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Puzzles (3 cohencoins award for each match):

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/1aXbs4Dp"] [Date "2026.07.06"] [White "Christian1"] [Black "Andrew8"] [Result "0-1"] [UTCDate "2026.07.06"] [UTCTime "23:27:59"] [WhiteElo "1737"] [BlackElo "1381"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+25"] [WhiteTitle "IM🐍"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C25"] [Opening "Vienna Game: Anderssen Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Bc5 { C25 Vienna Game: Anderssen Defense } 3. Bc4?! { (0.50 → -0.05) Inaccuracy. Nf3 was best. } (3. Nf3 d6 4. Na4 Nd7 5. g3 Ngf6 6. d3 Bb6 7. Nxb6 axb6 8. Bg2 O-O 9. O-O Re8) 3... Nf6 4. Nf3 Ng4?? { (-0.04 → 1.61) Blunder. d6 was best. } (4... d6 5. d3) 5. O-O Bxf2+?? { (1.27 → 3.78) Blunder. d6 was best. } (5... d6 6. h3) 6. Rxf2 Nxf2 7. Kxf2 O-O?! { (3.67 → 5.65) Inaccuracy. Nc6 was best. } (7... Nc6 8. d3) 8. Nxe5 Qf6+ 9. Nf3 Qb6+ 10. d4 c5 11. dxc5 Qxc5+ 12. Be3?? { (7.82 → -0.28) Blunder. Qd4 was best. } (12. Qd4) 12... Qxc4 13. Nh4?? { (-0.49 → -2.87) Blunder. Nd5 was best. } (13. Nd5 Qxe4) 13... Qe6?? { (-2.87 → -0.66) Blunder. d6 was best. } (13... d6 14. Qxd6 Nc6 15. Qd3 Qxd3 16. cxd3 f5 17. Kg3 Be6 18. d4 f4+ 19. Bxf4 Nxd4 20. Rd1) 14. Nd5?? { (-0.66 → -3.32) Blunder. Nf5 was best. } (14. Nf5) 14... Qd6?? { (-3.32 → 9.17) Blunder. Qxe4 was best. } (14... Qxe4 15. Bg5) 15. Bf4?? { (9.17 → 3.64) Blunder. Nf5 was best. } (15. Nf5) 15... Qc5+ 16. Kg3?? { (4.06 → -0.27) Blunder. Be3 was best. } (16. Be3) 16... a5?? { (-0.27 → 6.21) Blunder. d6 was best. } (16... d6 17. b4 Qc4 18. Bxd6 Be6 19. Bxf8 Kxf8 20. Nf4 Nc6 21. Qd6+ Kg8 22. Nf3 Qxb4 23. Qxb4) 17. Qg4?? { (6.21 → 0.00) Blunder. Nf5 was best. } (17. Nf5) 17... Ra6?? { (0.00 → 5.03) Blunder. d6 was best. } (17... d6 18. Nf5 Bxf5 19. Ne7+ Kh8 20. Nxf5 Rg8 21. Nxd6 Rf8 22. Nf5 Rg8) 18. Nf5 Rg6 19. Nde7+ Kh8 20. Nxg6+ fxg6 21. Ne3?? { (7.32 → -0.05) Blunder. Bd6 was best. } (21. Bd6 gxf5) 21... d6 22. Qg5 h6?? { (0.00 → 6.78) Blunder. Nd7 was best. } (22... Nd7 23. Qe7 g5 24. Bxg5 h6 25. Nf5 Rxf5 26. exf5 hxg5 27. Qe8+ Kh7 28. Qg6+ Kg8 29. Re1) 23. Qe7?? { (6.78 → -0.02) Blunder. Qxc5 was best. } (23. Qxc5 dxc5) 23... Nd7 24. Re1 Qb4 25. Bxd6?? { (0.33 → Mate in 6) Checkmate is now unavoidable. Re2 was best. } (25. Re2 Qxb2) 25... Qxe1+ 26. Kh3 Qxe3+ 27. g3 h5?! { (Mate in 4 → -14.93) Lost forced checkmate sequence. Ne5+ was best. } (27... Ne5+ 28. Qe6 Bxe6+ 29. Kg2 Rf2+ 30. Kg1 Qe1#) 28. Be5?! { (-14.93 → Mate in 4) Checkmate is now unavoidable. Qe6 was best. } (28. Qe6 Nb6) 28... Nxe5+ 29. Kh4 { White resigns. } 0-1
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