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Puzzles (3 cohencoins award for each match):

Puzzle O2NIK: 766

Puzzle pGFLt: 407

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/z2loWPKd"] [Date "2026.01.20"] [White "Aden1"] [Black "Asher"] [Result "0-1"] [UTCDate "2026.01.20"] [UTCTime "21:04:37"] [WhiteElo "963"] [BlackElo "1018"] [WhiteRatingDiff "-32"] [BlackRatingDiff "+28"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 { B01 Scandinavian Defense } 2. Qe2?? { (0.87 → -0.93) Blunder. exd5 was best. } (2. exd5) 2... e5? { (-0.93 → 0.23) Mistake. dxe4 was best. } (2... dxe4) 3. Nc3?? { (0.23 → -1.53) Blunder. exd5 was best. } (3. exd5 Be7 4. Nf3 Nf6 5. Nxe5 O-O 6. Qd1 Nxd5 7. Bc4 Bf6 8. d4 c5 9. O-O Be6) 3... Nf6? { (-1.53 → -0.16) Mistake. d4 was best. } (3... d4 4. Nb1 Nc6 5. d3 g5 6. Qd1 h5 7. h4 g4 8. g3 Be6 9. Bg2 Nge7 10. Ne2) 4. Nf3?! { (-0.16 → -1.17) Inaccuracy. exd5 was best. } (4. exd5) 4... Bd6?? { (-1.17 → 0.40) Blunder. d4 was best. } (4... d4 5. Nb1 Nc6 6. d3 h6 7. g3 g5 8. Bg2 Bg4 9. c3 Qd7 10. h3 Be6 11. cxd4) 5. d4 O-O?? { (0.52 → 3.10) Blunder. dxe4 was best. } (5... dxe4 6. Nxe5) 6. Bg5?? { (3.10 → 0.02) Blunder. dxe5 was best. } (6. dxe5 dxe4) 6... h6?? { (0.02 → 2.53) Blunder. exd4 was best. } (6... exd4 7. Nxd5 Nbd7 8. Nxd4 h6 9. Nxf6+ Nxf6 10. Be3 Nxe4 11. O-O-O Qe7 12. f3 Nf6 13. Bf2) 7. Bh4?? { (2.53 → -0.29) Blunder. Bxf6 was best. } (7. Bxf6 gxf6) 7... Qd7?? { (-0.29 → 4.17) Blunder. exd4 was best. } (7... exd4 8. Bxf6) 8. Qd3?? { (4.17 → -1.38) Blunder. dxe5 was best. } (8. dxe5 d4) 8... g5?? { (-1.38 → 2.07) Blunder. exd4 was best. } (8... exd4 9. Nxd4 Nxe4 10. Nxd5 Nc5 11. Qc3 Re8+ 12. Ne3 Nc6 13. O-O-O Ne4 14. Qe1 Nxd4 15. Rxd4) 9. Bg3? { (2.07 → 0.67) Mistake. dxe5 was best. } (9. dxe5 gxh4 10. O-O-O Bxe5 11. Nxe5 Qd6 12. f4 Nbd7 13. exd5 Nxe5 14. fxe5 Qxe5 15. Qd4 Qg5+) 9... Nc6?? { (0.67 → 3.22) Blunder. exd4 was best. } (9... exd4 10. Qxd4) 10. O-O-O?? { (3.22 → 0.90) Blunder. dxe5 was best. } (10. dxe5 Re8) 10... exd4? { (0.90 → 2.33) Mistake. Nb4 was best. } (10... Nb4) 11. Nxd4?? { (2.33 → -0.07) Blunder. Nxd5 was best. } (11. Nxd5 Nxd5 12. exd5 Nb4 13. Qb3 a5 14. a3 a4 15. Qc4 Nxd5 16. Qxd4 c6 17. h4 Bxg3) 11... Nxd4?? { (-0.07 → 4.50) Blunder. dxe4 was best. } (11... dxe4 12. Nxe4) 12. Qxd4 c5? { (4.63 → 9.63) Mistake. Qc6 was best. } (12... Qc6 13. exd5) 13. Qxf6 Be7 14. Qxh6 Qc7 15. Qxg5+?? { (22.40 → -3.81) Blunder. Bxc7 was best. } (15. Bxc7 Rd8 16. Rxd5 Be6 17. Be5 f6 18. Qg6+ Kf8 19. Bxf6 Bxf6 20. Qxf6+ Bf7 21. Qxd8+ Rxd8) 15... Bxg5+ 16. Kb1 Qe7?! { (-3.96 → -2.98) Inaccuracy. Qa5 was best. } (16... Qa5) 17. Rxd5? { (-2.98 → -4.87) Mistake. h4 was best. } (17. h4) 17... b6?! { (-4.87 → -3.30) Inaccuracy. Be6 was best. } (17... Be6 18. Re5) 18. Rd1?! { (-3.30 → -4.56) Inaccuracy. Re5 was best. } (18. Re5 Qf6 19. Nd5 Qg7 20. h4 Bd8 21. Bc4 Be6 22. h5 Kh7 23. h6 Qg6 24. Nf4 Bxc4) 18... Bg4 19. f3 Bh5?? { (-3.61 → -1.59) Blunder. Be6 was best. } (19... Be6 20. Bd6) 20. Bb5?! { (-1.59 → -2.19) Inaccuracy. Bd6 was best. } (20. Bd6 Qe6) 20... a6?! { (-2.19 → -1.45) Inaccuracy. Rad8 was best. } (20... Rad8) 21. Ba4?? { (-1.45 → -4.94) Blunder. Nd5 was best. } (21. Nd5 Qa7) 21... b5 22. Bb3 c4 23. Bxc4 bxc4 24. Rd5 Rad8 25. Rxd8?! { (-5.37 → -7.30) Inaccuracy. Re5 was best. } (25. Re5 Qf6) 25... Rxd8 26. Re1 Bh4 27. Bf4 Bg6 28. Rc1 f5 29. b3 fxe4 30. Re1 cxb3 31. Rc1 exf3 32. gxf3?! { (-18.00 → Mate in 5) Checkmate is now unavoidable. axb3 was best. } (32. axb3 Qa3) 32... Re8?! { (Mate in 5 → -12.28) Lost forced checkmate sequence. Qa3 was best. } (32... Qa3 33. axb3 Bf6 34. Be5 Bxe5 35. Rd1 Rxd1+ 36. Nxd1 Qa1#) 33. axb3 Bg5 34. Ne4 Bxf4 35. Nf2?! { (-12.00 → Mate in 5) Checkmate is now unavoidable. Rg1 was best. } (35. Rg1 Kg7) 35... Bxc1 36. Kxc1 Qe1+ 37. Kb2 Qxf2 38. h4 Bxc2 39. Kc3 Rc8+ 40. Kb4 Qc5+ 41. Ka4 a5 42. h5 Rb8 43. f4 Rb4+ 44. Ka3 Rxb3+ 45. Ka2 Qa3# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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