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Puzzles (3 cohencoins award for each match):

Puzzle zXT4z: 835

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/3y2p2X8t"] [Date "2025.08.05"] [White "Philip1"] [Black "John2"] [Result "1-0"] [UTCDate "2025.08.05"] [UTCTime "14:08:44"] [WhiteElo "1126"] [BlackElo "1071"] [WhiteRatingDiff "+42"] [BlackRatingDiff "-27"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 3. Nc3?! { (0.75 → 0.07) Inaccuracy. Nxe5 was best. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nf6 9. Nc3 O-O) 3... Nc6 4. Bc4 { C46 Four Knights Game: Italian Variation } d5?? { (0.05 → 1.66) Blunder. Nxe4 was best. } (4... Nxe4 5. Nxe4) 5. exd5 Nxd5?? { (1.81 → 8.14) Blunder. Nd4 was best. } (5... Nd4 6. h3 Bd6 7. O-O O-O 8. d3 a6 9. a4 h6 10. Re1 Nxf3+ 11. Qxf3 Bd7 12. Be3) 6. Nxd5?! { (8.14 → 5.47) Inaccuracy. Bxd5 was best. } (6. Bxd5 Nd4 7. Nxe5 Qf6 8. O-O Qxe5 9. Re1 Qe7 10. Rxe7+ Bxe7 11. d3 O-O 12. Be3 c5) 6... e4?! { (5.47 → 8.61) Inaccuracy. Be6 was best. } (6... Be6 7. Ne3) 7. Ng1? { (8.61 → 4.72) Mistake. Qe2 was best. } (7. Qe2 Be6) 7... Ne5 8. b3?! { (4.54 → 3.46) Inaccuracy. Ne3 was best. } (8. Ne3 Nxc4 9. Nxc4 Be6 10. Ne3 f5 11. d3 exd3 12. Qxd3 Qxd3 13. cxd3 O-O-O 14. Nf3 Be7) 8... Nxc4? { (3.46 → 5.75) Mistake. b5 was best. } (8... b5) 9. bxc4 c6 10. Nc3?! { (5.58 → 3.89) Inaccuracy. Ne3 was best. } (10. Ne3 Bd6) 10... e3? { (3.89 → 7.61) Mistake. Bf5 was best. } (10... Bf5 11. f3) 11. fxe3 Be7 12. g3 O-O 13. Nf3 Bg4 14. Bb2 h5 15. h3 Bxf3 16. Qxf3 b5 17. g4 hxg4 18. Qxg4?! { (9.97 → 6.08) Inaccuracy. hxg4 was best. } (18. hxg4 Bh4+ 19. Ke2 Qf6 20. Qh3 g5 21. Raf1 Qe6 22. Qf3 a6 23. Ne4 f5 24. gxf5 Qxc4+) 18... bxc4?! { (6.08 → 8.90) Inaccuracy. f5 was best. } (18... f5 19. Qg2) 19. Nd5 cxd5? { (7.50 → Mate in 1) Checkmate is now unavoidable. Bg5 was best. } (19... Bg5 20. Nf4 Rb8 21. Bxg7 Kxg7 22. h4 Rh8 23. Ke2 c3 24. d4 Rb2 25. Rag1 Kf8 26. Qxg5) 20. Qxg7# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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