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Puzzles (3 cohencoins award for each match):

Puzzle gqvKQ: 669

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/A27TJE0U"] [Date "2025.12.15"] [White "KiRiLL"] [Black "Arjun1"] [Result "0-1"] [UTCDate "2025.12.15"] [UTCTime "16:50:18"] [WhiteElo "1377"] [BlackElo "1612"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+42"] [WhiteTitle "GM"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C45"] [Opening "Scotch Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 { C45 Scotch Game } Nxd4?! { (0.09 → 0.99) Inaccuracy. Nf6 was best. } (4... Nf6) 5. Qxd4 Nf6? { (0.81 → 2.21) Mistake. Qf6 was best. } (5... Qf6 6. Qe3 Bb4+ 7. c3 Ba5 8. Qg3 d6 9. Bd3 Ne7 10. Bg5 Qg6 11. Nd2 Bb6 12. a4) 6. Nc3?! { (2.21 → 1.52) Inaccuracy. e5 was best. } (6. e5 c5 7. Qe3 Nd5 8. Qe4 Nc7 9. Nc3 Rb8 10. a4 b6 11. Bc4 Bb7 12. Qg4 Ne6) 6... Be7?? { (1.52 → 4.56) Blunder. d6 was best. } (6... d6 7. Bf4 Be7 8. f3 O-O 9. O-O-O Re8 10. g4 Nd7 11. h4 Bxh4 12. Qd2 Bf6 13. g5) 7. Bc4?? { (4.56 → 1.01) Blunder. e5 was best. } (7. e5 Ng8 8. Bf4 c6 9. O-O-O Qb6 10. Qd3 Qxf2 11. g3 Qb6 12. Ne4 Nh6 13. Bh3 O-O) 7... O-O 8. O-O d6 9. Bf4 c5?! { (0.89 → 1.84) Inaccuracy. Be6 was best. } (9... Be6 10. Rad1 Bxc4 11. Qxc4 Qc8 12. Rfe1 Re8 13. h3 a6 14. a4 h6 15. a5 Bd8 16. Bg3) 10. Qe3 Ng4 11. Qg3 Nf6?! { (1.96 → 2.69) Inaccuracy. Bh4 was best. } (11... Bh4 12. Qd3) 12. Rad1? { (2.69 → 1.49) Mistake. Be2 was best. } (12. Be2 h5 13. Rad1 h4 14. Qe3 Qb6 15. Bg5 Re8 16. Bb5 Rd8 17. h3 Be6 18. f4 a6) 12... Bg4?? { (1.49 → 6.90) Blunder. Nh5 was best. } (12... Nh5 13. Qf3 Nxf4 14. Qxf4 Be6 15. Bxe6 fxe6 16. Qg4 Qc8 17. f4 Rf6 18. f5 c4 19. Kh1) 13. f3?? { (6.90 → 3.25) Blunder. e5 was best. } (13. e5 Bxd1) 13... Bd7? { (3.25 → 5.67) Mistake. Be6 was best. } (13... Be6 14. Bxe6 Nh5 15. Qg4 Nxf4 16. Bc4 Ng6 17. f4 a6 18. e5 b5 19. Bd5 Ra7 20. Be4) 14. Bxd6 Bxd6?! { (4.61 → 6.46) Inaccuracy. Bc6 was best. } (14... Bc6 15. Bxe7) 15. Rxd6 Qc7 16. Nd5?! { (6.94 → 4.63) Inaccuracy. e5 was best. } (16. e5 Ne8) 16... Nxd5 17. Bxd5 Rad8 18. Qf4?? { (4.63 → -5.46) Blunder. Rd1 was best. } (18. Rd1) 18... b6?? { (-5.46 → 4.11) Blunder. Be6 was best. } (18... Be6 19. Bxe6 fxe6 20. Rfd1 Rxf4 21. Rxd8+ Rf8 22. Rxf8+ Kxf8 23. Kh1 Qf4 24. a3 Qe3 25. Rg1) 19. Rd1 c4 20. Qe5?? { (5.32 → -3.41) Blunder. e5 was best. } (20. e5 c3 21. b3 Rc8 22. Bxf7+ Rxf7 23. Qxf7+ Kxf7 24. Rxd7+ Qxd7 25. Rxd7+ Ke6 26. Rxg7 Rd8) 20... Qc5+?? { (-3.41 → 6.41) Blunder. Be8 was best. } (20... Be8) 21. Kf1?? { (6.41 → -0.27) Blunder. Qd4 was best. } (21. Qd4 Be6) 21... c3 22. bxc3?? { (0.13 → -1.67) Blunder. a4 was best. } (22. a4 Bb5+ 23. axb5 Rxd6 24. bxc3 Qxb5+ 25. c4 Rxd5 26. Qxd5 Qb4 27. Qb5 Qc3 28. Qb3 Qf6) 22... Bb5+ 23. c4 Bxc4+ 24. Bxc4 Qxe5 25. Rxd8 Qxh2?! { (-1.87 → -1.31) Inaccuracy. Qc7 was best. } (25... Qc7) 26. Rxf8+ Kxf8 { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting