Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/xoJ0ODMw"]
[Date "2026.07.01"]
[White "Wesley"]
[Black "Maria"]
[Result "1-0"]
[UTCDate "2026.07.01"]
[UTCTime "20:35:49"]
[WhiteElo "1499"]
[BlackElo "1138"]
[WhiteRatingDiff "+2"]
[BlackRatingDiff "-2"]
[WhiteTitle "☘"]
[BlackTitle "❦"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A04"]
[Opening "Zukertort Opening: Pirc Invitation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. Nf3 d6 { A04 Zukertort Opening: Pirc Invitation } 2. g3 Nf6 3. Bg2 Bg4 4. O-O Ne4?? { (0.78 → 3.69) Blunder. e6 was best. } (4... e6 5. c4 c6 6. Nc3 d5 7. Ne5 d4 8. Nxg4 Nxg4 9. Ne4 f5 10. Qb3 fxe4 11. Qxb7) 5. d3?? { (3.69 → 1.47) Blunder. Ne1 was best. } (5. Ne1 Nf6 6. Bxb7 Nbd7 7. Bxa8 Qxa8 8. f3 Bh3 9. Rf2 e5 10. d4 Be7 11. Nd3 O-O) 5... Bxf3?? { (1.47 → 6.28) Blunder. Nf6 was best. } (5... Nf6 6. h3 Bxf3 7. Bxf3 c6 8. c4 g6 9. Nc3 Bg7 10. Rb1 a5 11. d4 O-O 12. Qb3) 6. Bxf3 Ng5?! { (6.23 → 10.12) Inaccuracy. Nf6 was best. } (6... Nf6 7. Bxb7) 7. Bg2?! { (10.12 → 5.88) Inaccuracy. Bxg5 was best. } (7. Bxg5 c6 8. c3 g6 9. Bg2 Bg7 10. Qc2 O-O 11. Nd2 Nd7 12. a3 h6) 7... Ne6 8. Nc3?? { (5.84 → 1.72) Blunder. Bxb7 was best. } (8. Bxb7 Nd7) 8... c6 9. e4 Qb6?! { (1.72 → 2.56) Inaccuracy. g6 was best. } (9... g6 10. d4 Nd7 11. Ne2 Bg7 12. c3 Nc7 13. a4 e5 14. Qb3 O-O 15. Be3 Qc8 16. f4) 10. Be3?! { (2.56 → 1.85) Inaccuracy. a4 was best. } (10. a4 g6 11. a5 Qd8 12. Be3 Bg7 13. d4 O-O 14. h4 Nd7 15. h5 c5 16. d5 Nc7) 10... Nd4? { (1.85 → 3.28) Mistake. Qxb2 was best. } (10... Qxb2 11. Qd2 Qa3 12. Rfb1 Nd8 13. Nd1 Nd7 14. d4 b6 15. h4 g6 16. h5 gxh5 17. Rb3) 11. Qg4 Ne2+?? { (3.48 → 10.39) Blunder. Na6 was best. } (11... Na6 12. Nd5) 12. Qxe2 Qxb2 13. Qg4 Qxc3 14. Qc8# { White wins by checkmate. } 1-0