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Puzzles (3 cohencoins award for each match):

Puzzle MX2Gl: 999999999

GM Noah1 (1670?) +12
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/lOd3iPkc"] [Date "2026.06.02"] [White "Archer1"] [Black "Noah1"] [Result "0-1"] [UTCDate "2026.06.02"] [UTCTime "20:44:00"] [WhiteElo "1255"] [BlackElo "1670"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+12"] [WhiteTitle "NM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C00"] [Opening "French Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e6 { C00 French Defense } 2. Bc4? { (0.59 → -0.47) Mistake. d4 was best. } (2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 a6 6. Nf3 c5 7. Be3 Nc6 8. a3 cxd4) 2... d5 3. exd5 exd5 4. Bb3 Nf6 5. c4?! { (-0.59 → -1.30) Inaccuracy. d4 was best. } (5. d4 a5) 5... Nc6?! { (-1.30 → -0.49) Inaccuracy. d4 was best. } (5... d4 6. d3) 6. cxd5 Nb4 7. d6?? { (0.00 → -5.35) Blunder. d4 was best. } (7. d4) 7... cxd6?? { (-5.35 → 0.35) Blunder. Nd3+ was best. } (7... Nd3+) 8. g4?? { (0.35 → -4.34) Blunder. d4 was best. } (8. d4 Qa5 9. Nc3 Qa6 10. Nge2 Nd3+ 11. Kf1 Be7 12. Ba4+ Bd7 13. Bxd7+ Nxd7 14. h4 Nf6) 8... Be7 9. g5? { (-3.58 → -7.17) Mistake. d4 was best. } (9. d4 Bxg4) 9... Nd3+ 10. Kf1 Qb6 11. gxf6? { (-7.96 → Mate in 1) Checkmate is now unavoidable. Ba4+ was best. } (11. Ba4+ Kf8) 11... Qxf2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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