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Puzzles (3 cohencoins award for each match):

Puzzle GLHoC: 837

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/7xoogtua"] [Date "2025.11.22"] [White "Christian1"] [Black "LEO2"] [Result "1-0"] [UTCDate "2025.11.22"] [UTCTime "00:31:46"] [WhiteElo "1673"] [BlackElo "1379"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-4"] [WhiteTitle "NM🐍"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A05"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 Nf6 2. Nc3?! { (0.40 → -0.17) Inaccuracy. c4 was best. } (2. c4 e6 3. d4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. b3 Nbd7 8. O-O Ne4) 2... Nc6 { A05 Zukertort Opening } 3. b3?! { (0.25 → -0.42) Inaccuracy. d4 was best. } (3. d4 d5 4. Bf4 Bf5 5. e3 e6 6. Bb5 Nd7 7. Bd3 Bxd3 8. cxd3 Bd6 9. Bg3 a6) 3... g6?! { (-0.42 → 0.38) Inaccuracy. e5 was best. } (3... e5 4. e4) 4. Bb2 Bg7 5. d4 d5 6. e3 Ne4 7. Nxe4 dxe4 8. Nd2 h5?? { (0.36 → 2.13) Blunder. e5 was best. } (8... e5 9. dxe5) 9. Nxe4 Bd7?! { (2.33 → 3.26) Inaccuracy. Bf5 was best. } (9... Bf5 10. Ng3 Bd7 11. Qd2 a5 12. a3 e5 13. d5 Ne7 14. Ne4 Nc8 15. Nc5 Nd6 16. O-O-O) 10. Nc5 Bf5?! { (3.62 → 5.21) Inaccuracy. Bc8 was best. } (10... Bc8) 11. Bb5?! { (5.21 → 4.01) Inaccuracy. Nxb7 was best. } (11. Nxb7) 11... Qd5 12. c4?? { (4.24 → -1.56) Blunder. O-O was best. } (12. O-O O-O-O 13. Qe2 Qd6 14. Ba6 Na5 15. Bc3 bxa6 16. Bxa5 e5 17. Qf3 e4 18. Qe2 h4) 12... Qxg2 13. Rf1 Bg4? { (-1.47 → 0.00) Mistake. O-O was best. } (13... O-O) 14. Qd2 Bf6 15. f3?? { (0.00 → -8.57) Blunder. d5 was best. } (15. d5 Bxb2 16. Qxb2 O-O 17. h3 Bf3 18. dxc6 bxc6 19. Ba6 Rfd8 20. Qc3 Rd6 21. Nb7 Rd7) 15... Bxf3?? { (-8.57 → 3.56) Blunder. Bh4+ was best. } (15... Bh4+ 16. Kd1 Qxf1+ 17. Kc2 Qxf3 18. e4 O-O 19. Bxc6 bxc6 20. Qd3 Qg2+ 21. Qd2 Qxd2+ 22. Kxd2) 16. Qxg2?! { (3.56 → 2.43) Inaccuracy. Qxg2 was best. } (16. Qxg2) 16... Bxg2 17. Rg1 Bh4+?? { (2.12 → 7.92) Blunder. Bf3 was best. } (17... Bf3 18. Nxb7 O-O 19. Nc5 Nb8 20. h3 a6 21. Ba4 Rd8 22. Kd2 Bc6 23. Bxc6 Nxc6 24. Ke2) 18. Ke2 Be4 19. Nxe4 a6 20. Ba4 b5 21. cxb5 axb5 22. Bxb5 { Black resigns. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting