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Puzzles (3 cohencoins award for each match):

Puzzle g6Ofr: 850

🐍 Bohdan (1482) +3

Puzzle 8G9Ve: 514

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/t64tjrfb"] [Date "2025.10.21"] [White "Jett1"] [Black "Bohdan"] [Result "0-1"] [UTCDate "2025.10.21"] [UTCTime "20:33:51"] [WhiteElo "1124"] [BlackElo "1482"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+3"] [BlackTitle "🐍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6?! { (0.21 → 0.75) Inaccuracy. Nc6 was best. } { C42 Russian Game } (2... Nc6) 3. d3?! { (0.75 → 0.05) 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... Bc5? { (0.05 → 1.57) Mistake. Nc6 was best. } (3... Nc6 4. Be2 d5 5. exd5 Nxd5 6. O-O Bd6 7. Re1 O-O 8. Nbd2 a5 9. a4 Nb6 10. Bf1) 4. Nxe5 d6?! { (1.31 → 2.24) Inaccuracy. Qe7 was best. } (4... Qe7) 5. Nf3 Ng4?! { (2.03 → 3.30) Inaccuracy. Nc6 was best. } (5... Nc6 6. Be2 O-O 7. O-O Re8 8. c4 h6 9. h3 a6 10. Nc3 b5 11. cxb5 axb5 12. Nxb5) 6. Be2?? { (3.30 → -4.94) Blunder. d4 was best. } (6. d4 Bb6) 6... Nxf2 7. O-O?! { (-5.30 → -8.60) Inaccuracy. Qd2 was best. } (7. Qd2 Nxh1 8. d4 Bb6 9. Qd3 O-O 10. Bg5 f6 11. Be3 Nc6 12. Nc3 f5 13. O-O-O fxe4) 7... Nxd1+ 8. Nd4 Bxd4+ 9. Kh1 Nf2+ 10. Kg1?! { (-16.75 → Mate in 9) Checkmate is now unavoidable. Rxf2 was best. } (10. Rxf2 Bxf2 11. Nc3 O-O 12. g3 c6 13. Nd1 Bb6 14. Bf3 f5 15. exf5 Rxf5 16. Kg2 Qe7) 10... Nd1+?! { (Mate in 9 → -16.80) Lost forced checkmate sequence. Qh4 was best. } (10... Qh4 11. Bf4 Qxf4 12. g3 Nxd3+ 13. Kh1 Qxe4+ 14. Rf3 Qxe2 15. Nd2 Bh3 16. Rf2 Nxf2+ 17. Kg1) 11. Kh1 Qh4 12. g3 Nf2+ 13. Kg1?! { (-12.06 → Mate in 4) Checkmate is now unavoidable. Rxf2 was best. } (13. Rxf2 Qd8) 13... Qh3?! { (Mate in 4 → -16.17) Lost forced checkmate sequence. Ng4+ was best. } (13... Ng4+ 14. Kg2 Qxh2+ 15. Kf3 Ne5+ 16. Kf4 Qh6#) 14. Rxf2 Bxf2+ 15. Kxf2 Nc6 16. Kg1 Nd4 17. Bf1 Nf3+ 18. Kh1?! { (-14.30 → Mate in 1) Checkmate is now unavoidable. Kf2 was best. } (18. Kf2 Qh5 19. Nc3 Nxh2 20. Be2 Ng4+ 21. Ke1 Qh1+ 22. Kd2 c6 23. b4 Qg1 24. b5 O-O) 18... Qxh2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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