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Puzzles (3 cohencoins award for each match):

Puzzle d4E1B: 410

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/9mP277zE"] [Date "2026.03.04"] [White "Talal"] [Black "Ioana"] [Result "1-0"] [UTCDate "2026.03.04"] [UTCTime "21:10:05"] [WhiteElo "1317"] [BlackElo "800"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Pawn Game: Busch-Gass Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Bc5? { (0.41 → 1.86) Mistake. Nc6 was best. } { C40 King's Pawn Game: Busch-Gass Gambit } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Ba4 Be7 7. Nxe5 Nxe5 8. Rxe5 O-O 9. Bb3) 3. Nc3? { (1.86 → 0.51) Mistake. Nxe5 was best. } (3. Nxe5 Nc6) 3... Nf6?! { (0.51 → 1.27) Inaccuracy. d6 was best. } (3... d6 4. Na4) 4. Bc4? { (1.27 → -0.04) Mistake. Nxe5 was best. } (4. Nxe5 Bd4) 4... O-O?! { (-0.04 → 0.80) Inaccuracy. d6 was best. } (4... d6 5. d3 a5 6. a3 O-O 7. h3 c6 8. O-O a4 9. Ne2 Bb6 10. Ng3 Be6 11. Bxe6) 5. d3?! { (0.80 → 0.16) Inaccuracy. Nxe5 was best. } (5. Nxe5 Nc6) 5... g6?? { (0.16 → 2.90) Blunder. d6 was best. } (5... d6 6. Na4 Bb6 7. c3 h6 8. O-O Nc6 9. Nxb6 axb6 10. Re1 Re8 11. a3 Be6 12. Bxe6) 6. O-O d5?! { (3.21 → 4.02) Inaccuracy. Re8 was best. } (6... Re8 7. Ng5) 7. exd5?! { (4.02 → 3.18) Inaccuracy. Nxd5 was best. } (7. Nxd5 Nxd5 8. Bxd5 c6 9. Bc4 Bg4 10. Bh6 Re8 11. h3 Bxf3 12. Qxf3 Qe7 13. Bg5 Qf8) 7... c6?! { (3.18 → 4.19) Inaccuracy. Bg4 was best. } (7... Bg4) 8. Bh6?? { (4.19 → 1.96) Blunder. dxc6 was best. } (8. dxc6 Nxc6) 8... Re8?? { (1.96 → 5.44) Blunder. cxd5 was best. } (8... cxd5 9. Bb3 Nc6 10. Bxf8 Bxf8 11. h3 Be6 12. Re1 Qd6 13. Nb5 Qb8 14. c4 dxc4 15. dxc4) 9. dxc6 bxc6 10. Qe2?! { (6.50 → 4.18) Inaccuracy. Ng5 was best. } (10. Ng5 Nd5) 10... Nh5? { (4.18 → 8.51) Mistake. Be6 was best. } (10... Be6 11. Qxe5) 11. Nxe5 Rxe5 12. Qxe5 Bd6 13. Qd4?? { (9.00 → -4.79) Blunder. Qe3 was best. } (13. Qe3 Bf5 14. Bg5 Qf8 15. Rfe1 Nd7 16. h3 Ne5 17. Bb3 Re8 18. Bh6 Nf3+ 19. Qxf3 Rxe1+) 13... Nd7?? { (-4.79 → 11.30) Blunder. Bxh2+ was best. } (13... Bxh2+ 14. Kxh2 Qxd4 15. Rae1 Be6 16. Kg1 Nd7 17. Rxe6 fxe6 18. Bxe6+ Kh8 19. Ne4 Nhf6 20. Bxd7) 14. g4?? { (11.30 → 2.59) Blunder. Qxd6 was best. } (14. Qxd6 Ng7) 14... Nhf6?? { (2.59 → 9.87) Blunder. Ndf6 was best. } (14... Ndf6 15. f4) 15. g5?! { (9.87 → 5.89) Inaccuracy. Qxd6 was best. } (15. Qxd6 Nxg4) 15... Ne8?! { (5.89 → 9.66) Inaccuracy. Ne5 was best. } (15... Ne5 16. f4) 16. Rfe1 Bc5? { (9.81 → Mate in 2) Checkmate is now unavoidable. Ndf6 was best. } (16... Ndf6 17. gxf6) 17. Rxe8+ Qxe8 18. Qg7# { White wins by checkmate. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting