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Puzzles (3 cohencoins award for each match):

Puzzle Al71u: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/P0sWaK1W"] [Date "2025.07.02"] [White "Gabriel1"] [Black "Maria"] [Result "0-1"] [UTCDate "2025.07.02"] [UTCTime "20:36:09"] [WhiteElo "1335"] [BlackElo "1196"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+12"] [WhiteTitle "🏈"] [BlackTitle "❦"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d6 { B00 Pirc Defense } 2. Qf3? { (0.68 → -0.43) Mistake. d4 was best. } (2. d4 e5) 2... Qd7? { (-0.43 → 0.78) Mistake. c5 was best. } (2... c5) 3. Bc4 Nf6 4. g4?? { (0.69 → -2.53) Blunder. d4 was best. } (4. d4 Nc6) 4... d5?? { (-2.53 → -0.67) Blunder. Qxg4 was best. } (4... Qxg4 5. Nc3) 5. Bxd5 e6?? { (-0.97 → 1.50) Blunder. Nxd5 was best. } (5... Nxd5 6. exd5 e6 7. Nc3 exd5 8. Qxd5 Nc6 9. f3 Qe7+ 10. Qe4 f5 11. gxf5 Bxf5 12. Qxe7+) 6. g5?? { (1.50 → -1.81) Blunder. Bb3 was best. } (6. Bb3) 6... exd5?? { (-1.81 → 0.19) Blunder. Nxd5 was best. } (6... Nxd5) 7. gxf6 gxf6?! { (0.18 → 0.69) Inaccuracy. Qe6 was best. } (7... Qe6 8. Nc3 dxe4 9. Qxe4 gxf6 10. d3 Na6 11. Nge2 Nb4 12. Nd4 Qxe4+ 13. Nxe4 c5 14. a3) 8. exd5 Rg8 9. Qxf6?? { (1.07 → -3.53) Blunder. Nc3 was best. } (9. Nc3 Qf5 10. Qe3+ Kd8 11. d3 Bb4 12. Ne2 Qxd5 13. Qe4 Qxe4 14. dxe4 Be6 15. Bf4 Nd7) 9... Qf5?? { (-3.53 → 0.99) Blunder. Qxd5 was best. } (9... Qxd5 10. f3) 10. Qxf5 Bxf5 11. Nf3?? { (0.93 → -1.12) Blunder. d3 was best. } (11. d3 Nd7) 11... Be4? { (-1.12 → -0.07) Mistake. Bxc2 was best. } (11... Bxc2) 12. Ke2 Bxf3+?? { (-0.11 → 2.52) Blunder. Bxd5 was best. } (12... Bxd5 13. d3 Nc6 14. Be3 Nb4 15. Na3 O-O-O 16. Rhg1 Rxg1 17. Nxg1 Be6 18. Kd2 a6 19. Nb1) 13. Kxf3 Nd7 14. Re1+ Be7 15. d4 Nf6 16. Bg5?? { (4.09 → -6.80) Blunder. c4 was best. } (16. c4) 16... Rxg5 17. Nc3 Rf5+ 18. Kg3 Nh5+ 19. Kg4 Rf4+ 20. Kxh5? { (-7.89 → Mate in 1) Checkmate is now unavoidable. Kh3 was best. } (20. Kh3 Kd7 21. Rxe7+ Kxe7 22. Re1+ Kd7 23. Re5 Nf6 24. Kg3 Rxd4 25. Kf3 Rg8 26. Rf5 Rg6) 20... f5?? { (Mate in 1 → -4.34) Lost forced checkmate sequence. Rh4# was best. } (20... Rh4#) 21. Nb5?? { (-4.34 → Mate in 1) Checkmate is now unavoidable. Kh6 was best. } (21. Kh6 Kf7) 21... Rh4# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting