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Puzzles (3 cohencoins award for each match):

Puzzle WJP1U: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/8EiChM7v"] [Date "2025.08.12"] [White "Ryker"] [Black "xavi"] [Result "0-1"] [UTCDate "2025.08.12"] [UTCTime "14:02:56"] [WhiteElo "1207"] [BlackElo "1721"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+1"] [WhiteTitle "NM"] [BlackTitle "GM🥉"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B10"] [Opening "Caro-Kann Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c6 2. Nc3 d5 { B10 Caro-Kann Defense } 3. d3?! { (0.32 → -0.23) Inaccuracy. Nf3 was best. } (3. Nf3 Bg4 4. d4 dxe4 5. Nxe4 Bxf3 6. Qxf3 Qxd4 7. Bd3 Nd7 8. c3 Qd5 9. c4 Qe5) 3... dxe4?! { (-0.23 → 0.54) Inaccuracy. Nf6 was best. } (3... Nf6 4. e5 d4 5. exf6 dxc3 6. bxc3 exf6 7. g3 Bc5 8. d4 Bd6 9. Bg2 O-O 10. Ne2) 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Qe2+ Be7 7. f4?? { (-0.62 → -2.51) Blunder. Nf3 was best. } (7. Nf3 O-O 8. c3 Re8 9. Qd1 c5 10. Be2 Nc6 11. O-O Qc7 12. Be3 Bf5 13. d4 cxd4) 7... O-O 8. d4?! { (-2.44 → -3.38) Inaccuracy. Qf2 was best. } (8. Qf2 Na6) 8... Re8 9. Qd3?? { (-3.62 → Mate in 4) Checkmate is now unavoidable. Be3 was best. } (9. Be3 Na6) 9... c5?? { (Mate in 4 → -4.07) Lost forced checkmate sequence. Bb4+ was best. } (9... Bb4+ 10. Kf2 Be1+ 11. Kf3 Qd5+ 12. Qe4 Qxe4#) 10. Be2?! { (-4.07 → -5.45) Inaccuracy. Nf3 was best. } (10. Nf3 cxd4 11. Bd2 Bc5+ 12. Be2 b6 13. b4 Ba6 14. c4 dxc3 15. Qxd8 Rxd8 16. bxc5 cxd2+) 10... cxd4 11. Nf3 Bg4?? { (-5.61 → -2.62) Blunder. Nc6 was best. } (11... Nc6) 12. h3 Bh5?? { (-3.24 → 0.44) Blunder. Bxf3 was best. } (12... Bxf3) 13. g4 Bg6 14. f5 Bxf5?! { (0.66 → 1.23) Inaccuracy. Na6 was best. } (14... Na6 15. Bd2 Nc5 16. Qxd4 Bd6 17. fxg6 hxg6 18. Kf1 Qc7 19. Bb5 Re4 20. Qc3 Qb6 21. Bc4) 15. gxf5 Nc6 16. Nxd4?? { (1.91 → -8.17) Blunder. a3 was best. } (16. a3) 16... Nxd4 17. Bf3 Nxf3+ 18. Qxf3 Bb4+ 19. Kf2 Qd4+ 20. Kg3 Bd6+ 21. Kg2 b6 22. Rd1 Qb4? { (-7.35 → -4.02) Mistake. Qe5 was best. } (22... Qe5 23. Be3 Qxb2 24. Rac1 Rad8 25. Bd4 Qxa2 26. Bxf6 gxf6 27. Rxd6 Rxd6 28. Qg3+ Kh8 29. Qxd6) 23. Rd4? { (-4.02 → -12.84) Mistake. c3 was best. } (23. c3 Qc5) 23... Qxd4 24. Be3 Qxb2 25. Re1 Qxc2+ 26. Re2 Qc4 27. Rd2 Bb4 28. Rd4 Qxa2+ 29. Bf2 Bc5 30. Rc4 Qxc4 31. Bxc5 Qc2+ 32. Bf2 Re2?? { (-14.62 → Mate in 3) Checkmate is now unavoidable. b5 was best. } (32... b5) 33. Kg3?? { (Mate in 3 → -57.67) Lost forced checkmate sequence. Qxa8+ was best. } (33. Qxa8+ Qc8 34. Qxc8+ Re8 35. Qxe8#) 33... Rae8 34. h4 h6 35. Bg1 Rg2+ 36. Qxg2 Qxg2+ 37. Kxg2 Re2+ 38. Bf2 a5 39. Kf3 Rxf2+ 40. Kxf2 a4 41. Ke2 a3 42. Kd2 a2 43. Kc2 a1=Q { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting