rxf4) 26. Bxd5+ Kh7? { (3.09 → 6.19) Mistake. Kf8 was best. } (26... Kf8 27. Bg5 Rc5 28. Bxf6 Rxd5+ 29. Ke2 Nxf6 30. Rh3 b4 31. c4 bxc3 32. Rxc3 Ra5 33. Ra1) 27. Be4+ Kg8 28. Bxh6?? { (6.03 → 1.00) Blunder. Be3 was best. } (28. Be3) 28... Nc5+ 29. Ke3 Nxe4?? { (1.18 → 4.40) Blunder. gxh6 was best. } (29... gxh6 30. Bf3) 30. Kxe4?? { (4.40 → 0.51) Blunder. Bg5 was best. } (30. Bg5 Rxc2 31. Kxe4 Rff2 32. Be3 Rfe2 33. Rh8+ Kf7 34. Rf1+ Kg6 35. b3 Rxg2 36. Rb8 Rce2) 30... Rc4+ 31. Kxe5 Rc5+ 32. Kd4 Rcc6?? { (0.77 → 5.93) Blunder. Rc4+ was best. } (32... Rc4+ 33. Ke3 gxh6 34. c3 b4 35. Kd3 Rcc6 36. cxb4 Rfd6+ 37. Ke3 Re6+ 38. Kf3 Rf6+ 39. Kg3) 33. Bg5 Rg6 34. Bf4 Rg4 35. Rh4?? { (7.60 → 2.15) Blunder. g3 was best. } (35. g3 g5 36. Rh8+ Kg7 37. R1h7+ Kf6 38. Rh6+ Kg7 39. Rxc6 Kxh8 40. Rg6 Rxf4+ 41. gxf4 gxf4) 35... Rxg2?? { (2.15 → 5.61) Blunder. Rc4+ was best. } (35... Rc4+ 36. Ke3) 36. Rh8+ Kf7 37. Be5 Rc4+ 38. Kd3 Rcg4 39. Rf1+ Ke6 40. Re8+ Kd5 41. b3 Kc6 42. Re6+ Kd5 43. Re7 Kc6 44. Rxa7 Rg5 45. Bf4 Rd5+ 46. Ke3 Kb6 47. Re7 Rxc2 48. Rxg7 Rxa2 49. Rg6+?! { (6.37 → 3.97) Inaccuracy. Ke4 was best. } (49. Ke4 Rdd2) 49... Ka5 50. Bc7+?! { (4.55 → 3.51) Inaccuracy. Ke4 was best. } (50. Ke4 Rad2 51. Bxd2+ Rxd2 52. Rb1 Kb4 53. Rg5 Rd8 54. Rg4 Kc3 55. Ke5 Kc2 56. Rf1 Kxb3) 50... Kb4 51. Rf4+?? { (4.14 → 0.29) Blunder. Rb1 was best. } (51. Rb1) 51... Kxb3 52. Rb6 Ra5?! { (0.00 → 0.52) Inaccuracy. Rc5 was best. } (52... Rc5 53. Bd6 Rc3+ 54. Ke4 Rc4+ 55. Kd3 Rc3+ 56. Ke4) 53. Rb7 Rc5?? { (0.34 → 56.04) Blunder. Ra4 was best. } (53... Ra4) 54. Re4?? { (56.04 → 0.08) Blunder. Bxa5 was best. } (54. Bxa5 Kc2 55. Rb4 Rc3+ 56. Ke4 Rc4+ 57. Rxc4+ bxc4 58. Rc7 Kb3 59. Kd5 Ka4 60. Be1 Kb5) 54... Ra3? { (0.08 → 1.36) Mistake. Ra4 was best. } (54... Ra4 55. Rxa4 Kxa4 56. Kd4 Rc6 57. Kd5 Rh6 58. Ra7+ Kb3 59. Ra1 Rh3 60. Rf1 Re3 61. Kd4) 55. Bb6? { (1.36 → 0.29) Mistake. Bd6 was best. } (55. Bd6 Rc3+) 55... Kc2+ 56. Ke2 Rcc3 57. Ba7 Ra2 58. Bb6 Kb3+ 59. Kd1 Ka3?? { (0.00 → 3.60) Blunder. Ra1+ was best. } (59... Ra1+ 60. Ke2 Ra2+ 61. Kd1) 60. Re2?? { (3.60 → 0.00) Blunder. Bc5+ was best. } (60. Bc5+ Rxc5) 60... Rxe2 61. Kxe2 Rc2+ 62. Kd3 Rc6 63. Bd4 b4 64. Rb8 b3 65. Rb7 Ka2?? { (0.18 → Mate in 3) Checkmate is now unavoidable. Rc8 was best. } (65... Rc8 66. Be5 Ra8 67. Kd2 Rc8 68. Bc3 Ka4 69. Rb4+ Ka3 70. Rb5 Rc4 71. Kd3 Ra4 72. Rb8) 66. Rb8?? { (Mate in 3 → 0.16) Lost forced checkmate sequence. Ra7+ was best. } (66. Ra7+ Ra6 67. Rxa6+ Kb1 68. Ra1#) 66... b2 67. Rxb2+ Ka3 68. Rb1 Rd6 69. Ra1+ Kb3 70. Rb1+ Ka2 71. Rc1 Kb3 72. Rc4 Ka2?? { (0.25 → 5.49) Blunder. Rg6 was best. } (72... Rg6 73. Rc1 Rg3+ 74. Be3 Kb2 75. Rc6 Rh3 76. Rb6+ Ka2 77. Rb8 Rg3 78. Rb5 Ka3 79. Rb6) 73. Rc3?? { (5.49 → 0.34) Blunder. Kc2 was best. } (73. Kc2 Ra6 74. Bc5 Ra5 75. Rc3 Ra8 76. Bd6 Ra5 77. Rc6 Ra4 78. Bb4 Ra8 79. Rb6 Ra7) 73... Kb2?? { (0.34 → Mate in 11) Checkmate is now unavoidable. Rd8 was best. } (73... Rd8 74. Rc1 Ka3 75. Ra1+ Kb4 76. Rb1+ Ka3 77. Kc4 Rc8+ 78. Bc5+ Ka2 79. Rb5 Rh8 80. Bd4) 74. Rc4+?? { (Mate in 11 → 0.16) Lost forced checkmate sequence. Rc6+ was best. } (74. Rc6+ Rxd4+ 75. Kxd4 Kb3 76. Rc4 Kb2 77. Kd3 Kb3 78. Rf4 Kb2 79. Rb4+ Ka2 80. Kc3 Ka3) 74... Kb3 75. Rc3+ Kb4 76. Rc4+ Ka3?? { (0.19 → 6.11) Blunder. Kb5 was best. } { Black offers draw } (76... Kb5 77. Rc5+ Ka6 78. Rc7 Kb5 79. Rb7+ Kc6 80. Rb6+ Kd7 81. Rxd6+ Kxd6 82. Ke4 Kc6 83. Ba7) 77. Rc3+?? { (6.11 → 0.19) Blunder. Kc2 was best. } (77. Kc2 Ra6 78. Bc5+ Ka2 79. Rb4 Ra5 80. Bb6 Ra8 81. Rb2+ Ka3 82. Bc5+ Ka4 83. Ra2+ Kb5) 77... Kb4 78. Rc4+ Kb3 79. Rc3+ Kb4 { The game is a draw. } 1/2-1/2
Computer analysisMove timesCrosstableFEN & PGN
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