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Puzzles (3 cohencoins award for each match):

Puzzle 15hjo: 999999999

Abigail1 (985) +4
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/xuiYBRgX"] [Date "2026.05.29"] [White "Abigail1"] [Black "Eli4"] [Result "1-0"] [UTCDate "2026.05.29"] [UTCTime "23:21:00"] [WhiteElo "985"] [BlackElo "744"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e3 { A00 Van't Kruijs Opening } e5 2. Bc4? { (0.31 → -0.76) Mistake. d4 was best. } (2. d4 exd4 3. exd4 d5 4. Bd3 Bd6 5. Nf3 h6 6. O-O Ne7 7. Re1 O-O 8. Nbd2 Nd7) 2... Bc5? { (-0.76 → 0.32) Mistake. d5 was best. } (2... d5 3. Bb3 a5 4. a3 a4 5. Ba2 Nf6 6. d4 Bd6 7. c4 dxc4 8. dxe5 Bxe5 9. Qxd8+) 3. Nf3?? { (0.32 → -1.21) Blunder. Nc3 was best. } (3. Nc3 Nf6) 3... Nf6?? { (-1.21 → 1.36) Blunder. d5 was best. } (3... d5 4. d4 dxc4 5. dxc5 Qxd1+ 6. Kxd1 Nc6 7. Na3 Be6 8. Ke1 Nf6 9. Nd2 O-O-O 10. Ndxc4) 4. O-O?? { (1.36 → -0.56) Blunder. Nxe5 was best. } (4. Nxe5 d5 5. Be2 Bd6 6. d4 c5 7. O-O O-O 8. c4 cxd4 9. exd4 Nc6 10. Nxc6 bxc6) 4... e4 5. Ne5 Ng4?? { (-0.62 → 8.91) Blunder. O-O was best. } (5... O-O 6. d4 Bb6 7. Bb3 d6 8. Nc4 Nc6 9. Nxb6 axb6 10. Bc4 Bg4 11. Be2 Bxe2 12. Qxe2) 6. d3?? { (8.91 → -4.74) Blunder. Qxg4 was best. } (6. Qxg4 O-O) 6... Nxe3?? { (-4.74 → 11.95) Blunder. Nxe5 was best. } (6... Nxe5 7. Bb3) 7. fxe3 f5 8. dxe4 fxe4?! { (10.36 → Mate in 7) Checkmate is now unavoidable. Qe7 was best. } (8... Qe7 9. Qh5+) 9. Nf7?! { (Mate in 7 → 12.43) Lost forced checkmate sequence. Qh5+ was best. } (9. Qh5+ g6 10. Bf7+ Kf8 11. Qh6+ Ke7 12. Qg5+ Kd6 13. Rd1+ Bd4 14. Nc4+ Kc6 15. Qd5#) 9... Bxe3+ 10. Kh1 h5 11. Nxd8 d5 12. Bb3 d4 13. Qxd4 Bxd4 14. Ba4+ Kxd8 15. Bg5+ Bf6 16. Rxf6 g6?! { (13.46 → Mate in 1) Checkmate is now unavoidable. c6 was best. } (16... c6 17. Rxc6+ Kd7 18. Rh6+ Nc6 19. Rxh8 e3 20. Nc3 e2 21. Bb3 Ne5 22. Rh7 Kd6 23. Rxg7) 17. Rxg6# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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