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Puzzles (3 cohencoins award for each match):

Puzzle U9qJg: 738

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/IKUW13tM"] [Date "2026.01.20"] [White "Asher"] [Black "Ezra1"] [Result "0-1"] [UTCDate "2026.01.20"] [UTCTime "21:17:58"] [WhiteElo "1046"] [BlackElo "1450"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+2"] [BlackTitle "😼"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B06"] [Opening "Modern Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 g6 2. d4 Bg7 { B06 Modern Defense } 3. Nf3 d6 4. a4 a6 5. Nc3 b5?? { (0.70 → 2.75) Blunder. Nf6 was best. } (5... Nf6) 6. axb5 Bb7 7. bxa6 Bxa6? { (2.50 → 4.11) Mistake. Nxa6 was best. } (7... Nxa6 8. Bb5+ c6 9. Bc4 Nf6 10. Qe2 Nc7 11. Rxa8 Qxa8 12. e5 dxe5 13. Qxe5 Ba6 14. Bxf7+) 8. Bxa6 Nxa6 9. O-O?! { (4.72 → 3.61) Inaccuracy. Qe2 was best. } (9. Qe2 Qc8) 9... Nb4 10. Rxa8 Qxa8 11. b3 Nh6 12. Bxh6?? { (3.64 → 1.48) Blunder. Bg5 was best. } (12. Bg5) 12... Bxh6 13. Re1?! { (1.64 → 0.63) Inaccuracy. Qe2 was best. } (13. Qe2 O-O 14. Qc4 Qb7 15. Nd5 Nxd5 16. exd5 Ra8 17. Re1 Bf8 18. b4 Ra4 19. c3 Qa6) 13... O-O?! { (0.63 → 1.59) Inaccuracy. Qc6 was best. } (13... Qc6) 14. Qe2 f5?? { (1.60 → 7.87) Blunder. Qc6 was best. } (14... Qc6 15. Nd5) 15. exf5? { (7.87 → 3.68) Mistake. Qc4+ was best. } (15. Qc4+ d5) 15... Rxf5? { (3.68 → 6.99) Mistake. Qc6 was best. } (15... Qc6 16. Qe6+) 16. h3?? { (6.99 → 1.35) Blunder. Qc4+ was best. } (16. Qc4+ Nd5) 16... Qe8?? { (1.35 → 8.28) Blunder. Qc6 was best. } (16... Qc6 17. Qe6+) 17. Ra1?? { (8.28 → 1.33) Blunder. Qc4+ was best. } (17. Qc4+ d5 18. Qxb4 e6 19. Qc5 c6 20. Qd6 Rf6 21. Qe5 Bg7 22. Qe2 Rf7 23. Qxe6 Qxe6) 17... e5?? { (1.33 → 7.30) Blunder. Qc6 was best. } (17... Qc6) 18. dxe5 dxe5 19. Nd2?? { (8.57 → 1.67) Blunder. Qc4+ was best. } (19. Qc4+ Kh8 20. Qxb4 Qc6 21. Ne4 Rf4 22. Re1 Bf8 23. Qb8 Kg7 24. Neg5 Rf6 25. Nxe5 Qb6) 19... Bxd2?? { (1.67 → 5.22) Blunder. Nxc2 was best. } (19... Nxc2 20. Qc4+ Qf7 21. Ra8+ Kg7 22. Ra7 Qxc4 23. Nxc4 Rf7 24. Nxe5 Re7 25. Nc6 Re1+ 26. Kh2) 20. Qxd2 Nc6 21. g4?? { (5.90 → 1.36) Blunder. Ne4 was best. } (21. Ne4) 21... Rf4? { (1.36 → 2.95) Mistake. Nd4 was best. } (21... Nd4 22. Qd3 Rf7 23. Ne4 Qc6 24. Ng5 Rf4 25. Ra5 Qxc2 26. Qxc2 Nxc2 27. Rxe5 Nd4 28. Re3) 22. Ra4?? { (2.95 → 0.80) Blunder. Qd5+ was best. } (22. Qd5+ Kg7) 22... Rf6?? { (0.80 → 4.35) Blunder. Nd4 was best. } (22... Nd4 23. Qd3) 23. b4?? { (4.35 → -0.13) Blunder. Ne4 was best. } (23. Ne4 Rf7) 23... Nd4 24. Qc1?? { (-0.15 → -7.53) Blunder. Qe3 was best. } (24. Qe3 Qc6 25. Ra3 Nxc2 26. b5 Qd6 27. Ra8+ Kg7 28. Qg3 Rf7 29. Ra6 Qc5 30. Rc6 Qd4) 24... Ne2+?? { (-7.53 → -2.50) Blunder. Qxa4 was best. } (24... Qxa4 25. Nxa4 Ne2+ 26. Kf1 Nxc1 27. b5 Rd6 28. Nc5 Rd4 29. Ne6 Rc4 30. h4 Rxc2 31. h5) 25. Kf1?? { (-2.50 → -10.14) Blunder. Nxe2 was best. } (25. Nxe2 Qxa4) 25... Nxc1 26. Nd1 Qxa4 27. Ke1?! { (-16.21 → Mate in 6) Checkmate is now unavoidable. g5 was best. } (27. g5 Rf5) 27... Qxb4+ { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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