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Puzzles (3 cohencoins award for each match):

Puzzle Lelzv: 753

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/O2qbgR54"] [Date "2025.06.18"] [White "Ariella"] [Black "BENJAMIN4"] [Result "0-1"] [UTCDate "2025.06.18"] [UTCTime "20:48:58"] [WhiteElo "1237"] [BlackElo "1602"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+1"] [BlackTitle "🌊"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 { B01 Scandinavian Defense } 2. Bb5+?? { (0.79 → -1.04) Blunder. exd5 was best. } (2. exd5 Qxd5) 2... c6 3. Ba4?! { (-1.12 → -2.15) Inaccuracy. Bd3 was best. } (3. Bd3 e5 4. exd5 cxd5 5. Bb5+ Nc6 6. d4 exd4 7. Qxd4 Nf6 8. Nf3 Bd6 9. Bxc6+ bxc6) 3... dxe4 4. Bb3 Nf6 5. Nh3?? { (-2.21 → -8.00) Blunder. Nc3 was best. } (5. Nc3 Bf5) 5... Bf5?? { (-8.00 → -2.66) Blunder. Bg4 was best. } (5... Bg4 6. Ng5 Bxd1 7. Bxf7+ Kd7 8. Kxd1 Qb6 9. Be6+ Kc7 10. Ke1 Nbd7 11. Nc3 g6 12. d4) 6. Ng5 e6 7. O-O?! { (-3.12 → -4.65) Inaccuracy. f3 was best. } (7. f3 Nbd7 8. O-O exf3 9. Nxf3 a5 10. a4 Bd6 11. d4 h6 12. Kh1 O-O) 7... Bd6?! { (-4.65 → -3.62) Inaccuracy. h6 was best. } (7... h6 8. Nh3 Nbd7 9. Nc3 Bd6 10. d3 exd3 11. cxd3 Qc7 12. Kh1 Rd8 13. Ne4 Nxe4 14. dxe4) 8. Nh3?! { (-3.62 → -5.50) Inaccuracy. d3 was best. } (8. d3 exd3) 8... Bxh3 9. gxh3 Qc7?! { (-4.95 → -3.81) Inaccuracy. Bc7 was best. } (9... Bc7 10. f4 Nbd7 11. Kh1 Nc5 12. Nc3 a5 13. d3 exd3 14. Bc4 b5 15. Be3 bxc4 16. Bxc5) 10. f3? { (-3.81 → -6.98) Mistake. Kh1 was best. } (10. Kh1 Nbd7) 10... Bxh2+ 11. Kg2 exf3+? { (-12.23 → -4.26) Mistake. Qg3+ was best. } (11... Qg3+ 12. Kh1 Qxh3 13. Rf2 Bg3+ 14. Kg1 Bxf2+ 15. Kxf2 Qh2+ 16. Ke3 Na6 17. Nc3 Nb4 18. Nxe4) 12. Kxf3? { (-4.26 → -9.33) Mistake. Qxf3 was best. } (12. Qxf3 Be5) 12... Qf4+ 13. Kg2 Qg3+ 14. Kh1 Qxh3 15. Qe2 Bd6+ 16. Kg1 Bc5+ 17. d4 Bxd4+ 18. Be3 Bxe3+ 19. Rf2 Bxf2+ 20. Kxf2 Ng4+ 21. Kg1 O-O 22. Nc3 Rd8 23. Qe5?! { (-13.00 → Mate in 6) Checkmate is now unavoidable. Rf1 was best. } (23. Rf1 Qg3+) 23... Nxe5?! { (Mate in 6 → -23.45) Lost forced checkmate sequence. Rd2 was best. } (23... Rd2 24. Ne2 Nxe5 25. Bxe6 Qe3+ 26. Kh1 Qxe2 27. Bxf7+ Nxf7 28. Re1 Qxe1#) 24. Ne4?! { (-23.45 → Mate in 7) Checkmate is now unavoidable. Rd1 was best. } (24. Rd1 Qg4+) 24... Nf3+ 25. Kf2 Rd2+ 26. Ke3 Qg2 27. Kf4?! { (-17.46 → Mate in 2) Checkmate is now unavoidable. Nxd2 was best. } (27. Nxd2 Nxd2 28. Rd1 Nf1+ 29. Rxf1 Qxf1 30. Ke4 Qb1 31. Kf3 Qxb2 32. Kg3 Nd7 33. Ba4 Qe5+) 27... Nd4 28. Nxd2 Nxb3?! { (Mate in 8 → -16.30) Lost forced checkmate sequence. g5+ was best. } (28... g5+ 29. Ke5 Nd7+ 30. Kxd4 Qf2+ 31. Kd3 Nc5+ 32. Kc3 Qe3+ 33. Kb4 Na6+ 34. Ka4 b5+ 35. Ka3) 29. Nxb3 Qxc2 30. Nd4 Qxb2 31. Rd1 Qf2+ 32. Ke4 f5+ 33. Ke5 Qg3+ 34. Kxe6 Nd7?! { (Mate in 6 → -71.73) Lost forced checkmate sequence. Na6 was best. } (34... Na6 35. Nxc6 bxc6 36. Kd7 Qc7+ 37. Ke6 Rf8 38. Rd7 Nc5+ 39. Ke7 Qxd7#) 35. Kxd7 Qg5 36. Ke6?! { (-14.06 → Mate in 2) Checkmate is now unavoidable. Ne6 was best. } (36. Ne6 Qf6) 36... Re8+ 37. Kd7 Qe7# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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